SQUARE WAVE Analysis at

Audio Fre-
quencies; J. P. Van Duyne and M. E. Clark, May 47, 27. SYSTEMS Audio, for FM Broadcasting; J. D. Colvin, May 47, 11. Broadcast and Public Address; Arthur W. Schneider, Aug. 47, 27. Industrial Music; Samuel C. Milbourne, July 47, 31. Loudness Control for Reproducing; David C. Bomberger, May 48, 11. Multi-Lingual Interpreting; C. A. Tuthill, Sept. 47, 10. Problems of Sound Distribution; O. L. Angevine, Jr. and R. S. Anderson. I, June 48, 18; II, Sept. 48, 16; III, Oct. 48, 28. Residence Radio, Elements of; C, G. McProud, I, Sept. 48, 22; II, Oct. 48, 21; III, Nov. 48, 20; IV, Dec. 48, 22. Sound Reinforcement, in Broadcasting; Howard A. Chinn and Robert B. Monroe, Dec. 47, 5. Sound Reinforcement, in Hollywood Bowl; M. Rettinger, Feb. 48, 15. Wired Music, Design and Construction; Arthur R. O'Neil and Herbert G. Cole, July 48, 19. TELEPHONE RECORDING; E. W. Savage, I, Apr. 48, 20; II, July 48, 26; III, Dec. 48, 14. TUNING INDICATOR, for FM Receivers; L. B. Keim, Sept. 48, 32. ULTRASONICS Applications of, in Biology; S. Young White, June 48, 30. Coupling Energy to a Load; S. Young White, Mar. 48, 29. Economic Considerations in Industrial; S. Young White, Jan. 48, 31. Elements of; S. Young White, Feb. 48, 28. High Power; S. Young White, July 47, 23. notes on Using; S. Young White, Apr. 48, 26. in Liquids; S. Young White, Sept. 47, 16. Opportunities in; S. Young White, June 47, 30. in Solids; S. Young White, Oct. 47, 22. Testing by; S. Young While, Nov. 47, 28. Too Much Audio; S. Young White, May 47, 31. VACUUM TUBES Advantages of Space-Charge Grid Output Tubes; Oct. 47, 20. Graphical Characteristics of Cathode-Coupled Triodes; C. J. LeBel, May 47, 40. Cathode Phase Inverter Design; C. W. Vadersen, I, June 47, 18; II, July 47, 20. VOLTAGE STABILIZERS, A C ; Helterline, Jr., Sept. 47, 23. Leo L.
N.A.B. Recording Standards Meeting, Report; Oct. 47, 32. NOISE, Preamplifier, in FM Broadcasting; A. E. Richmond, July 47, 15. NOISE SUPPRESSORS Balanced Clipper Noise Suppressor; S. Leslie Price, Mar. 48, 13. Dynamic Noise Suppressor; John D. Goodell, Nov. 47, 7. Elements of Residence Radio Systems; III, C. G. McProud, Nov. 48, 20. Experimental Noise Suppressor, (Olson) ; Charles D. Cole, Jan. 48, 9; Also schematic, Dec. 47, 28. Experimental Volume Expander and Scratch Suppressor; C. G. McProud, Aug. 47, 13. General Purpose 6AS7G Amplifier; C. G. McProud, June 48, 24 Simplified Dynamic Noise Suppressor; C. G. McProud, Aug. 48, 22. ORGANS, Design of Electric; Winston Wells, I, Aug. 47, 16; II, Sept. 47, 19; III, Apr. 48, 24; IV, Sept. 48, 28.

DECEMBER, 1950

Recording Characteristics (Audiana); C. G. McProud; II Jan., 20. Recording and Fine-Groove Technique; H. E. Hoys; Sept., 11. Recording, Magnetic Art of Tape Recording. The; Joel Tall; I May, 13; II June, 20; III July, 22; IV Aug., 16; V Sept., 15. of Meter Data; R. E. Zenner; Feb., 16.
in Motion Pictures; M. Rettinger; I March, 9; II April, 18. New Technique for Reducing Distortion in Sound Recording; Caldwell P. Smith; April, 28. Performance plus Economy Tape Recorder; Jay Blakesley; Nov., 20. Reverberation-Time Calculation, Simplified (Chart); Lewis S. Goodfriend; May, 20.
Speech Communication Conference at M. I. T.; Leo L. Beranek; July, 21. Stereophonic Reproduction; Tenny Lode; Jan., 15. Transformers Determining Unknown Impedances in ; L. H. Hippe; Dec., 21. Optimum Use of Nickel Alloy Steels in Low-Level ; L. W. Howard; Oct., 20.

