Psvane hifi tube 12BH7 1pcs
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Item#: Psvane 12BH7
$17 (unit price)
Quantity:
$17 (unit price)
Quantity:
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| Quantity | Unit price (USD) |
| >= | $ 17 |
| >= | $ 16 |
| >= | $ 15 |
| >= | $ 13.5 |
| >= | $ 12.5 |
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Features and Specifications
12BH7 price for 1pcs
It is a small double triode with nine-pin amplification factor, and the two triodes are completely independent except for the hot wire.
Interelectrode capacitance
No.1 No.2
Grid-screen 2.6 2.6
Input capacitance...... 3.2 3.2 PF
Output capacitance...0.5 0.4 PF
1 screen-2 screens...... 0.8 PF
Maximum rating
Screen voltage 300
V
Panel power dissipation 3.5 W
Gate voltage 0, -50 V
Cathode current 20 mA
Voltage between heating wire and cathode 200 V
Gate resistance 0.25,1 MΩ
Typical working characteristics
Class A1 amplification (each three-pole part)
Screen voltage 250 V
Gate voltage -10.5 V
Screen current 11.5 mA
Screen internal resistance 5300 Ω
Transconductance 3100 µA/V
Magnification factor 16.5
Screen current (Vg=-14V) 4 mA
Gate voltage (Ia=50µA) -23 V
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Psvane 12BH7
Psvane 12BH7
Psvane 12BH7
