Vacuum Tube Data Sheets 12AX7 / ECC83
Supply Voltage |
250 |
350 volts |
Plate Voltage |
65 |
90 volts |
Total Current |
1.0 |
1.2 mA |
Cathode Resistance |
68,000 |
82,000 ohms |
Plate Load Resistance (Rp) |
0.1 |
0.15 megohm |
Plate Load Resistance (Rp1) |
0.1 |
0.15 megohm |
Output Voltage6 (RMS) |
20 |
35 volts |
Voltage Gain |
25 |
27 |
Percent Distortion |
1.8 |
1.8 % |

6 Eo at grid current starting point.
7 The total harmonic distortion is approximately proportionalto the output voltage.
Vacuum Tube Data Sheets
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