GitHub

si5351_vfobfo_atmega328.ino

The CLK 0 can be used as a VFO (100KHz to 160MHz) The CLK 1 can be used as a BFO (452KHz to 558KHz) #define RST_PIN -1 // Define proper RST_PIN if required. // Change this value below ...
GitHub

VFO and BFO with Si5351A, OLED and Arduino

Português: Gerador de Sinal com Si5341, OLED e Arduino. Este projeto é sobre a construção de um VFO (530KHz to 160MHz) e um BFO (452KHz to 458KHz). Para mais detalhes consulte a documentação em ...
Hackaday

digitally controlled oscillator

[Tom Hall], along with many hams around the world, have been hacking the Silicon Labs Si5351 to create VFOs (variable frequency oscillators) to control receivers and transmitters. You can see the ...
Hackaday

An Arduino As A PLL

At the heart of many amateur radio and other projects lies the VFO, or Variable Frequency Oscillator. Decades ago this would have been a free-running LC tuned circuit, then as technology advanced it ...