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EICO 635 Tube Tester





Select or type a tube name to get specific settings for the Eico 635 Tube Tester.

Sort columns values by clicking their titles - A → Z or Z → A

ID Tube 1 2 3 4 Socket Short Test
2376 14E7# C 7 F 4 H -
2377 14F7 A 2 F 4 H -
2378 14F7 A 7 F 5 H -
2379 14G6 A 3 F 2 A -
2380 14G6# A 3 F 8 A -
2381 14G6# A 3 F 6 A -
2382 14GT8 B 7 F 8 A -
2383 14GT8# A 1 F 6 A -
2384 14GT8# A 3 F 2 A -
2385 14GW8 A 2 F 1 A -
2386 14GW8 A 7 F 8 A 2-3
2387 14H7 A 7 F 6 H 2-3
2388 14J7 A 7 F 4 H -
2389 14J7 A 7 F 6 H 2-5
2390 14K7 A 2 F 4 H -
2391 14K7# C 7 F 5 H -
2392 14K7# C 7 F 6 H -
2393 14N7 A 2 F 4 H -
2394 14N7 A 7 F 5 H -
2395 14Q7 A 7 F 4 H 2-3
2396 14R7 A 7 F 6 H 2-5
2397 14R7# C 7 F 3 H -
2398 14R7# C 7 F 4 H -
2399 14S7 A 7 F 4 H -
2400 14S7 A 7 F 6 H 2-5
Important
Note A: Set all switches before inserting the tube in its socket.
Note B: First test for shorts before making quality test.
Note C: If "shorts-grid leakage" indicator glows when tube is inserted in its proper socket do not test for quality. Damage to the circuit of the tube tester may occur or you may damage the tube.
Note D: Tubes listed with a "#" next to it is read on diodes OK scale.

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Last modified: Jun 5, 2026 20:40
Cape Old Radio - Since Nov, 1996
1996 - 2026 © Carlos Eduardo Lazarini da Fonseca