Classification- It is a Twin triode. Dome-type bulb of glass, copper ceramic base with eight golden pins.
Application -It intended for use a voltage amplifier or Phase inuerter.
Nominal operating conditions and parameters
Heater voltage ……………………………………………………………… 6.3V
Heater current ……………………………………………………………… 0.6A
Plate voltage ………………………………………………………………… 250V
Grid voltage ………………………………………………………………… -8V
Plater resistance ………………………………………………………… 7.7kohms
Plate current ………………………………………………………………… 9mA
Amplification factor …………………………………………………………… 20
Heater-cathode voltage ……………………………………………………… 90V
Limiting Operation Conditions for Safe Nor simultaneous ratings
Maximum plate voltage ………………………………………………… 300 V
Maximum Grid voltage ………………………………………………… -50V
Maximum Grid voltage ………………………………………………… 0V
Maximum Power of plate …………………………………………… …2.5W