Vacuum Tube - 12BH7-A, JJ Electronics
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The JJ Electronic 12BH7-A is a faithful reproduction of the original tube. Its rugged construction offers high reliability. The JJ 12BH7-A can be used as a replacement for any 12BH7 tube.
RoHS Compliant
Accessory Items:
| Body Height | 51.2 mm | ||
| Cathode Current (Ik) | ≤ 20 mA | ||
| Filament Current (If) | 600 / 300 mA | ||
| Filament Voltage (Uf) | 6.3 / 12.6 V | ||
| Gain (μ) | 16.5 | ||
| Grid Circuit Resistance (Rg), Automatic Bias | 1 MΩ | ||
| Grid Circuit Resistance (Rg), Fixed Bias | 0.25 MΩ | ||
| Grid Voltage (Ug) | ≥ -50 V, -10.5 V typical | ||
| Heater to Cathode Voltage (Uk/f) | 100 V - 200 V | ||
| Internal Resistance (Ri) | 5.3 kΩ | ||
| Item Diameter | 22 mm | ||
| Item Height | 57.6 mm | ||
| Plate Current (Ia) | 11.5 mA | ||
| Plate Dissipation (Wa) | ≤ 3.5 W | ||
| Plate Voltage (Ua) | ≤ 300 V, 250 V typical | ||
| Transconductance (S) | 3.1 mA/V | ||
| Packaging Dimensions | 2.5 in. × 1 in. × 1 in. | ||
| Weight (Packaging) | 0.0287 lbs. | ||
 Specification Sheet | All Models |
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