Product details
Used Soviet 6N1P-EV double triode tubes.
Four tubes in one lot.
Matched quad!
Tested on L3-3 tester and matched by electrical parameters.
The tubes may have different manufacturers and production dates.
Tracking number is provided.
6N1P-EV are similar (but not fully identical) to E88CC, 6DJ8 and 6922 tubes.
Rated electrical data (for each triode)
Heating voltage, V 6.3
Anode voltage, V 250
Resistance in the cathode circuit for automatic bias, Ohm 600
Heating current, mA 600±50
Current in the anode circuit, mA 8±2.4
The steepness of the characteristic, mA / V 3.2
The steepness of the characteristic at a heating voltage of 5.7 V, not less than, mA/V 2.7
Internal resistance, kOhm 11
Gain 35±7