SUBJECT INDEX

Acoustics Acoustical Balance in Recording, Eddison von Ottenfeld. Aug., 23. Audio Engineering; Society Papers AES Standard Playback Curve. Jan., 22. Direct Radiator Loudspeaker Enclosures, Harry P. Olson. Nov., 34. Effect of Hound Intensity Level on Judgment of "Tonal Range" and "Volume Level," Stephen E. Stuntz. June, 17. Loudspeaker Damping. Albert Preisman. I, Mar., 22; II, Apr., 24. The Measurement of Audio Volume, Howard A. Chinn. I, Sept., 26, II, Oct., 24. New Method of Measuring and Analyzing Inter-modulation, C. J. LeBel. July, 18. Toward a More Realistic Audio, Ross H. Snyder. Aug., 24. Amplifiers Analysis of Split-load Phase Inverter, George Ellis Jones, Jr. Dec., 16. 15-Watt Direct-Coupled Amplifier, William B. Fraser. Apr., 15. How Far Can I Mismatch? Saul J. White, Jan., 15. The Interview Amplifier, C. G. McProud. Dec., 13. More About Mismatching, Robert M. Mitchell. Oct., 16. Musician's Amplifier Senior, David Sarser and Melvin C. Sprinkle. Jan., 13. New Approach to Loudspeaker Damping, Warner Clements. Aug., 20. Positive Feedback for A-F Curve Shaping, L. P. Haner; I, Feb., 16; 11, Mar., 15. Something New in Remote Amplifiers, Robert S. Houston. Nov., 18. Space-Charge-Grid Amplifier, Melvin C. Sprinkle, Sept., 15. Studio-Controlled Remote Amplifier, Robert S. Houston. Sept., 24. Survey of Audio-Frequency Power-Amplifier Circuits, Peter G. Sulzer. May, 15. An Ultra-Linear Amplifier, David Hafier and Herbert I. Keroes. Nov., 15. Versatile Amplifier from Junk-Box Parts, Curtiss R. Schafer. June, 22. A - M Radio Brief Review of Diode Detectors, Rudolph L. Kuehn. June, 11. Characteristics of AM Detectors, W. E. Babcock. July, 9. Receiver Bandwidth and its Measurement, Howard T. Sterling and Alan Sobel. Jan., 18. Attenuators Simple Attenuator Calculations, Jack D. Gallagher. Oct., 20. Terminal Impedance of an Attenuator, Herbert I. Keroes. I, Jan., 20; II, Feb., 22. Audio AudioBig Business, Leon Wortman. Oct., 17. Audio in EnglandThe 1951 Picture, H. A. Hartley. Oct., 40. A u d i o Techniques Scratch Kilter with Continuously Variable Cut-Off Point, Charles J. Levin, Nov., 6. Tape Recorder Remote Control, Raymond Lucia, Nov., 76. Broadcasting Broadcast. A u d i o Trends, W. E. Stewart. Nov., 22. Continuously Variable Equalizer, Wentworth D. Fling. Mar., 16. New AM-FM-TV Studio Consolette, P. W. Wildow and G. A. Singer. Sept., 20. New Broadcast Lightweight Pickup and Tone Arm, L. J. Anderson and C. R. Johnson. Mar., 18. New Professional Tape Recorder, W. E. Stewart. Apr., 21. Something New in Remote Amplifiers, Robert S. Houston. Nov., 18. Studio-Controlled Remote Amplifier, Robert S. Houston. Sept., 24. Components Harmonic Distortion in Iron-Core Transformers, R. H. Eastop and T. Williams. Apr., 18. The Measurement of Audio Volume, Howard A. Chinn. I, Sept., 26; II, Oct., 24. Survey of European Sound Apparatus, John K. Hilliard. Aug., 32. Controls Simple Preamplifier and Tone-Control Unit, David H. O'Brien. Nov., 20. Tape Recorder Remote Control, Raymond Lucia. Nov., 76. Two-Tap Brass and Treble Compensated Volume Control, William O. Brooks. Aug., 15. Conventions AES Third Annual Convention Program. Nov., 32. The Audio Fair Review. Dec., 24. WhodathunkitAE Was Born in California. Aug., 17. Decibels Adding Decibel-Expressed Quantities, Alfred L. DiMattia and Lloyd R. Jones. July, 15. Defense Effort Audio in the Armed Forces, Lt. George Marakas. Aug., 16. Ultrasonics in the Loran Trainer, Philip D. Stahl. I, May, 13; II, June, 14. Distortion Expressions for the Reduction of Distortion and Output Impedance in Terms of db of Feedback, William J. Kessler and Sydney E. Smith. Oct., 13. Harmonic Distortion in Iron-Core Transformers. R. H. Eastop and T. Williams. Apr., 18. Equalizer, Continuously Variable, Wentworth D. Fling. Mar., 16. Equivalent Circuits to Simplify Feedback Design, Richard S. Burwen. Oct., 11. Exhibits Audio Fair Review. Dec., 24. I.R.E. Show Review. May, 19. Feedback Expressions for the Reduction of Distortion and Output Impedance in Terms of db of Feedback, William J Kessler and Sydney E. Smith. Oct., 13. Positive Feedback for A-F Curve Shaping, L. P. Haner. I, Feb., 16; II, Mar., 15. Loudspeaker Damping by the Use of Inverse Feedback, J. P. Wentworth. Dec., 21. Filters Effective Frequency Rejection Circuit, R. B. Nevin. Feb., 20. Filter Design Simplified, Berthold Sheffield. I, Mar., 13; II, May, 26. Scratch Filter with Continuously Variable Cut-off Point, Charles J. Levin. Nov., 6. Intermodulation Intermodulation Testing, Pierce J. Aubry. Dec., 22. New Method of Measuring and Analyzing Intermodulation, C. J. LeBel. July, 18. Loudspeakers Design Data for a Bass-Reflex Cabinet, J. A. Youngmark. Sept., 18. Design Elements for Improved Bass Response in Loudspeaker Systems, Howard T. Souther. May, 16. Direct-Radiator Loudspeaker Enclosures, Harry F. Olson. Nov., 34. Distributed Source Horn, Bob Hugh Smith. Jan., 16. Efficiency of Direct-Radiator Loudspeakers, Vincent Salmon. Aug., 13. Exponential Baffles for Custom Installations, George Augspurger. Nov., 24. How Far Can I Mismatch? Saul J. White. Jan., 15. Loudspeaker Damping, Albert Preisman. I, Mar., 22; II, Apr., 24. Loudspeaker Damping by the Use of Inverse Feedback, J. P. Wentworth. Dec., 21. Loudspeaker Enclosures, Daniel J. Plach and Philip B. Williams. July, 12. More About Mismatching, Robert M. Mitchell. Oct., 16. New Approach to Loudspeaker Damping, Warner Clements. Aug., 20. R-J Speaker Enclosure, Frank Robbins and William Joseph. Dec., 17. Measurements Intermodulation Testing, Pierce J. Aubry. Dec., 22. New Method of Measuring and Analyzing Intermodulation, C. J. LeBel. July, 18. Square-Wave Testing Simplified, Harold E. Bryan. Oct, 14. Microphones Home-Made Parabolic Microphone, George H. Floyd. Feb., 13. Networks, Constant-Resistance Dividing, Bob Hugh Smith. Aug., 18. Phase Inverter, Analysis of Split-Load, George Ellis Jones, Jr. Dec., 16. Phonograph Records AES Standard Playback Curve. Jan., 22. Technique of Record Processing, Lewis S. Goodfriend. Oct., 21. Phonograph Reproduction AES Standard Playback Curve. Jan., 22. Effective Frequency Rejection Circuit, R. B. Nevin. Feb., 20. New Broadcast Lightweight Pickup and Tone Arm, L. J. Anderson and C. R. Johnson. Mar., 18. New Danish Playback Machine, Svend Anker-Rasmussen. Sept., 40. Phono Facts, Maximilian Wiel. June, 20. Preamplifiers D.C. Heater Supply for Low-level Amplifiers, L. B. Hedge. June, 13. 15-Watt Direct-Coupled Amplifier, William B. Fraser. Apr., 15. Mixer and Preamplifier for the Recording Enthusiast, G. H. Floyd. July, 16. Simple Preamplifier and Tone-Control Unit, David H. O'Brien. Nov., 20. Psychoacoustics Effect of Sound Intensity Level on Judgment of "Tonal Range" and "Volume Level," Stephen E. Stuntz. June, 17. Listening Room Design, Vern Yeich. Nov., 28. The Measurement of Audio Volume, Howard A. Chinn. I, Sept., 26; II, Oct., 24. Music and Mass Production, Jerome Goodman. Sept., 23. Toward a More Realistic Audio, Ross H. Snyder. Aug., 24. Radio Receivers Brief Review of Diode Detectors, Rudolph

