This video is part of a series of videos about the design of a home brew DIY HAM radio transceiver project of HB9GZE. Introduction to a DIY homebrew ham radio transceiver for 80mà/40m and 20m from HB9GZE.
1. Introduction of DIY homebrew HF transceiver, https://youtu.be/1VBJ9xdibOA
2. Antenna amplifier, https://youtu.be/bt76_r5jETg
3. Bandpass filters, https://youtu.be/LHGasdoRyDI
4. RF mixer, https://youtu.be/7qhY_NMNzxw
5. Crystal filter, https://youtu.be/IIilxWXCj1g
6. Preamplifier, https://youtu.be/v7r6JwDPOR0
7. Power-amplifier, https://youtu.be/mkzGC4lyxEU
8. CPU, still open to do...
Pls. find documentation, schematics and code on www.hb9gze.ch.