Tube-number record

E 282 F

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BrandSiemens

ClassBreitband-Leistungspentode

BaseNoval (B9A)

Filament6.3 V @ 350 mA

Construction

Primary TypePentode

EnvelopeGlass

SectionsSingle

Heater NotesIndirectly heated, AC/DC, parallel supply

Plate Voltage200 V

Plate Dissipation4.2 W

Grid 2 Voltage150 V

Grid 1 Voltage-50 V

Cathode Current50 mA

H-C Voltage100 V

Key Features

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
Pentode	125 V	26000	—	—	35 mA
Triode	125 V	32000	800	25.5	40 mA

Broadband power pentode suitable for low-distortion output stages in video and oscilloscope amplifiers, and HF broadband amplifiers up to 250 MHz.

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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