80S

Brimar indirectly heated full-wave rectifier for conventional AC power supplies. Heater-cathode isolation and moderate output capability suit receiver, amplifier, and general electronic equipment.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: -
Socket code: -
Base pins: -
Nominal heater: 5 V / 2 A

Description

The BRIMAR 80S is an indirectly heated full-wave rectifier with a 5 V, 2 A heater and 125 mA rectified-current rating.

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: 5 V
Nominal heater current: 2 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

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier nominal output current: 125 mA

Representative of two identical rectifier sections.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier nominal output current: 125 mA

Second physical rectifier section; promoted electrical properties populated from identical section.

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

1958 Brimar Radio Valve No 7

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

RMS Input per Anode
350 V
Rectified Current
125 mA