This page lists some interesting articles that may be of
help in designing your own electronic circuits, or
troubleshooting others.
Learn about the fundamentals of supply decoupling in
digital circuits
A presentation on optimisation of heating directly
heated tubes
Wiring Colours for Tube Amplifiers
An easy to build divide by 2 circuit. Comes in handy to
derive a clocksignal with half the original frequency,
to directly clock TDA1541 or TDA1547. Many other
applications too....
Reduce 50Hz ripple by balancing the rectifier, by John
L. Stewart