Binaural Public Address, Charles F. Adams. Feb. 24. Binaural Radio Broadcasting, Harold T. Sherman. Jan., 14. Great Mystery of Dannemora Dungeon, Emory Cook. Oct. 50. Two-Channel Conversion for AM-FM Receivers, C. G. McProud. Jan., 25. System Design It Can Be Attractive, C. G. McProud. Nov., 30. Matched Line of Hi-Fi Sound Equipment, Harry F. Olson. Aug., 29. Simplified Program Switching Panel, Harold Reed. Feb., 25. Tools for Building Temples of Tone. Oct., 54. Tone Controls Flexible Tone-Control Circuit, Basil T. Barber. Sept., 29. Selection of Tone-Control Parameters, Edgar M. Villchur. Mar., 22. Three-Channel Tone-Control Amplifier, Joseph F. Dundovic. Apr., 28. Three-Element Bass Control, Glen Southworth. Oct., 24. Transformers Audio Transformer Design, N. H. Crowhurst. Feb., 26. Making the Best of an Audio Transformer, N. H. Crowhurst. Jan., 40. Output Transformer Design Considerations, AUDIOLOGY. Apr., 14. Tubes Power Tube Figure of Merit, Warren G. Bender. Mar., 21. Volume Controls, A Note on, Charles P. Boegli. Apr., 40.

S U B E J C T

I N D X E
Accurate design of phono equalizers; Charles F. Hempstead and Hamilton Barhydt. I, Aug, 22; II, Sept, 24. ACOUSTICS Sound diffusion in rooms; M. Rettinger. Aug, 19. Adventures with a bass reflex; Milton S. Snitzer. Jan, 26. Allen organ, The; Richard H. Dorf. July, 20. AMPLIFIERS Bandwidth; AUDIOLOGY, Feb, 12. Control unit for the Williamson, A; Charles R. Miller. Sept, 19. Dual-channel control amplifier for stereophonic systems; Wayne B. Denny. May, 17. Juke Box goes hi-fi, The; C. G. McProud. Dec, 33. Medium power tetrode amplifier with stabilized screen supply; Cullen H. Macpherson. Feb, 30. New Golden Ear amplifier; Joseph Marshall. I, Jan, 17; II, Feb, 22. Low distortion tone-control amplifier; W. B. Bernard. Aug, 17. New amplifier has bridge-circuit output; D. J. Tomcik and A. M. Wiggins, Nov, 17. Simple high-quality phono amplifier; R. D. Middlebrook. Aug, 20. Simplexing a standard amplifier; R. S. Houston. Nov, 36. Some experiments with miniature power tubes; Geoffrey H. Grey. Apr, 19. Transformerless 25-watt amplifier for conventional loudspeakers; D. P. Dickie, Jr. and A. Macovski. June, 22. Transient response of audio amplifiers; AUDIOLOGY. Mar, 10. Transistor phono preamp for magnetic pickups; Basil T. Barber. Oct, 38. Transistor remote amplifier, A; Paul Penfield, Jr. Sept, 26. Variable damping factor control; Charles A. Wilkins. Sept, 31. At Home with AUDIO, Lewis C. Stone. I, Apr, 28; II, May, 22; III, June, 24; IV, July, 28; V, Dec, 26. ATTENUATORS Chart of resistor values for L-pads, H. Peter Meisinger. Nov, 25. AUDIO AUDITIES, Saul J. White. I, May, 55; II, June, 27; III, July, 12; IV, Aug, 74. AUDIOLOGY, W. R. Ayres Amplifier bandwidth. Feb, 12. Feedback from output transformer tertiary. Jan. 10. Transient response of audio amplifiers, Mar, 10.

LAW How long is "permanent" employment? Albert W. Gray. Dec. 22. Necessary featurers for design patent; Albert W. Gray. Sept. 36. Patent law changes in the 1952 statute; Albert W. Gray. May 27. Validity of sound truck restrictions; Albert W. Gray. Aug. 17.
LOUDSPEAKERS Commercial acoustic suspension speaker; Edgar M. Villchur. July 18. CW-hornconstant width folded exponential horn; D. P. Carlton. Nov. 17. Design of Biflex loudspeakers; Alexis Badmaieff Nov. 24. Electrostatic loudspeaker; Lloyd J. Bobb and Edwin C. Gulick. Sept. 22. New amplifier-speaker system; Curtiss R. Schaefer. July 13. "Patrician" gets a home workout; Cullen H. Macpherson and Roy C. Carlson. Oct. 37. Selecting a loudspeaker; Charles T. Morrow. May 24.

DECEMBER, 1955

SYSTEMS Acoustic earsetnew approach to conference applications; D. D. Jones. Oct. 43. Building simplicity into the hi-fi system; Ross H. Snyder. Oct. 49. M. I. T. audio network; David L. Klepper. Jan. 16. Simple design for station-built console; C. M. Edmonds. Apr. 21. Sound system for multiuse auditorium; Thomas R. Hughes, Feb. 17.
Stereo sound system covers Hollywood Bowl; Oliver Berliner. Aug. 14. Technical aspects of the Briggs Concert; P. J. Walker. Nov. 30.
TRANSISTORS High-gain transistor amplifier; James J. Davidson. Oct. 66. Point contact transistor audio amplifiers; Richard F. Schwartz. July 22.
TUNERS "Good Music" tuner for fringe areas; Basil C. Barbee. Mar. 22. TunersAM, FM, and AM-FM: a 16-page section. C. p. McPround. Aug. 23. Unique relationships; Norman H. Crowhurst. Oct. 62. Universal mike input system; Audio Techniques, Feb. 27. Uses and abuses of the VU meter; Oliver Berliner. Nov. 34. Validity of sound truck restrictions; Albert W. Gray. Aug. 17.
AMPLIFIERS Conference amplifier for the hard-of-hearing business executive; Robert M. Mitchell. Nov. 46. Audio design chartamplifier or loudspeaker impedance. Nov. 22. Experiment III the Beta-Tron; Stan While. May 28. Interaction concept in feedback design; Norman H. Crowburst. Oct. 38; Nov. 32. Preamplifiers and amplifiersSound, Chap. 6; Edgar M. Villchur. Mar. 36. Amplifiers, powerSound, Chap. 8; Edgar M. Villchur. Apr. 49. stabilizing transistor amplifiers; Richard 11. Small. Dec. 47. AMPLIFIERS, PRECompensation Tor a m p l i t u d e responsive phono pickups; R. 11. Brown. Nov. 26. High-quality dual-channel amplifier; Charles W. Harrison. Jan. 13. Preamplifiers and amplifiersRound. Chap. 6; Edgar M. Villchur. Mar. 36. Transistor preamps; H. F. Starke. Apr. 31. AT HOME WITH AUDIO, Lewis C. Stone Mar. 20; May 24; June 24. ATTENUATORS Care of audio attenuators; Eugene F. Coriell. May 44. BRIGGS CONCERT1956; C. G. McProud. Nov. 54. BROADCASTING STUDIOS A sound effects console for UN studios; D. D. Jones. Sept. 26. Special audio console meets WSB-TV needs; Bert Enuls. Sept. 24. COMMERCIAL SUPPRESSOR, Time delay; Ronald L. Ives. Nov. 24. CROSSOVER NETWORKS A survey of crossover networks; Richard C. Hitchcock. Nov. 28. Interference effects with loudspeaker crossover networks; Charles I. Boegli. Nov. 15. DESIGN CHART Amplifier or loudspeaker impedance. Nov. 22. DISTORTION In tape recording; Herman Burstein and Henry Pollak. Oct. 30. ENCLOSURES A folded horn design; Richard A. Greiner. Dec. 40. A semicircular exponential h o r n ; Reuben M. Cares. Oct. 26. Baltics unbaffled; Edward J. Jordan. Aug. 15; Sept. 34. Concrete for loudspeaker enclosures; Phil J. Walusek. Dec. 25. Ported loudspeaker cabinets; James Moir. Oct. 23. Report on friction loading; C. G. McProud. June 38; July 26. Semi-solid corner enclosure; H. P. Foerster. Dec. 39.

