A three part build that replicates the classic Atari Super Salt diagnostic cartridge: soldering, EPROM programming and testing an Atari 65XE.
Mike Dailly strikes again: conductive filament, Lemmings on three more platforms, a second Bob Ross gummy kit and a Commodore 64 branded web PC.
A complete laser beginner builds the AlgoLaser Delta, patches a cracked shield and learns LightBurn the hard way, from washed out portraits to an acrylic Batarang.
A £2.72 Temu ultrasonic cleaner gets a simple cleaning test and a teardown. It is not ultrasonic at all.
A homemade Atari 2600 cartridge with a resin printed shell, an AI art label and a 21V EPROM burned on an 18V programmer. Nearly everything went wrong, but it booted.