Green Heron Engineering LLC RT-21azel Rotator Controller.
Two separate control boards for independent Azimuth and Elevation
New crisp OLED displays
Separate Point-and-Shoot Knobs
Free GH Tracker for automatic computer control to tenths of degrees with all common tracking programs
RT-21 precision speed and ramping with all DC motor rotators
Built-in AC power supply for 115/230 VAC mains
RT-21 Az-El is ideal to control your:
M2 Orion MT-1000/3000 with OR2800 Azimuth
Alfa Spid Az/El
Allows different Azimuth and Elevation rotators from any manufacturer provied they both use either AC or DC motors. (Example: We can configure the Azimuth to use an OR-2800 and the Elevation to use a DC motor linear actuator. OR, the Azimuth to use a T2X, and the Elevation to use a Yaesu G-550.
DAIWA CN-901-HP-3 SWR Meter CN-901HP with true peak power readout.
All Daiwa SWR meters can be selected to display average or peak power. The PEP value is found by different charge/discharge constants and therefore is not very...
ALPHA 4040 Antenna Tuner NOVEMBER TUNER UPDATE
Alpha 4040 DreamTuner
In the last 45 days, we’ve made a lot of progress on the Alpha 4040 DreamTuner. As you know, when we tested the tuner under full power, we discovered that...