Overview for valves

Building the uTracer3+

A notepad of the build and testing of a uTracer3+ valve (vacuum tube) tester kit.

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Written by Scratch on Thursday February 11, 2021

Sneaky Valve/Tube Socket Problem

Aarghh!! Trying to work out why my valve radio stopped working was driving me crazy.

Sit back and enjoy the detective story. 

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Written by Scratch on Saturday August 15, 2020

UY41 Datasheet Extract

New Valve (Tube) Radio Project

Having been inspired by Mr Carlson's Lab I've finally taken the plunge into restoring a valve radio!

This will be part 1 of a log of the restoration.

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Written by Scratch on Saturday July 11, 2020

Murphy U198H Radio