6N17B double triode with a high gain is designed to amplify low frequency voltages.

  6N17B:

1 anode 2

2 cathode 1

3 grid 1

4 heat

5 anode 1

6 cathode 2

7 grid 2

8 heat

Parameters of amp 6N17B:

(each triode)

Filament voltage 6.3V

Anode voltage 200V

Cathode resistance for auto bias 325 ohms

Filament current 400±40mA

Anode current 3.3±1.0mA

Grid electronic current cut-off voltage -1.5..+1.0V

Steepness 3.8±1.0mA/V

The same with Un=5.7V >2.3mA/V

Gain 73±15

Leakage current cathode-heater <20 µA

Reverse grid current <0.2 µA

Vibration noise voltage (at Ra=2Kom) <75mV

Input capacitance 3.2±0.9pF

Output capacitance 1.7±0.5pF

Pass-through capacitance 1.6±0.5pF

Capacitance between anodes 0.5±0.15pF

Cathode-heater capacity <7pF

MTBF >3000h

Weight <4.0g

Condition.

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