• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Valve base extenders

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jcalvarez

jcalvarez

Member
Joined 2021
Paid Member
#1
Hello!
I just wanted to share something I found on eBay UK. Sold as base extenders, seems pretty useful to test tubes that are not pin-compatible with an existing amp or a tube tester.
Search for "McMurdo B9A Vintage Valve Base Extenders - Set of 6"
 

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