New IHF Amplifier Standard, Edward J. Foster, June, 24. Antennas What Kind of FM Antenna Is Best for You? M.J. Salvati, Jan., 30. Transmission Lines & Signal Distribution, M. J. Salvati, Feb., 54. Reception Problems, M.J. Salvati, March, 36. Complete Antenna Systems, M. J. Salvati, April, 42. Book Reviews Modification Manual for Vacuum Tube Electronics, Feb., 32. The Album Cover Album, Feb., 32. John Hammond on Record, Feb., 34. Record Art Books Compared, James Wizard Wilson, June, 70. Silver Ghosts, Aug., 103. 1988: The New Wave Punk Rock Explosion, Aug., 103. Acoustic Design, Aug., 103. Car Stereo Four Car Stereos Tested, Len Feldman, July, 48. Car Stereo Directory of Manufacturers, July, 28. Car Stereo Directory, July, 30. Car Speaker Directory, July, 36. Cassettes 58 Cassettes Tested, Howard A. Roberson, Sept., 42. Performance of High-Energy Materials in Cassettes, Peter Vogelgesang, Sept., 54. Cassette Tapes Tested An Update. Howard A. Roberson, Dec., 71. Construction Build an Audio Phase Detector, Charles Kitchin, Jan., 54. Build a Pre-Preamp, W. Marshall Leach, Feb., 36. Build a Speaker Power Indicator, Almon Clegg, March, 42.
Directories Annual Product Directory, Oct. Directory of Manufacturers, Oct., 38. Preamplifiers, 58; Amplifiers, 68; Tuners, 78; Receivers, 86; Turntables, 96; Tonearms, 105; Phono Cartridges, 106; Cassette, 8-Track, & Elcaset Tape Decks, 114; Open-Reel Tape Decks, 122; Headphones, 126; Loudspeakers, 130; Microphones, 172, and Equalizers, 177. Annual Product Directory Addenda, Dec., 62. Directory II, Nov. Blank Tape, 54; Record Care Products, 62; Speaker Stands, 63; Power Indicators, 68; Time Delay & Ambience Generation Systems, 68; Recorder Care Products, 72; Noise Reduction & Filter Systems, 76; Switching Systems, 80; Component Racks, 84, and Directory of Manufacturers, 88. Car Stereo Manufacturers Directory, July, 28. Car Radio/Tape Player Directory, July, 30. Car Speaker Directory, July, 36. Car Stereo Directory Addenda, Dec., 68. Disco Scene '78, Stephen Traiman, June, 64.
Dolby Build A Dolby Noise Reducer, Geoffrey Shorter, May, 78. Build a Dolby Noise Reducer, Part II, June, 114. Build a Dolby Noise Reducer, Part III, July, 82. Equipment Profiles AKG P8ES Phono Cartridge, Dec., 96. Ace Audio 3100 Preamplifier, April, 87. Acutex M320III STR Phono Cartridge, June, 112. Aiwa AD-6550 Cassette Deck, Dec., 100. Armstrong 625 Receiver, March, 78. Audio General 511 Preamp, June, 86. B&W DM-6 Speaker, Feb., 74. B&O M70 Speaker, May, 64. Beyerdynamic M500N (C) Microphone, Feb., 89. Big Tape Head Maintenance Kit, Nov., 112. Burwen DNF-1201A Noise Filter, Jan.,

Measurements TDSA Progress

Don Howard

and A.
Carolyn Davis, Jan., 58. Metal Cassette Tests, Roberson, Sept., 54.
Obituaries Clarence C. Moore, May, 28. Benjamin B. Bauer, July, 51. Howard T. Souther, Dec., 32. Personalities ScottThe Stradivarius of Radio, J.W.F. Puett, Feb., 36. Interview/Jim Metzner/Sound Image, Tom Bingham, Nov., 44. Phono Cartridges Understanding Phono Cartridges, S.K. Pramanik, March, 33. Records & Recording Acoustic Rosetta Stone, Richard C. Heyser, Jan., 66. Aphex Aural ExciterNew Tool of Hit Record Makers, Paul Laurence, and George Pontis, June, 46. Interview/Jim Metzner/Sound Image, Tom Bingham, Nov., 44. Christmas Buying Guide: Audiophile Recordings, Gary Stock, Dec., 52. Digital Recording: State of the Market, Gary Stock, Dec., 70. Tape Phase, Time, Ears & Tape, William A. Manly, April, 52. Tape-to-Deck Matching for Best Dolby Tracking, Howard A. Roberson, Sept., 44. Up in the Air About Metal Tape?, Howard A. Roberson, Sept., 50. Metal Cassette Tests, Howard A. Roberson, Sept., 54. Tuners Rimo FM Tuner Filters, Richard Modaferri, Jan., 32. SCA & Stereo FM, Stephen R. Waldee,
March, 96. TDK Test Tapes, Dec., 82. TEAC Model C-1 Cassette Deck, Dec.,
78. Tandberg TD 20A Open-Reel Tape Deck, March, 64. Technics RS-616 Cassette Deck, Feb., 84. Technics RS-M85 Cassette Deck, June, 87. Visonik DD-8200 Turntable, May, 76. Warp Out Record Weight, Sept., 64. Yamaha NS-1000 Loudspeaker System, Jan., 82. Yamaha CR-2040 Receiver, June, 74.

