Vacuum Tube - 12BH7, Electro-Harmonix

Pictured: Regular
Pictured: Regular
Pictured: Gold
Pictured: Gold
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Pictured: RegularPictured: Gold
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Vacuum Tube - 12BH7, Electro-Harmonix

Starting at: $17.95
In stock

Superior medium-mu twin triode driver tube for hifi use. 3.5 watts dissipation per plate. New design of excellent quality

Item ID:
Part Numbers
Pin TypeOur Part NumberUPC/EAN
Product Measurements
Amplification Factor16.5
Body Height2.374 in.
Capacitance, Plate to Plate0.8 pF
Capacitance, grid to plate2.6 pF
Capacitance, input3.2 pF
Capacitance, output0.5 pF
Cathode Current (Ik)20 mA
Grid Circuit Resistance (Rg), Cathode Bias1.0 MΩ
Grid Circuit Resistance (Rg), Fixed Bias0.25 MΩ
Grid Voltage (Ug)-10.5 V
Heater Cathode Voltage, Negative200 V
Heater Cathode Voltage, Positive100 V
Heater Current300 / 600 mA
Heater Voltage6.3 / 12.6 V
Heater Warmup Time11 s
Item Diameter0.875 in.
Item Height2.625 in.
Plate Current (Ia)11.5 mA
Plate Dissipation (Wa)3.5 W
Plate Resistance (Ra)5.3 kΩ
Plate Voltage (Ua)≤ 300 V, 250 V typical
Transconductance (S)3,100 μmhos
Packaging Information
Packaging DimensionsGold version3.38 in. × 1 in. × 1 in.
Regular version1 in. × 1 in. × 3.5 in.
Weight (Packaging)Gold version0.042 lbs.
Regular version0.04 lbs.

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Specifications, Files, and Documents

PDF: Specification Sheet for Regular (T-12BH7-EH)Specification Sheet for Regular320.38 KB

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