Recently [TheRetroChannel] came across an interesting failure mode on a Commodore 1541 5.25″ floppy disk drive, in the form of the activity LED blinking just once after power-up with the ...
It’s the kind of thing that makes you stare at your receipt like it’s going to confess. You buy factory bulbs, install them carefully, and then an inspection station hits you with: “These are ...
This time I bring an electronic kit for beginners, this is a very cheap and interesting device that displays audio levels into the LEDs just like any audio level bar indicator will do. It is simple ...