P1201

Radiation-cooled pentode designed for RF and AF power amplification and industrial service. Its power construction supports professional load-driving applications across radio and audio frequencies.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 12.6 V / 4 A

Description

Radiation-cooled pentode for RF/AF power and industrial service.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 12.6 V
Nominal heater current: 4 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Pentode

X-ray radiationInterelectrode capacitances

Transconductance: 0.004 S
Max plate voltage: 2000 V
Max screen voltage: 500 V
Max plate dissipation: 125 W
Max screen dissipation: 20 W
Max cathode current: 250 mA

Published ratings and characteristics promoted where reliably recoverable from the approved sheet.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1969 Brown Boveri

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Maximum Frequency
50 MHz
RF/Output Power
350 W
Quick Reference, stated operating class where applicable
Maximum Anode Current
250 mA