Kenwood

KR-7050 Receiver, July, 76.
Lirpa 1 Showermike, April, 70. McKay Dymek DR-33 A l l - W a v e Receiver, Sept., 70. Megatronics HV9100 Ribbon (Velocity) Magnetic Phono Cartridge, May, 66. Nakamichi 582 Cassette Deck, Aug.,
82. Nikko Gamma I Tuner, May, 64. Onkyo TX-2500-II Receiver, Feb., 74. Ortofon MC-30 Moving-Coil Phono Cartridge & T-30 Transformer, Nov., 98. PS Audio Model PS-II Phono Preamplifier, Feb., 80. Phase Linear 3000 Series II Preamplifier, Jan., 76. Pioneer TX-9800 Tuner, Nov., 80. Professional Systems Engineering (PSE) Studio One Preamplifier and Studio Two Power Amplifier, April, 72. Quad (Acoustical Mfg., Ltd.) 405 Power Amplifier, April, 77.
The Forum AM Clear-Channel Proposal, Lawrence D. Swift, May, 6. Polarity Convention, Richard C. Heyser, Aug., 18. Omitted Factors in Audio Design, John J. Curl, Aug., 20.

61. Sony PCM-F1 Digital Audio Processor, March, 48. Sony CDP-101 Digital Compact Disc Player, Nov., 36. Stanion 980LZS Cartridge, Feb., 54. Tandberg TCA 3002 Preamp, April, 60. TEAC X-20R Open-Reel Recorder, March, 68. Technics SH-50P1 Stylus Pressure Gauge, Jan., 66. Technics SV-P100 Digital Audio Cassette Recorder, April, 46. Technics SU-A8 Preamp and SE-A7 Power Amp, May, 50. Thorens TD115 Turntable and Ortofon
TPO-70 Cartridge Wand, Dec., 60. Yamaha P-850 Turntable, Sept., 56. The Forum: One-Brand Systems, Joel Schwartz. March, 36. Headphones Headphone Hints, A n d r e a Lynne Hecker, May, 40. Headphones: How They Work, Peter Milton, May, 44. History Audio in England, George W. Tillett, Jan., 37. The Audio Interview: Jimmy Miller, Paul Laurence, April, 38. The Audio Interview: Rudy Bozak, David Lander, May, 28. Audio's 35th Birthday, John P. Wolkonowicz, May, 33. Get the Most Sound from 78's, Peter Milton, June, 30. The Audio Interview: Ray Dolby, David Lander, July, 14. The Audio Interview: Godehard Guenther, Nov., 46. Interviews Jimmy Miller, Paul Laurence, April, 38. Rudy Bozak, David Lander, May, 28. Ray Dolby, David Lander, July, 14. Godehard Guenther, David Lander, Nov., 46.
Noise Reduction The CX Noise Reduction System for Records, Louis A. Abbagnaro, Feb., 32. The Audio Interview Ray Dolby, David Lander, July, 14. Obituaries Rudy Bozak. May, 28. Harry F. Olson, July, 85. Harold W. Lindsay, July, 85. One-Brand Systems Reviews Fisher System R-70, Nov., 44. JVC S-40 System, Sept., 40. Kenwood Spectrum 70, July, 40. Sansui 6600 Super Compo, June, 38. Yamaha Concert System 70, Aug., 40. Phono Cartridges: How They Peter Milton, March, 42. Work,
Psychoacoustics Sonic Holography, Robert W. Carver, March, 26. (Included test Soundsheet.) The Only Component You Can't Replace: Ears, Simeon Costa, Dec., 40. Sonic Holography, Robert W. Carver, March, 26. (Included test Soundsheet.) Tonearms: Which Tracks Best, Pivoted or Radial?, Pete; W. Mitchell, June 24.
Sony CDP-701ES Compact Disc Player, Sept., 50. Technics SL-P10 Digital Audio Disc Player, Feb., 48. Toshiba XR-Z90 Compact Disc Player, Dec., 66.
Addenda First Look: Sony's Digital Compact Disc Player, Leonard Feldman (Nov. 1982, 36), Jan., 64. Build a High-Performance THD Analyzer, Robert R. Cordell (Part I, July 1981, 34; Part II, Aug. 1981, 14; Part III, Sept. 1981, 52; Addenda, Nov. 1981, 14), Feb., 16. Tonearm Geometry and Setup Demystified, Martin D. Kessler and B. V. Pisha (Jan. 1980, 76; Addenda, April 1980, 26), May, 48. Amplifiers & Preamplifiers Build a Stereo Headphone Amplifier, Paul D. Chapman, May, 62. Battle of the Amps (Denon PRA-6000 Preamplifier and POA-8000 Amplifier, Sony Esprit TA-E900 Preamplifier and TA-N900 Amplifier), Leonard Feldman June, 56. Antennas & FM 11 Outdoor FM Antennas Measured, Leonard Feldman, Jan., 40. WFMT: Satellite Superstation, Rich Warren and Daniel Queen, Feb., 42. Book Reviews 21 Custom Speaker Enclosure Projects You Can Build, May, 89. The Complete Handbook of Magnetic Recording, May, 89. How to Install Your Own Stereo System, Second Edition, May, 90. Radio Shack Catalog, Dec., 30. Saga of the Vacuum Tube, Dec., 106. How to Make & Sell Your Own Record, Dec., 106. The Musician's Guide to Independent Record Production, Dec., 106. Car Stereo Car Stereo Directory, July, 10. Drive Your Walkman 'Round the Block, Richard Boryczewski, July, 70. Cassettes & Cassette Decks Noise reduction: Side Benefits & Side Effects, Howard A. Roberson, April,

