Useful Links

Vacuum Tube Design

Triode Electronics Tube Amp Kits Transformers Tubes Dynaco Upgrades and Parts
Antique Electronic Supply
Fred Nachbaur’s Vacuum Tube Projects
Fred Nachbaur’s RA-100 Hi-Fi Tube Reference Amplifier
John Broskie’s Guide to Tube Circuit Analysis & Design
Tube DataSheets
Tube datasheets.
basics of vacuum tubes
This site contains informatins about the theory of vacuum tubes.
Fun With Tubes
This is a site for anyone interested in antique electronics.
Tube Amp Kits

Modular Synths

PAiA – Analog Synthesizers
Music From Outer Space helps you learn to make your own analog synthesizer.  —  Technical Information Modular Analog Music Synthesizers

DIY Music Devices

Kits & DIY
Bleep Labs » Welcome!
Curious devices since 2125!
Audio Test Oscillator
ESP Project Pages – Audio Test Oscillator. Visit my other pages for more test equipment and audio projects
ICL8038 Precision Waveform Generator/Voltage Controlled Oscillator
Precision Waveform Generator/Voltage Controlled Oscillator
XR2206CP-F: EXAR CORPORATION: ICs & Semiconductors
Waveform generator IC
Atari Punk Console schematics « GetLoFi – Circuit Bending Synth DIYwfor
tonepad — a resource for d.i.y. music projects

Parts sources

Jameco Electronics – Electronic Components Distributor
Electronic components distributor offering semiconductors, passives, interconnects, electromechanical, power supplies, test and measurement equipment.
Electronic components distributor Newark offers semiconductors, passives, interconnects, electromechanical, power source, specialty products, test and measurement equipment
DigiKey, distributor of thousands of electronic components and parts from hundreds of trusted suppliers. Find solutions for your technology projects!
Adafruit Industries, Unique & fun DIY electronics and kits
SparkFun Electronics
Elenco® Electronics Inc. – Educational Toys, Test Equipment and More


Arduino – HomePage
Arduino Tutorial – Learn electronics and microcontrollers using Arduino!
Make: Arduino
Top 40 Arduino Projects of the Web | Hack N Mod
Since we love the ever-popular Arduino, we’ve scoured the vast reaches of the interweb and unearthed the best Arduino projects just for you.
The World Famous Index of Arduino & Freeduino Knowledge
An evolving index of knowledge for Freeduino and Arduino compiled from the WWW.

Open Source Hardware

Open Hardware Summit
OSHW – Definition of Free Cultural Works
What is ‘Open Source Hardware’?

Other Geeky Stuff

HotHardware – Tech, Computers, Gadgets, Reviews, News and Analysis
Computers, Tech and Gadget Reviews and News For Enthusiasts, Consumers and IT Professionals
EEVblog – The Electronics Engineering Video Blog