Tube-number record

6Ф3П

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BrandSvetlana

ClassTriode-Pentode

BaseNoval (B9A)

Filament6.3 V @ 810 mA

Construction

Primary TypeMulti-section

EnvelopeGlass

Sections2

Heater NotesIndirectly heated

Plate Voltage275 V

Plate Dissipation8 W

Grid 2 Voltage250 V

Cathode Current60 mA

H-C Voltage100 V

Key Features

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
Pentode section	170 V	7000	—	—	41 mA
Triode section	170 V	2500	—	—	2.5 mA

Used in low frequency amplifiers and television vertical deflection circuits.

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