Build an Active Filter, Richard J. Kaufman, July, 44. Build a High-Blend Control, Richard J. Kaufman, July, 47. Speakers By Design, Ken Kantor, Part I, Nov., 64; Part II, Dec., 72. Digital Sound & Equipment Deciding on DAT: Witness of the Persecution, Barry Fox, March, 40. Forum: Philips' holly, Leonard Feldman, April, 16. Forum: "DATs de Breaks," Leonard Feldman, May, 30. Forum: Pop Goes the Problems, Leonard Feldman, Aug., 24. Crest Factors of CDs, Leonard Feldman, Dec., 96. Directories Car Stereo Directory, May. Introduction, 101; DAT Players, 101; Amps/Equalizers, 102; Compact Disc Players, 110; Radios/Tape Players, 111; Speakers, 123; Company Addresses, 145. Annual Equipment Directory, Oct. Introduction, 139; DAT Recorders, 142; CD Players & D/A Converters, 146; Amplifiers, 172; Preamplifiers, 206; Tuners, 222; Receivers, 228; Turntables, 242; Tonearms, 252; Phono Cartridges, 255; Cassette Decks, 268; Open-Reel Tape Decks, 276; Blank Tape, 276; Microphones, 281; Headphones, 298; Equalizers, 304; Ambience & Surround Sound Processors, 308; Signal Processors, 310; Crossovers, 316; Hi-Fi VCRs, 320; Loudspeakers, 324; Company Addresses, 439. Equipment Profiles/Auricles Akai AD-93 Digital Audio Tape Recorder, June, 68. Akai AT-93 Tuner, Dec., 128. AR TSW 115P Powered Loudspeaker ("Auricle"), Dec., 156.
Ariston Forte Turntable and Enigma Tonearm, Dec., 140. Audiolab 8000A Integrated Amplifier, April, 70. Audio Research M-300 Amplifier ("Auricle"), Nov., 152. Blaupunkt Berlin TQR 07 Car Stereo, May, 64. Clarion Audia 2000E Car Stereo, May, 76. Creek 3140 FM Tuner, Jan., 124. dbx TX1 Tuner, Nov., 101. Denon DN-950 CD Cart Player ("Spectrum"), Aug., 18. Dual CS 5000 Turntable and Ortofon X3-MC Cartridge, Nov., 114. Eclipse EST-240 Car DAT Player Nov., 134. Ford Premium Car Stereo, May, 50. Harman/Kardon Citation Twenty-Three Tuner, Jan., 101. Infinity 9 Kappa Loudspeaker ("Airicle"), Jan., 132. KEF 107 Loudspeaker, Feb., 88. Kenwood KX-660HX Cassette Deck, April, 78. Kenwood KDT-99R AM/FM-DAT Car Stereo, Sept., 86. Klyne SK-5A Preamplifier, Jan., 72. Mark Levinson No. 23 Dual Mono Amplifier ("Auricle"), April, 83. Luxman R-117 Receiver, March, 56. Marantz CD-94 Compact Disc Player and CDA-94 D/A Converter, Aug., 70. Marantz PM-94 Integrated Amplifier, Dec., 116. MB Quart Electronics 280 Loudspeaker, Dec., 102. McIntosh C 31V Audio/Video Preamplifier, Feb., 80. Meitner PA-6i Preamplifier, Nov., 140. Mission Mat ("Mats & Clamps: By the Numbers"), April, 44. Mod Squad Prism Compact Disc Player ("Auricle"), Aug., 104. Monster Cable Planax Clamp ("Mats & Clamps; By the Numbers"), April, 44. Nakamichi CR-4A Cassette Deck, Aug., 88. NEC AVD-700E Digital Surround Processor, March, 78. Ohm Walsh 5 Loudspeaker, June, 78. Onkyo T-9090II FM Tuner, July, 70. Oracle Mat ("Mats & Clamps: By the Numbers"), April, 44. Ortofon X3-MC Cartridge and Dual CS 5000 Turntable, Nov., 114; with Ariston Forte

Fox, Feb., 24. The Audio Interview: Brian Eno, John Diliberto, March, 38. Behind the Scenes (25th anniversary of column), Bert Whyte, June, 30. The Audio Interview: Takeaki Anazawa, David Ranada, June, 56. Currents (RCA's Living Stereo reissue series), John Eargle, Aug., 28. The Audio Interview: Bruce Iglauer, Jonathan Poses, Sept., 26. The Audio Interview: Thomas Z. Shepard, Susan Elliott, Nov., 38. Savoy Jumps Again, Howard Mandel, Dec.,
Quicksilver Audio M135 Mono Amplifier,

Dec., 56.

Realistic Supertape XR, Supertape HD, Supertape Premium MII, and Supertape MIV Cassettes, June, 38.
MEASUREMENT TECHNIQUES The Uneasy Truce Between Music & the Room, F. Alton Everest, Feb., 36.
A U D I O / D E C E M B E R 1993 135
Coloration of Room Sound by Reflections, F. Alton Everest, March, 30. Taking Up Resonance: Finding Room Modes on Your Computer, John Sehring, April, 32 (Addenda, May, 12, and June, 8). Mass Tape Test51 Cassettes: The Second Greatest Cassette Test Ever, Edward J. Foster, June, 38. Speaker Cables: Testing for Audibility, Fred E. Davis, July, 34. The Lowdown on Subwoofers, R. A. Greiner, Aug., 38 (Addendum, Oct., 8). Beyond Output: Environmental Stability of Audio Cassettes, Mark Weavers, Dec.,
48. A Quest for the Audibility of Polarity, R. A.
Sound the Horn (Alligator's Trumpet Records series), Eugene Pitts, Sept., 34. Savoy Jumps Again, Howard Mandel, Dec., 52. Speaker Cables: Testing for Audibility, Fred E. Davis, July, 34.
TAPE & TAPE R E C O R D I N G Mass Tape Test51 Cassettes: The Second Greatest Cassette Test Ever, Edward J. Foster, June, 38. Beyond Output: Environmental Stability of Audio Cassettes, Mark Weavers, Dec.,
Greiner and Douglas E. Melton, Dec.,
NOISE REDUCTION Zapping Electrical Noise, Richard J. Kauf-
Quiet by Design, George Schulson, Sept.,
Obituary: Bernard Kardon, Aug., 10. PRO RECORDING Mechanics Hall: Meetinghouse for Music, Rick Howland, Jan., 64. The Audio Interview: Eddie Kramer, Ted

Fox, Feb., 24.

The Audio Interview: Brian Eno, John Diliberto, March, 38. The Audio Interview: Takeaki Anazawa, David Ranada, June, 56. Music City Madness: Doin' a Demo, Allan Girdler, July, 44. The Audio Interview: Bruce Iglauer, Jonathan Poses, Sept., 26. The Audio Interview: Thomas Z. Shepard, Susan Elliott, Nov., 38. PSYCHOACOUSTICS The Uneasy Truce Between Music & the Room, F. Alton Everest, Feb., 36. Coloration of Room Sound by Reflections, F. Alton Everest, March, 30. A Quest for the Audibility of Polarity, R. A. Greiner and Douglas E. Melton, Dec.,
REISSUED RECORDINGS Currents (RCA's Living Stereo series), John Eargle, Aug., 28.

