Alan WA9IRS alerted me to this technical treasure trove. Pete Millett is an engineer who, in his spare time, scans and uploads books about electronics that are no longer under copyright. Great stuff! Thanks Alan! Thanks Pete!
Crystal Radios • Re: umbrella Crystal Radio - At least the so called up and coming flexible circuit boards and computer screens they've been working on since the late 1990s will have a useful life as f...
36 minutes ago