100W FM VHF 80Mhz to 180Mhz RF Power Amplifier Board AMP DIY KITS For Ham Radio Radio station wirelessSold By vitor_market
Description: Features: Amplifier output: 80--100W Frequency range 80--120Mhz ( input 1--1.5W) 140--180Mhz (3--4W) Power : DC 24--26v current: 5-7A Perfect for amador radio broadcast FM station ...Read More…
Features: Amplifier output: 80--100W Frequency range 80--120Mhz ( input 1--1.5W) 140--180Mhz (3--4W) Power : DC 24--26v current: 5-7A Perfect for amador radio broadcast FM station Radio broadcast **INSTALLATION STEPS** 1: According to the picture data weld all components. 2: debugging steps: Welding completed, installed radiator First, do not install MRF186 (XRF186) Connect the power supply 24V adjust the bias voltage of 3.5V and then disconnect the power supply Install the MOS power tube MRF186 (XRF186), pay attention to unplug the electric soldering iron to prevent electrostatic breakdown of MOS power transistor 3: connect the power meter, dummy load, first turn on the power, adjust the quiescent current, 200--800MA, 400MA is the best 4: Adjust the variable capacitor to obtain optimum output power Warning: input maximum FM VHF 1.5W, maximum 4W, maximum 7W-8W output UHF, maximum 100W, Output Disable open circuit, short circuit Package Contents 100% Brand New 1 x 100W FM VHF 80Mhz-170Mhz RF Power Amplifier Board For Ham Radio DIY kits DC 24v NOTE: **All parts need to be soldered**
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