What’s the capacitance of a breadboard? Just ask [Marcel ... with sometimes two instructions per clock, decoding with diodes, and a 60 Hz, 64 color VGA output and four sound channels.

[Aniss Oulhaci] demonstrates this with a simple HF SDR receiver built on a breadboard. An Arduino is used to control the SI5351 clock generator, which in turn is controlled by the same program ...