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The Electro-Harmonix 12BH7EH Gold is a dual triode tube with gold-plated contacts and equipotential cathodes. Designed for Hi-Fi applications, this tube is a great replacement for the 6DJ8, ECC88, 6922, E88CC and 7308 models.

Technical characteristics
| Specifications | |
|---|---|
| Product type | Dual triode tube |
| Number of pins | 9 |
| Contacts plating | Gold |
| ELECTRICAL PARAMETERS | |
|---|---|
| Heater current | 335-385V |
| Grid reverse current | 0.3mA |
| Plate current | 10-20mA |
| Amplification factor | 24-40 |
| Cathode - heater insulation resistance | 12.5MΩ |
| Plate current at the beginning of the characteristic | 100µA |
| Limit values | |
|---|---|
| Filament voltage | 6-6.6V |
| Plate voltage | 300V |
| Power dissipation at the plate of each triode | 1.8W |
| Cathode current | 20mA |
| Grid circuit resistance for each of the triodes | 1MΩ |
| Grid voltage | -100V |
| Maximum glass temperature | 393K° |
| General | |
|---|---|
| Package | Sold by unit |