Pentode
Made in Russia.
The Russian 6J9P / 6ж9П Vacuum tube is a high
frequency pentode with enhanced durability. It is
designed for broadband high frequency voltage gain. This
tube has a life expectancy in excess of 5000 hours.
These tubes are used extensively in SMSL T2 Stereo Headphone Amplifiers.
Electrical Data:
Heater Voltage .................... 6.3/12.6 V
Heater Current .................... 0.3/0.15 A
Preferred Substitutes ...................... 6æ9Ï,
6ж9П, 6688, CV6189, E180F, EF861, 6ж.