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Sort columns values by clicking their titles - A → Z or Z → A
| Tube | A | B | Filament | L | R | Socket | Press | Notes |
|---|---|---|---|---|---|---|---|---|
| 807 | 12 | 1 | 6.3 | 70 | 27 | B | AMPL | Mut.Cond.3500.Connect plate to top left contact of 6 pin socket. |
| 809 | 8 | 8 | 6.3 | 56 | 0 | A | AMPL | Mut.Cond.1700.Connect plate cap to right center contact of B socket with lead provided. See note D. |
| 80M | 3 | 7 | 5 | 40 | 0 | A | RECT. STD. | |
| 80M | 2 | 7 | 5 | 40 | 0 | A | RECT. STD. | |
| 81 | 2 | 7 | 7.5 | 33 | 0 | A | RECT. STD. | See note D. |
| 811 | 3 | 2 | 6.3 | 50 | 0 | A | AMPL | Mut.Cond.1400.Connect cap to upper contact of 5 pin (B) socket. Use special lead provided. |
| 812 | 9 | 2 | 6.3 | 59 | 0 | A | AMPL | Mut.Cond.2200. See note A. |
| 816 | 7 | 1 | 2.5 | 20 | 0 | A | RECT. STD. | See notes A and D. |
| 82 | 3 | 7 | 2.5 | 40 | 0 | A | RECT. STD. | See note D. |
| 82 | 2 | 7 | 2.5 | 40 | 0 | A | RECT. STD. | See note D. |
| 829/829B | 4 | 2 | 12.6 | 70 | 14 | E | AMPL | Plate No.2. Use adapter M-418 |
| 829/829B | 7 | 2 | 12.6 | 70 | 14 | E | AMPL | Plate No.1. Use adapter M-418. |
| 82V | 3 | 7 | 2.5 | 40 | 0 | A | RECT. STD. | See note D. |
| 82V | 2 | 7 | 2.5 | 40 | 0 | A | RECT. STD. | See note D. |
| 83 | 3 | 7 | 5 | 40 | 0 | A | RECT. STD. | See note D. |
| 83 | 2 | 7 | 5 | 40 | 0 | A | RECT. STD. | See note D. |
| 832/832A | 4 | 2 | 12.6 | 67 | 14 | E | AMPL | Mut.Cond.3000. Plate No.2. Use adapter M-418 |
| 832/832A | 7 | 2 | 12.6 | 67 | 14 | E | AMPL | Mut.Cond.3000. Plate No.1. Use adapter M-418 |
| 834 | 10 | 2 | 7.5 | 57 | 0 | A | AMPL | Mut.Cond.1800. Far cap = Plate. Near cap = grid. See note A. |
| 836 | 7 | 1 | 3 | 30 | 0 | A | RECT. STD. | See notes A and D. OK over 1500. |
| 837 | 10 | 3 | 12.6 | 71 | 0 | D | AMPL | See note A. |
| 83V | 3 | 7 | 5 | 40 | 0 | A | RECT. STD. | See note D. |
| 83V | 2 | 7 | 5 | 40 | 0 | A | RECT. STD. | See note D. |
| 84 | 5 | 1 | 6.3 | 40 | 0 | B | RECT. STD. | See note D. |
| 84 | 7 | 7 | 6.3 | 40 | 0 | B | RECT. STD. | See note D. |
| Important | ||||||||
|---|---|---|---|---|---|---|---|---|
| This I-177 data-base was created using data from I-177 beta 1.08 worksheet, from July 5, 2002. A great compilation by Nolam E. Lee. | ||||||||
| Note A: The plate cap of the tube under test should be connected to the upper left contact of the 6-pin (C) socket. A 12-inch lead with clip and bananna plug is provided for this purpose. | ||||||||
| Note B: Connect the plate cap (nearest the operator) to the upper left contact of the 6-pin (C) socket; use the lead provided. Connect the grid lead to the remaining cap on the tube. | ||||||||
| Note C: Set the MICROMHOS switch at 6000 when testing this section if the tube tester bears either Order No. 27613-Phila-44-52 or 52346-Phila-45-10 on the nomenclature plate. | ||||||||
| Note D: This test is only a partial indication of a good tube. A complete test is only possible when using equipment. | ||||||||
| Note E: Do not tap on this tube when testing for short because damage to the tube may result. | ||||||||
| Note F: The Mutual Conductance values listed are averages for new tubes and only for a guide. |
Last modified: Jun 5, 2026 20:40
Cape Old Radio - Since Nov, 1996
1996 - 2026 © Carlos Eduardo Lazarini da Fonseca