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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
1 1AB5 A 6 B 12 H 4-3
2 1AB6 B 4 B 12 M 4-3
3 1AC6 B 4 B 12 M 4-3
4 1AE4 B 6 B 12 M 4-3
5 1AF4 B 6 B 12 M 4-3
6 1AF5 B 6 B 12 M 4-4
7 1AF5# D 3 B 12 M -
8 1AH5 B 6 B 12 M 4-4
9 1AH5# D 3 B 12 M -
10 1AJ4 B 6 B 12 M 4-3
11 1AM4 B 6 B 12 M 4-3
12 1AN5 B 6 B 12 M 4-3
13 1AQ5 B 4 B 12 M 4-3
14 1AS5 B 6 B 12 M 4-3
15 1AS5# D 4 B 12 M -
16 1AU2# B(S) 1 B 12 A -
17 1AU3# B(S) 11 B 12 D -
18 1AX2# D(S) 11 B 12 A -
19 1B3# B(S) 11 B 12 D -
20 1C1 B 4 B 12 M 4-3
21 1C2 B 4 B 12 M 4-3
22 1C3 B 4 B 12 M -
23 1C7 B 5 B 12 D 4-6
24 1D8 B 11 B 12 D -
25 1D8 B 5 B 12 D 4-4
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: Jul 1, 2024 21:57
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