About six weeks ago, I made a post titled “The $11185 Connector”, about my search for the increasingly rare 19-pin D-SUB and the price quoted by one Chinese factory to manufacture them. This post attracted a lot of negative comments,…
How can you deal with signals that might be inputs or might be outputs, in a way that’s safe and won’t damage sensitive electronics? In my last post I described three different types of Apple II family floppy drives. Since…
I’ve begun looking into the possibility of Apple II disk emulation with the existing Floppy Emu hardware. The recent research project into Lisa floppy emulation turned out well, so why not do it again with another vintage Apple computer? A…
I’ve merged the Lisa floppy emulation functions into the latest Mac version firmware, to create a super universal firmware! it’s a single firmware for Floppy Emu with support for Mac and Lisa, floppy and HD20, raw disk images and Disk…
Lisa floppy drive emulation with Floppy Emu is a success! Begone, evil rotational disk drives, with your failure-prone gummed-up mechanisms. The age of SD card Lisa floppy emulation is here! After a lot of tinkering, it’s now working on both…
Recently I launched the Sonic Bow Tie – the first project I’ve ever designed from the start to be a product, instead of a project that turned into a product by accident. The Bow Tie is an electronic kit with…
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