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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
1376 6LC6 B 6 E 5 D -
1377 6LC8 A 3 E 2 A -
1378 6LC8 A 7 E 1 A 2-8
1379 6LD6 A 1 E 2 A 2-8
1380 6LD12 A 7 E 8 A -
1381 6LD12# A 7 E 6 A -
1382 6LD12# A 7 E 1 A -
1383 6LD12# A 3 E 2 A -
1384 6LE8 A 3 E 9 A -
1385 6LF8 A 1 E 2 A -
1386 6LF8 A 6 E 7 A 2-8
1387 6LH6 B 6 E 5 D -
1388 6LJ8 A 3 E 9 A 2-7
1389 6LJ8 A 3 E 1 A -
1390 6LM8 A 7 E 2 A 2-3
1391 6LM8 A 8 E 9 A -
1392 6LN8 A 8 E 9 A -
1393 6LN8 A 7 E 2 A 2-3
1394 6LQ6 A 3 E 2 K 2-1
1395 6LQ8 A 1 E 2 A -
1396 6LQ8 A 6 E 7 A 2-8
1397 6LR8 A 1 E 9 K -
1398 6LR8 A 3 E 2 K 2-7
1399 6LT8 A 1 E 9 A 2-2
1400 6LT8# A 7 E 8 A -
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