dl7km 430mhz

Antennas for HF mobile operation  ^pop - The following description should give you guidance on how to build a mobile antenna for HF bands yourself, using a very cheap CB-mobile whip antenna base. Antennas for mobile operation 7Mhz ,10Mhz, 14Mhz, 18Mhz, 21Mhz, 24Mhz,28-430Mhz

430MHz ATV transmitter - ATV transmitter on 430MHz band used with special transmitting tube named 5894 for final stage. Run about 10W average for TV signal and 20W at synchronous peak. Final stage control gird modulation works well for NTSC color video signal and good at audio as well.