Brimar 12AX7/ECC83 Vacuum Tube/Valve - Long Black Plate - Halo Getter. AVO tested strong. AVO NOS Specs: IA = 1.2 GM = 1.6. No leaks or shorts / gas, solid base, shiny pins. Valve 1: A1 0.8 1.1. Don't use your amp as a circuit breaker, buy tested valves!
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(Brimar Foreign - Made by RFT Germany. Matched Pair ECC83 12AX7 Valves Tubes. NOS, Supplied in Original Military Boxes. 1) Ia 1.6/1.6 - Gm 1.8/1.8.
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Brimar Foreign - Made by RFT Germany. ECC83 12AX7 Valve Tube. NOS, Supplied in Original Box.
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Brimar 12AX7/ECC83 Vacuum Tube/Valve - Long Black Plate - Halo Getter. AVO tested strong and balanced. AVO NOS Specs: IA = 1.2 GM = 1.6. No leaks or shorts / gas, solid base, shiny pins. Valve 1: A1 0.9 1.8.
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A used Brimar short-plate ECC83 tube in working order and fair physical condition. Triode 1 1.0 1.4. Triode 2 1.1 1.3. Data Book Spec. _gsrx_vers_1710 (GS 9.9.1 (1710)).
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A pair of Brimar 12AX7 (ECC83) valves both with date codes for 1955 (4D5/573 and 3F5/573). These have been tested and give the following strong readings A nice strong early pair with black long plates and square getters.
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Brimar 12AX7 (ECC83) 1573 Double Triode Half Plate Halo Tests Good England See photos for condition. Tests good on Taylor Model 45C valve tester. Triode 1 mutual conductance reading Gm 2.5 Triode 2 mutual conductance reading Gm 2.3 100% factory data in Taylor manual at Gm 2.0 UK shipping with MyHermes Tracked or Royal Mail. International shipping with Royal Mail International Tracked. I will combine postage on multiple valve orders. See my other listings!
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Test 1300/1200 mhos gm
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