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9BR7 Twin Diode High-Mu Triode Philco Electronic Tube

This is a genuine, original Philco 9BR7 Twin Diode, High-Mu Triode electronic tube. Developed for amplifier use in automobile and ac operated receivers. Excellent for antique radio restoration projects or to set up a private vacuum tube museum. It is NOS tube - New Old Stock, unused, boxed, excellent condition. First come first serve, as only one of this rare, discontinued, historical vacuum tube available!
9BR7 Philco Twin Diode High-Mu Triode Electronic Tube [10 KB]
HARD TO FIND - HISTORICAL TUBE

Features:

9BR7 Twin Diode, High-Mu Triode
MFG: Philco High quality Made in USA
Class "A" Amplifier, Oscillator
Heater: 4.7/9.4 V, 0.6/0.3 A - Parallel/Series
Plate: 250 Vmax - 10 mAmax - Triode Class-A
Base: 9-pin miniature all glass
Discontinued Collectible Special Tube

Notes:

NOS - New Old Stock tube Original box
Unused - Price: $25 - One available
S/H included within continental US
9BR7 Noval 9-Pin Miniature All Glass Electronic Vacuum Tube Electrode Connections
PIN # 1 2 3 4 5 6 7 8 9
Electrodes Cath D1 Anode D2 Cath D2 Heater Heater Anode D1 Cath T Grid T Anode T
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