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Various time-and-frequency projects, including a Beaglebone Black-based wideband SDR that looks pretty neat.
to electronics hp ntp reverse-engineering rf sdr time ... on 08 June 2015
Various fun electronics stuff -- particularly the construction of DIY vacuum fluorescent displays. Very neat!
to display electronics glassblowing hv optoelectronics panaplex vacuum valve ... on 07 June 2015
A variety of electronics projects. I liked the blinking Ethernet loopback cable.
to electronics networking reverse-engineering ... on 07 June 2015
Aww, cute!
to electronics pdp8 raspberry-pi retrocomputing simh ... on 03 May 2015
Minima -A general coverage transceiver
From the designer of the BITX transceiver: a multiband SSB radio built from common parts with clever use of a microcontroller. The mixer design is particularly neat.
to amateur amplifier electronics hf lpf microcontroller mixer radio ssb transceiver ... on 22 March 2015
Karl Lunt's Home Page (revised)
Various little microcontroller projects, including a neat device to set or clear the lock bit on an SD card, and some Tandy Model 100 stuff.
to avr electronics microcontroller mmc retrocomputing sd security tandy ... on 17 March 2015
Projects - 6502 Home Computer - grappendorf.net
This is quite a bit fancier than the pocket Z80 machine I built as a teenager, but it's the same idea and similar construction. Very nice!
to 6502 electronics homebrew laptop portable retrocomputing ... on 17 March 2015
"I'm building a portable multitool in the shell of a Nokia 3310 phone." It would probably be fairly easy to add a phone to the list of features, using a modern GSM/3G module...
to amusements electronics nokia phone test-equipment ... on 16 March 2015
Home · abhishek-kakkar/BeagleLogic Wiki
Using the BeagleBone's PRUs as a logic analyser -- kernel module and firmware.
to beaglebone electronics logic-analyser test-equipment ... on 14 March 2015
Building HF transmitter filters using air-cored coils, wound on a pencil. This is surprisingly effective!
to amateur coil electronics filter hf inductor lpf radio transmitter ... on 14 March 2015
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tasty by Adam Sampson.