General
TtriodePentode
Triode used as an low frequency preamplifier or main oscillator in frame scan of TV.
Pentode used as an low frequency final amplifier or final amplifier in frame scan of TV.
Envelope: miniature glass.
Mass 20 g.
Lead diagram
General characteristics:
Filament voltage, Volt 
6.3 
Anode voltage of triode, Volt 
170 
Grid voltage of triode, Volt 
1.5 
Anode voltage of pentode, Volt 
170 
1^{st} grid voltage of pentode, Volt 
11.5 
2^{nd} grid voltage of pentode, Volt 
170 
Resistance in cathode circuit, Ω 
680 
Part 
Triode 
Pentode 
Filament (heater) current, mA 
810±80  
Anode current, mA 
2.5±1.2 
41±13 
Pulse anode current, mA 

140 
Reverse grid (1^{st} grid) current, mkA 
no more than 0.5 
no more than 0.5 
2^{nd} grid current, mA 

no more than 14 
2^{nd} grid pulse current, mA 

35 
Dissipate cathodeheater current, mkA 
no more than 20 
no more than 30 
Mutual conductance, mA/V 
2.5±1.2 
7±2 
Gain coefficient 
75 

Internal resistance, kΩ 

15 
Output power, W 

3 
Vibration noise (at R_{A}=10 kΩ), V 
no more than 1 

Vibration noise (at R_{A}=2 kΩ), V 

no more than 0.3 
Inter electrode capacitance, pF: 


input 
2.2 
9.3 
output 
0.4 
8.5 
transfer 
3.7 
0.3 
Operation time, h 
no less than 3000 
Limited operating values:
Part 
Triode 
Pentode 
Filament voltage, V 
5.7 to 6.9  
Cathode – heater voltage, V 
100  
Anode voltage, V 
250 
275 
Pulse anode voltage, V 
600 
2500 
Anode dissipation, W 
1 
8 
2^{nd} grid dissipation, W 

2.5 
2^{nd} grid voltage, V 

250 
Cathode current, mA 
15 
60 
Pulse cathode current, mA 
250 

Resistance in grid circuit, MΩ 
1 – fixed bias 3  selfbias 
0.5 – fixed bias 1  selfbias 
Operating environmental conditions :
Acceleration of vibration loads, g 
2.5 
at the frequencies, Hz 
50 
Acceleration of multiple impacts, g 
35 
Ambient temperature, °? 
–60 to +70 
Relative humidity at up to 40°C, % 
98 
Plategrid and plate curves of triode
Plate curves
Plategrid and plate curves of pentode
Plate curves Plategrid curves