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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.
12B4A RCA Radiotron Low-Mu Triode Electron Tube (12 KB)
HARD TO FIND - HISTORICAL TUBE

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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