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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
1876 10J10 C(S) 8 F 6 I -
1877 10JA8 A 1 F 2 A -
1878 10JA8 A 6 F 7 A 2-8
1879 10JT8 A 1 F 2 A -
1880 10JT8 A 6 F 7 A 2-8
1881 10JY8 A 1 F 2 A -
1882 10JY8 A 6 F 7 A 2-8
1883 10KR8 A 1 F 2 A -
1884 10KR8 A 6 F 7 A 2-8
1885 10KU8 A 6 F 7 A 2-8
1886 10KU8# B 1 F 2 A -
1887 10KU8# B 1 F 3 A -
1888 10L14 A 3 G 2 A -
1889 10L14 A 8 G 7 A -
1890 10LB8 A 1 F 2 A -
1891 10LB8 A 6 F 7 A 2-8
1892 10LD12 A 7 G 8 A -
1893 10LD12# A 7 G 6 A -
1894 10LD12# A 7 G 1 A -
1895 10LD12# A 3 G 2 A -
1896 10LD14 A 3 G 2 A -
1897 10LD14 A 8 G 7 A -
1898 10LE8 A 3 F 9 A -
1899 10LW8 A 1 F 2 A -
1900 10LW8 A 6 F 7 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
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