AUDIO/DECEMBER 1997 123

Audio Alchemy DDS-Pro CD Transport and DDE v3.0 D/A Converter ("Auricle"), Jan., 88. Audio by Van Alstine FET-Valve Topp D/A Converter ("PlayBack"), March, 96. AudioControl SA-3052 Portable Real-Time Analyzer ("PlayBack"), Nov., 124. AudioSource Amp Three Amplifier, July,
60. Ayre Acoustics K-1 Preamplifier, Dec., 82. B&W 800 ASW Powered Subwoofer ("Boom for the Buck"), Jan., 36. BIC America Venturi V-604 Loudspeaker, March, 46. Bag End S18E-O Powered Subwoofer ("Boom for the Buck"), Jan., 36. Boston Acoustics VR2000 Powered Subwoofer, Jan., 54. California Audio Labs CL-5 CD Changer, March, 52. Cambridge SoundWorks Tower Loudspeaker ("Auricle"), Jan., 80. Carver A-760x Amplifier, May, 164. Celestion A3 Loudspeaker, Aug., 48. Classe Audio CDP-.5 CD Player and CAP100 Integrated Amplifier, July, 54. Coincident Speaker Technology Digital Master Loudspeaker ("Auricle"), Feb., 72. Denon AVR-5600 A/V Receiver, March, 34. Denon DVD-2000 DVD Player, Nov., 88. Dodson Audio DA-217 D/A Converter ("PlayBack"), Jan., 112. Dynaclear Tweeter Lens Anti-Diffraction Rings ("PlayBack"), Feb., 96. Elcom Technologies ezAUDIO Multiroom Extender ("PlayBack"), April, 96. Genesis Technologies Genesis V Loudspeaker ("Auricle"), Feb., 64. Genesis Technologies Digital Lens Anti-Jitter Device ("Auricle"), Aug., 74. Grado Laboratories SR40 Headphone ("PlayBark"), Aug., 96. Harman Kardon ADP303 Dolby Digital Decoder ("Front Row"), Jan., 28. Houston GSP-02 Amplifier, Aug., 56. Hsu Research HRSW 12V Powered Subwoofer ("Boom for the Buck"), Jan., 36. JBL SVA1600 Loudspeaker, Dec., 72. JVC FS-2000 Mini Stereo System ("PlayBack"), Sept., 112. Jamo Hi-Fi Concert 8 and Concert Center Speakers, May, 154. Joseph Audio RM7si Loudspeaker, July, 46. KEF RDM One Loudspeaker, Sept., 72. Kenwood KC-Z1 A/V Tuner/Preamp, Feb., 42.
Krell Audio+Video Standard Preamp/Surround Processor ("Auricle"), Dec., 102. Legacy Audio High Current Preamplifier ("PlayBack"), Nov., 124. Mark Levinson No. 31.5 CD Transport ("Auricle"), May, 172. Liberty Audiosuite 2.0 Computerized Measurement System, Feb., 58. Lyle Cartridges Phono Alignment Tool ("PlayBack"), June, 96. M&K Sound MX-150THX Powered Subwoofer, Feb., 50. MB Quart Domain D55 Loudspeaker, June, 64. Manley Laboratories Reference D/A Converter, Jan., 72 (Addendum, April, 8). Marantz CD-17 CD Player, Feb., 54. Marantz Model 7 Preamplifier and Model 9 Mono Amplifier ("Auricle"), June, 72. Marantz SR-880 A/V Receiver, Nov., 72. Monster Cable RF Splitters ("PlayBack"),
Per Madsen RackIt System 19 Equipment Rack ("PlayBack"), March, 96. Pioneer Elite DVL-90 DVD/Laserdisc Player, April, 42. Pioneer DEH-P835R Car Stereo ("Spectrum"), Sept., 24. Polk Audio RT7 Speaker and PSW300 Powered Subwoofer, April, 46. Polyfusion Audio 960 Amplifier, March, 62. Proceed CDP CD Player, June, 48. Proton KS-530CD Under-Cabinet Radio/ CD Player ("PlayBack"), Sept., 112. RCA RC5200P DVD Player ("Auricle"), March, 66. REL Stentor II Powered Subwoofer ("Auricle"), April, 64. Radio Shack VoiceMemo Digital Recorder ("PlayBack"), April, 96. Rane SSE 35 Home Theater Equalizer ("PlayBack"), Jan., 112. Recoton W410 Portable Outdoor/Indoor Speaker ("PlayBack"), Oct., 330. Rogue Audio Sixty-Six Preamplifier ("PlayBack"), Dec., 128. Rotel RR-990 Remote Control ("PlayBack"), July, 96. Rotel RSP-980 A/V Preamp/Processor and RDA-980 Dolby Digital Decoder, Aug., 42. Scheib CD DiscDividers ("PlayBack"), Jan., 112. Snell Acoustics RCS 1000 Room-Correction System ("Auricle"), Nov., 96. Sonic Frontiers Line 3 Preamplifier, Sept., 78. Sonus Faber Concerto Loudspeaker ("Front Row"), June, 30. Sony DTC-ZA5ES DAT Recorder, Jan., 62. Sony DVP-S7000 DVD Player, May, 144. Sony SDP-EP9ES Dolby Digital Surround Processor, July, 42. Sony MDM-X4 Multitrack MiniDisc Recorder ("PlayBack"), Aug., 96. Sony SBM-1 Super Bit Mapping A/D Converter ("PlayBack"), Oct., 330. Spirit Folio Notepad Eight-Input Mixer ("PlayBack"), April, 96. Sunfire Cinema Grand Five-Channel Amplifier, Jan., 44. Sunfire True Subwoofer Mark II Powered Subwoofer, Nov., 64. Tekna Sonic C-12 Subwoofer Vibration Absorber ("PlayBack"), July, 96. Theta Digital Casablanca Surround Preamplifier ("Auricle"), April, 60. Thiel CS6 Loudspeaker ("Auricle"), Aug., 70.

