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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
1051 6G6 A 8 E 5 O 2-4
1052 6G11 A 2 E 3 I 2-7
1053 6G11 A 9 E 8 I 2-10
1054 6G-B3 A 8 E 5 D 2-4
1055 6GB5 A 3 E 2 O 2-6
1056 6G-B7 A 8 E 5 D 2-4
1057 6GC5 A 7 E 3 A 2-1
1058 6GC6 A 3 E 5 D 2-4
1059 6GD7 A 3 E 1 A -
1060 6GD7 A 8 E 9 A 2-7
1061 6GE5 A 4 E 3 I 2-2
1062 6GE8 A 2 E 3 A -
1063 6GE8 A 7 E 8 A 2-1
1064 6GF5 A 4 E 3 I 2-2
1065 6GF7 A 3 E 2 K -
1066 6GF7 A 1 E 9 K -
1067 6GH8 A 8 E 9 A -
1068 6GH8 A 1 E 2 A 2-3
1069 6GJ5 A 3 E 2 K 2-1
1070 6GJ7 A 1 E 2 A 2-7
1071 6GJ7 A 1 E 9 A -
1072 6GJ8 A 8 E 9 A -
1073 6GJ8 A 7 E 2 A 2-3
1074 6GK5 A 1 E 2 L -
1075 6GK6 A 1 E 2 A 2-8
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