[Sayaka] demonstrates this by using a cheap $20 oscilloscope to troubleshoot and repair a Commodore 64. After powering it up for the first time, the C64 displays a BASIC prompt, but none of the ...

We all love our cheap digital oscilloscopes, and with good reason. But if there’s one place where analog scopes still shine, it’s anywhere you need X-Y mode. Digitally sampling the inputs and ...