Guitar Amplifier With Homemade Tubes

Building a 1920s Tube Amplifier (And Tubes!)

Video Display On Homemade Cathode Ray Tube

1949 TV VT73 Diagnosis and Repair

New Triode Design and Build

Triode Building at Home: A Complete Guide With Chapters

Purple Nixie Tube With Triode Ring Oscillator

Making a Purple Nixie Tube

Creating A Visible Electron Beam

How to Make a Sealed Cathode Ray Tube at Home

Homemade Point Contact Transistor Attempt

Semiconductor Free Nixie Clock Pt1

Homemade Triode Transmitter

Radio Built With Homemade Triodes

Homemade Cathode Ray Tube, Transconductance Tube Tester, and other stuff

How to Make a Triode Valve at Home

Homemade Triode In An Oscillator Circuit

First Homemade Triode Vacuum Tube

Repair of a 182c HP Oscilloscope

Battery Cutoff circuit (lead acid)

PPI Radar Display part 2 of ?

Night vision goggle teardown and diagnosis

PPI Radar Display part 1 of ?

Braille cell Progress report

Admiral 24C15 Television Repair Pt-1 of ?

HF VTTC

glass work #3 geissler tube sealed off

glass work #2 geissler tube

glass work #1: Mini glow tube

Homemade Nixie Tube Clock (Warning, waffly)