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4 Results for "%s"
Vintage Geiger Counter Upgrade
Project
by
Gage J
A new power supply and a new tube make this counter viable again
3
6
Wilcox Gay A46 Internet Radio
Project
by
tomcircuit
A 'basket case' antique set with working audio amp, shot RF stages (mice). Turn it into a Raspberry Pi-based internet radio!
1.7k
8
Glass Tube Solar Thermionic Converters
Project
by
Nick Poole
Thermionic energy conversion isn't very efficient (it's also nothing new) but they *are* photovoltaic devices you can build with a torch
3.2k
24
Low Voltage Vacuum Tube Logic Gates
Project
by
DosFox
Creating four basic logic gates (AND, OR, NAND, NOR) from common vacuum tubes, powered at low voltages
38
21