| Brand | JJ Electronics |
|---|---|
| MPN | T-12AX7-S-JJ-PT |
| Compatible Brand | Any |
| Compatible Model | Any |
| Features | None |
| Amplifier Type | Unknown |
| Body Height | 49.2 mm |
| Cathode Current (Ik) | ≤ 8 mA |
| Filament Current (If) | 300 / 150 mA |
| Filament Voltage (Uf) | 6.3 / 12.6 V |
| Gain (μ) | 100 |
| Grid Circuit Resistance (Rg) | 2.2 MΩ |
| Grid Voltage (Ug) | ≥ -50 V, -2 V typical |
| Heater to cathode resistance (Rk/f) | 150 kΩ |
| Heater to cathode voltage (Uk/f) | ≤ 180 V |
| Internal Resistance (Ri) | 62.5 kΩ |
| Item Diameter | 22 mm |
| Item Height | 56.3 mm |
| Plate Current (Ia) | 1.2 mA |
| Plate Dissipation (Wa) | ≤ 1 W |
| Plate Voltage (Ua) | ≤ 300 V, 250 V typical |
| Transconductance (S) | 1.6 mA/V |
| Type | Vacuum Tube |
Check the listing for details. 12AX7 / ECC83, JJ Electronics, Apex Performance Tested, Preamp. Condition: New. Listed at 20.95 USD. JJ Electronic 12AX7 / ECC83. The balanced tone of the JJ 12AX7 works well in any amp. The warm highs and transparent lows make it a great choice for any position in a tube amp. The JJ 12AX7 is the go-to tube of many amp builders and touring musicians.