General

Modulator triode.
Application: in series anode modulation circuits and electronic voltage regulators.
Envelope: metal-ceramic.
Cooling: forced air.
Mass 200 g.

Lead diagram

General characteristics

Filament voltage, Volt	6.3
Anode voltage, Volt	600
Grid voltage, Volt	30

Filament (heater) current, A	2.65±0.2
Anode current, mA	no less than 500
Reverse grid current, mA	no more than 30
Grid voltage	-30±10 Volt
Grid cut-off voltage, Volt	no more than -400
Mutual conductance	20±6 mA/Volt
Gain coefficient	more than 6
Warm-up time	1.5 min
Inter electrode capacitance, pF:
input	£ 25
output	£ 1
transfer	£ 10
Operation time, h	more than 1000

Limited operating values

Cathode current, steady component	250 mA
Peak cathode current	500 mA
Filament voltage, V	6 to 6.6
Peak anode voltage, V	2200
Grid voltage, V	-400
Anode dissipation, W	300
Grid dissipation, W	1

Plate-grid and plate curves

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