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.

OTTO-1 Tube Tester / Matching System

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Looking for anyone who owns a OTTO-1 TUBE TESTER / MATCHING System. Also looking for schematic or any photos of tester.

Paid Member

2024-08-08 7:51 pm

Welcome to diyAudio 🙂

I've moved your introductory post here.

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