| M5 - Tube Testers | ||||
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AVO, GB | MK IV | Valve characteristics meter | |
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Chinaglia, Italy | PRV 410 | Tube tester | |
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Chinaglia, Italy | PVT 410 | Multimeter, tube tester | |
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Microlambda, Italy | TT-ML-505 | Transistor tester | |
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Military | I-177 | Dynamic tube tester | |
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Military | MX-949A/U | Socket adapter | |
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Military | TV-7 | Dynamic tube tester | |
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Sylvania, USA | 220 | Tube tester | |
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Triplett, USA | 3414 | Emission tester | |
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UNA, Italy | GB31 | Dynamic tube tester | |
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Vorax Radio, Italy | S.O. 105 | Emission tester / multimeter | |