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| Tube Type | Description |
| OA2 West | VOLTAGE REGULATOR - 150v |
| OA3-KD21-VR75 RCA | VOLTAGE REGULATOR - 75v |
| OB2 Nat | VOLTAGE REGULATOR - 108v |
| OB3 | VOLTAGE REGULATOR |
| OC2 | VOLTAGE REGULATOR - 75v |
| OC3/VR105 | VOLTAGE REGULATOR - 105v |
| OD3/VR150 | VOLTAGE REGULATOR - 150v |
| 5AR4-GZ34 Rayth/West | FULL WAVE RECTIFIER |
| 5U4GB Jan | FULL WAVE RECTIFIER |
| 5U4GB International | FULL WAVE RECTIFIER |
| 5U4G RCA/Syl | FULL WAVE RECTIFIER |
| 5V3 | FULL WAVE RECTIFIER |
| 5V4 RCA, Lowrey | FULL WAVE RECTIFIER |
| 5Y3-GZ30 | FULL WAVE RECTIFIER |
| 6A7 | PENTAGRID CONVERTER |
| 6AB4 | HI-MU TRIODE |
| 6AL5-EB91 Syl, Nat | TWIN DIODE |
| 6AN8 | TRIODE - PENTODE |
| 6AQ5-EL90 | BEAM POWER AMPLIFIER |
| 6AU4 | HALF WAVE RECTIFIER |
| 6AU6A-EF94 West | SHARP CUTOFF PENTODE |
| 6AV6-EBC91 | DUPLEX-DIODE HIGH MU TRIODE |
| 6BA6 | REMOTE CUT-OFF PENTODE |
| 6BC5 | SHARP CUT-OFF PENTODE |
| 6BJ6 | REMOTE CUT-OFF PENTODE |
| 6BJ7 | TRIPLE DIODE |
| 6BQ5-EL84 West | POWER AMPLIFIER TRIODE |
| 6BQ7A | MEDIUM MU TWIN TRIODE |
| 6C4-EC90 West | MEDIUM MU TRIODE |
| 6C5 RCA | MEDIUM MU TRIODE |
| 6CA4-EZ81 | FULL WAVE RECTIFIER |
| 6CA7-EL34 | POWER AMPLIFIER PENTODE |
| 6CG7 | MEDIUM MU TRIODE/SHARP CUT-OFF PENTODE |
| 6DN7 | DOUBLE TRIODE |
| 6DR7 | DISSIMILAR DUAL TRIODE |
| 6EA8 | MEDIUM MU TRIODE/SHARP CUT-OFF PENTODE |
| 6EU7 | HIGH MU TWIN TRIODE |
| 6EZ8 RCA | HIGH MU TRIPLE TRIODE |
| 6F5 RCA | HIGH MU TRIODE |
| 6FA7 | DIODE TWIN PLATE TETRODE |
| 6FH8 RCA | TRIODE-THREE PLATE TETRODE |
| 6FH8 Retro Kit | TRIODE-THREE PLATE TETRODE |
| 6FQ7/6CG7 | HIGH MU TWIN TRIODE |
| 6GK6 | POWER PENTODE |
| 6GW8 | HIGH MU TRIODE/SHARP CUT-OFF PENTODE |
| 6H6 | TWIN DIODE |
| 6J5 RCA, Rayth | MEDIUM MU TRIODE |
| 6J7G | SHARP CUTOFF PENTODE |
| 6K6 | POWER PENTODE |
| 6K7 | REMOTE CUTOFF PENTODE |
| 6KM8 RCA/GE | DIODE/SHARP CUTOFF THREE-PLATE TETRODE |
| 6L6GC-EL37 West | BEAM POWER AMPLIFIER |
| 6S4A | MEDIUM MU TRIODE |
| 6SC7 West | HI MU TWIN TRIODE |
| 6SG7 | SEMI-REMOTE CUTOFF PENTODE |
| 6SJ7 | SEMI-REMOTE CUTOFF RF PENTODE |
| 6SK7 | REMOTE CUTOFF RF PENTODE |
| 6SL7-ECC35 | HI MU TWIN TRIODE |
| 6SN7 | MEDIUM MU TWIN TRIODE |
| 6SQ7 | DUPLEX DIODE-HIGH MU TRIODE |
| 6U8-EFC82 West | TRIODE - PENTODE |
| 6V6GT | BEAM POWER AMPLIFIER |
| 6W4GT | HALF WAVE VACUUM RECTIFIER |
| 6X4-EZ90 | FULL WAVE RECTIFIER |
| 6X5-EZ35 RCA | FULL WAVE RECTIFIER |
| 6X8 West | TRIODE - PENTODE CONVERTER |
| 7F8 | HIGH FREQUENCY TWIN TRIODE |
| 12AB5 | BEAM POWER AMPLIFIER |
| 12AH7 | MEDIUM MU TWIN TRIODE |
| 12AL5 | TWIN DIODE |
| 12AT7-ECC81 West | HIGH FREQUENCY TWIN TRIODE |
| 12AU6-HF94 RCA, West | SHARP CUTOFF RF PENTODE |
| 12AU7A West | MEDIUM MU TWIN TRIODE |
| 12AV6-HBC91 GE, RCA | DUPLEX-DIODE HIGH MU TRIODE |
| 12AV7 | TWIN TRIODE |
| 12AX7A-ECC83 West | HIGH MU TWIN TRIODE |
| 12AZ7 | TWIN TRIODE |
| 12B4A | LOW-MU TRIODE |
| 12BH7 | MEDIUM MU TWIN TRIODE |
| 12DT8 | HIGH MU TWIN TRIODE |
| 12FQ8 | TWIN DOUBLE PLATE TRIODE |
| 12V6GT Nat | BEAM POWER AMPLIFIER |
| 12X4-HZ90 Nat | FULL WAVE RECTIFIER |
| 2D21 | GAS THYRATRON |
| 35C5 | BEAM POWER AMPLIFIER |
| 35W4 | HALF WAVE VACUUM RECTIFIER |
| 50B5 | BEAM POWER AMPLIFIER |
| 50C5 | BEAM POWER AMPLIFIER |
| 56 RCA, West | MEDIUM MU TRIODE |
| 57 RCA, West | SHARP CUTOFF PENTODE |
| 115C2 | VACUUM TUBE |
| 5879 | SHARP CUTOFF AF PENTODE |
| 6267/EF86 | VACUUM TUBE |
| 6550 Amperex | BEAM POWER AMPLIFIER |
| 6550 Sovtek | BEAM POWER AMPLIFIER |
| 6973 West | BEAM POWER AMPLIFIER |
| 7025 | HIGH MU TWIN TRIODE |
| 7027A Sovtek | BEAM POWER AMPLIFIER |
| 7043 | PHOTOCELL TUBE (USED) |
| 7189 West | BEAM PENTODE |
| 7199 Sovtek | MEDIUM MU TRIODE/SHARP CUT-OFF PENTODE |
| 7247 | DUAL TRIODE |
| 7591 | BEAM POWER AMPLIFIER |
| 7868 | POWER PENTODE |
| EL34WXT | VACUUM TUBE |
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