OddMix VACUUM TUBE - 12B4A |
12B4A Low-Mu Triode RCA Radiotron Vacuum Electron Tube
This RCA Radiotron 12B4A Low-Mu Triode is used for vertical deflection oscillator and amplifier in television receivers. The triodes also works well for AM/FM and general purpose oscillator circuits and for push-pull cathode-drive RF amplifiers. Excellent for antique radio and television restoration projects or to set up a private vacuum tube museum. It is NOS tube - New Old Stock, unused, boxed, excellent condition.
Features: • 12B4A Low-Mu Triode Electron Tube • MFG: RCA Radiotron • Quality Made in USA • Oscillator, amplifier AF • Heater: 12.6/6.3 V, 0.3/0.6 A • Anode: 550 Vmax, 34 mAmax, 5.5 Wmax - Class A • Base: 9-pin noval, miniature all glass Notes: • NOS - [New Old Stock] tube • Original box • Unused - Price: $30 - One available • S/H included within continental US |
12B4A Noval 9-Pin Miniature All Glass Electronic Vacuum Tube Electrode Connections
PIN # | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Electrodes | Cathode | Grid 1 | Heater-Ctr | Heater | Heater | NC | Grid 1 | NC | Anode |
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