A short video about my 10 GHZ ATV transmitter showing that you can easily build your own transmitter using a surplus Gunn Diode. You can find these in the older automatic door openers or house alarms. Remember, you need to hold a transmitting licence to use these devices. Microwaves can be dangerous even at low powers due to the gain of the horn, so never stare into a powered horn.
There is a mistake in the video, as I pointed at he mixer diode instead of the smaller gunn diode. Thanks to veiwers for pointing that out. See my 10GHz voice video • 10GHz Wideband FM Voice Amateur Radio tran...