A compact homebrew Si5351-based SDR

Many thanks to SWLing Post contributor, Paul Evans, who writes: I see this receiver as a remarkable break through. Using audio processor to emulate modes from IQ is very, very clever. This is perhaps the article of the year!: (Source: Circuit Salad) ["]This is a revised version of my FV-1 based SDR. I replaced the CS2100 clk generator ["]