Home-built Az/El rotator using an Arduino Mega, K3NG code, Adafruit components, and a Yaesu G-800 rotator.
The controller is designed to control the antenna rotators mainly in radio amateur practice, where a precise and dynamic ...
RK3DXB: Testing rotator G-800SA.
... @pcars.org Keep your listings short. Include your Amateur Call, Phone Number and asking price. PCARS will not be responsible for any dispute as a result of selling/swapping of ... Roger Freeman, N0GRX, RF2134@Aol.Com 218-722-6880 Towers for sale: (1) US Tower Model MA-550, with a MARB-550 rotor base & a MAF-550 raising fixture, $ 250.00 needs ... the towers. For Sale: Oscilloscope, 100MHz, Kikusui COS6100. Does not work. Powers up but no HV. Very clean. Has never been worked on or messed with. No broken parts. Has operator manual. $50. ... -718. Model FL-222. Call Bill KI4AAN at (386)756-0718 For Sale: New Technician's License Manual. This is the current manual. New it's $24.95. Asking $18.50. Local pickup ... only. Call Don AF4Z at 254-9495 For Sale: Three homebrew amps for sale BIG AMPS. ... one is a 3-
1000 amp. They need a little work to fire them up. Priced to sell.#1.$1500 #2.$1000 #3.$500- Need the room. Good for someone ...
W4TI Rotator Installation 30 July 2003
Once the pole was installed and had settled, the ... bracket shown was fabricated to provide a proper mounting point for the Yaesu G-800SA rotator. The bracket is welded up from galvanized steel. The hole pattern in the angle ... to spread the stress which the bolts put on the wood.
The bracket and rotator were preassembled and tested on the gound, and then hauled up the pole and ... antenna has a step in it, which was required to match the rotator top bracket to the antenna. The Rotator needs at least a /2" diameter mast, and the antenna ... requires a 1" (ID) water pipe, which is too small for the rotator. I fixed this by adding a short sleeve of /4" (ID) water pipe over ... the 4 AWG solid ground wire has not yet been connected, nor has the rotator's control cable been attached. This is the over-all view of the pole ... with the rotator attached. The 39 foot high pole now has an additional 2 feet of bracket, rotator, and mast, for a total antenna ...
... HexBeam, assembled and awaiting installation. Solo construction took about /2 hours. There were no missing parts, and everything fit just fine.
This is the feedpoint of the HX-B5i HexBeam. the ... and weatherproofed.
Braver men than I would have simply muscled the HexBeam up onto the rotator, but I was not able to do so. I tried to do it without the ... crane lifting the HexBeam into place. Here I am guiding it to line up the rotator stub with the bottom hub on the HexBeam.
Next it was necessary to tighten the ... hub and stub in order to completely fix the direction of the HexBeam.
The riskiest part of the whole process was climbing up past the plate and disconnecting the crane strap ... feedline for the HX-5Bi HexBeam, and the control cable for the Yaesu G-800SA rotator. Proper strain relief for the cable is the next step to be done.
This picture ... from the other side shows the entire antenna, rotator, and pole attachment. This is a very strong setup, and there is every reason to ...