Adjustable power supply using LM2575
Datasheet for LM2575: http://www.ti.com/lit/ds/symlink/lm2575-n.pdf
Making SCART cable for ZX Spectrum +2/+3
From: http://www.benophetinternet.nl/hobby/vanmezelf/ZX%20Spectrum%20128K%20video%20fixes%20and%20video%20cables.pdf
Cleaning and repairing ZX Spectrum +3
Got a somewhat cheap ZX Spectrum +3 to my collection. It was marked as untested in eBay ( they usually are ), but I took […]
Some reads for new project
Combining a Z80 and an ATmega644P to boot CP/M http://benryves.com/journal/3662496 Teensy Z80 – Part 1 – Intro, Memory, Serial I/O and Display Teensy Z80 – […]
How to build a hardware startup
Some good readings about hardware startups and starting a hardware business: How To Build A Hardware Startup, Created by Marc Barros (local copy of paper) […]
DIY coil for Clone PI AVR
Will be making this coil for my Clone PI AVR: coil from Ethernet cable. Example form other forum: http://www.md4u.ru/download/file.php?id=10763
Testing of Clone PI AVR metal detector
Some years ago a have started building Clone PI AVR. Made a PCB, soldered all the components and … and never found time to finish […]