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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
2851 52KU# A 6 D 12 F -
2852 53KW A 4 D 12 F -
2853 53KU# A 6 D 12 F -
2854 54KU# A 4 D 12 F -
2855 54KW A 6 D 12 F -
2856 55N3# A 3 H 9 A -
2857 56R9 A 4 H 3 I -
2858 56R9 A 10 H 9 I 2-11
2859 58HE7# A 4 H 2 I -
2860 58HE7 A 8 H 9 I 2-11
2861 60FX5 A 1 H 2 L 2-6
2862 60HL5 A 3 H 1 A 2-9
2863 63T1 A 3 E 2 A -
2864 63T1 A 3 E 9 A 2-8
2865 63TP A 3 E 2 A -
2866 63TP A 3 E 9 A 2-8
2867 64ME D 8 E 4 D -
2868 64SPT A 3 E 2 A 2-8
2869 65ME A 2 E 1 A -
2870 70A7 A 8 H 5 D 2-4
2871 70A7# A 1 E 6 D -
2872 70L6 A 8 H 5 D 2-4
2873 70L7 A 6 H 5 D 2-4
2874 70L7# A 1 H 8 D -
2875 117L7 A 8 J 4 D 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