CAR STEREO Spectrum (coping with road noise; identifying radio stations), Ivan Berger, April, 16. Spectrum (amplifier power ratings), Ivan Berger, July, 16. COMPUTERS AND AUDIO Spectrum (MP3 audio compression standard), Stephan Somogyi, Nov., 20.
DVD Currents (Super Audio CD and Direct Stream Digital), John Eargle, Jan., 20. Fast Fore-Word (DVD-Audio update), Michael Riggs, March, 6. Spectrum (Hide & Seek Technologies timelimited and play-limited discs), Ivan Berger, March, 20. Digital Audio for the Future, J. Robert Stuart, Part 1, March, 30; Part 2, April, 30. Fast Fore-Word (DVD-Audio versus Super Audio CD), Michael Riggs, May, 4. The Softer Side of DVD: Movies on DVD, Rad Bennett, May, 28. Fast Fore-Word (copy protection; Divx), Michael Riggs, June, 4. 96/24: Digital Heaven or Digital Hell?, Bob Katz (Digital Heaven), July, 26; Ken Kantor (Digital Hell), July, 27. 96/24 on DVD: First Impressions of the 96kHz/24-Bit Stereo Music DVDs from Chesky and Classic Records, Anthony H. Cordesman, July, 32. THX Meets DVD, Edward J. Foster, Aug., 24. Front Row (NetFlix online DVD rental service), Corey Greenberg, Oct., 28. Fast Fore-Word (DTS and DVD-Audio), Michael Riggs, Dec., 4.
DIGITAL TECHNOLOGY & TECHNIQUES Currents (Super Audio CD and Direct Stream Digital), John Eargle, Jan., 20. Mondo Audio (Z-Systems RDP-1 digital preamplifier), Ken Kessler, Jan., 24. Front Row (AES Convention, fall 1997), Corey Greenberg, Jan., 28.
Digital Radio, Today and Tomorrow, John Gatski, Jan., 32. DMX By Satellite: A User Report, Ian G. Masters, Jan., 34. Fast Fore-Word (advancements in digital signal processing), Michael Riggs, Feb., 4. Living with CD-R: A User's Guide to CD Recording, Robert Long, Feb., 24. Fast Fore-Word (DVD-Audio update), Michael Riggs, March, 6. Digital Audio for the Future, J. Robert Stuart, Part 1, March, 30; Part 2, April, 30. Fast Fore-Word (digital radio standards; digital home recording), Michael Riggs, April, 4. Fast Fore-Word (96-kHz/24-bit recordings), Michael Riggs, July, 4. 96/24: Digital Heaven or Digital Hell?, Bob Katz (Digital Heaven), July, 26; Ken Kantor (Digital Hell), July, 27. 96/24 on DVD: First Impressions of the 96kHz/24-Bit Stereo Music DVDs from Chesky and Classic Records, Anthony H. Cordesman, July, 32. Fast Fore-Word (compressed versus uncompressed digital), Michael Riggs, Oct., 8. Hot-Wiring Your Hi-Fi: How the IEEE-1394 Digital Interface Will Change Your Life, Mark Bridgwater, Nov., 28. DIRECTORY A n n u a l Equipment Directory, October Introduction, 33; CD & DVD Players, 36; D/A Converters, 50; Amplifiers, 58; Preamplifiers, 92; Tuners, 108; Receivers, 110; Turntables, 116; Tonearms, 118; Phono Cartridges, 120; Headphones, 124; Cassette Decks, 130; Digital Player/Recorders, 132; Equalizers, 134; Surround Sound & Ambience Processors, 136; Signal Processors, 144; Crossovers, 146; Speaker Cables, 148; Loudspeakers, 160; Company Addresses, 286. EMERGING TECHNOLOGIES Currents (Super Audio CD and Direct Stream Digital), John Eargle, Jan., 20.

Rotel RP-955 Turntable ("PlayBack"), Jan., 108. Rotel RSX-965 A/V Receiver, Sept., 94. Ruark Acoustics Log-Rhythm Powered Subwoofer, Nov., 111. Sharp MD-R3 MD Recorder/CD Changer ("PlayBack"), May, 88. Snell Acoustics XA 90ps Speaker, June, 42. Sonic Foundry Acoustic Mirror Recording Software ("Front Row"), May, 27. Sony MDM-X4 Mk II Four-Track MiniDisc Recorder ("PlayBack"), Jan., 108. Sony TA-E9000ES A/V Preamp, March, 40. Sony DVP-S7700 DVD Player, June, 34. Sony SCD-1 Super Audio CD Player, Nov., 65. TacT Audio Millennium Digital Amplifier, June, 52. Tannoy Churchill Speaker, March, 63. Tannoy R1 Speaker, May, 73. Theta Digital Jade CD Transport, May, 70. Theta Digital DaViD DVD Transport and Voyager DVD/Laserdisc Transport, Nov., 98. Theta Digital Casa Nova Surround Preamp, Dec., 37. Thule Audio Spirit CD100 CD Player, Nov., 85. Toshiba SD-9000 DVD Player, Sept., 50. Vandersteen 2Ce Signature Speaker, Sept., 56. Vienna Acoustics Mahler Speaker, Dec., 67. Westlake Audio Surround Speaker System, July/August, 62. Whise Profunder 320 Subwoofer, Sept., 106. Wyetech Topaz 211A Single-Ended Tube Amplifier ("PlayBack"), March, 88 (Addendum, May, 8). Yamaha RX-V2095 A/V Receiver, May, 43. HEADPHONES Spectrum (Sony MDR-DS5000 Virtual Dolby Digital headphones), Ivan Berger, Oct., 24. HOME STUDIO Front Row (DSP and home studio recording), Corey Greenberg, Jan., 33. Home Recording for the Digital Millennium, Daniel Kumin, Feb., 32. HOME THEATER & SURROUND SOUND Spectrum (Tributaries GroundGuard hum suppressor), Ivan Berger, March, 16.
The Audio Interview: Laurie Fincham of THX, David Lander, March, 34. Spectrum (Dolby and THX introduce Surround EX), Len Schneider, April, 17. The Magic of Film Sound. Ian G. Masters, May, 30. Convergence Gets Convincing: The Synergy of Home Theater and Home Computing, Ivan Berger, May, 39. Currents (10-channel surround sound), John Eargle, June, 25. Spectrum (Sony Virtual Dolby Digital headphones), Ivan Berger, Oct., 24. INTERNET Audio Site-Seeing on the Web, Gordon Brockhouse, March, 28. MP3: What Does It Really Sound Like?, Corey Greenberg, June, 30. Spectrum (copy protection for downloading music), Ivan Berger, July/August, 19. Spectrum (copy protection for downloading music), Ivan Berger, Sept., 25. Spectrum (copy protection for downloading music), Ivan Berger, Oct., 21. INTERVIEWS Ivor Tiefenbrun of Linn Products, Steve Guttenberg, Jan., 42. Bob Carver of Sunfire, Ivan Berger, Feb., 40. Laurie Fincham of THX, David Lander, March, 34. Jerry VanderMarel, Bill VanderMarel, and Scott Bagby of Paradigm, David Lander, April, 42. LISTENING & LISTENING ROOMS Fast Fore-Word (blind vs. open listening tests), Michael Riggs, April, 6. Point/Counterpoint: Objective vs. Subjective Evaluation, Steve Guttenberg and Mark Block, April, 30. The Ultimate Cable Upgrade: An Obsessive's Guide, Ken Kessler, Dec., 30. LOUDSPEAKERS Monster Bass: Do-It-Yourself Subwoofers, Tom Nousaine, Jan., 36. Fast Fore-Word (Parametric Acoustic Modeling), Michael Riggs, March, 6. Deep Thoughts on Shallow Speakers, Ivan Berger, April, 37. The Audio Interview: Jerry VanderMarel, Bill VanderMarel, and Scott Bagby of Paradigm, David Lander, April, 42.