Rectifier - Half Wave vacuum tubes

Rectifier

Gas-filled half-wave rectifier with a starter anode for power supplies. It requires no conventional heater supply and is rated for approximately 300 V peak inverse voltage, 75 mA DC output, and 500 mA peak current.

Base

4BU

Socket

IO

Heater

Not recorded

Sections

1

Rectifier

Gas-filled half-wave rectifier with a starter anode for electronic power supplies. It requires no conventional heater supply and is rated for approximately 300 V peak inverse voltage, 75 mA DC output, and 500 mA peak current.

Base

4BU

Socket

IO

Heater

Not recorded

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier designed particularly for battery-charger service. Rated for approximately 500 V peak inverse voltage and 100 mA average output from an oxide-coated filament.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Eimac high-vacuum half-wave rectifier for high-voltage power supplies. Rated for approximately 40 kV peak inverse voltage and 100 mA average plate current for industrial and transmitting applications.

Base

Not recorded

Socket

J4

Heater

5 V

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier for charging lead-acid batteries. Rated for approximately 185 V peak inverse voltage, 650 mA average current, and 4 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips gas-filled rectifier intended for charging applications. It provides approximately 200 mA average output capability with a characteristic valve voltage drop around 15 V.

Base

Not recorded

Socket

Not recorded

Heater

1.8 V

Sections

1

Rectifier

Machlett high-vacuum industrial rectifier for high-power applications such as electrostatic precipitation. Rated for approximately 75 kV peak inverse voltage and 750 mA peak anode current from a rugged tungsten filament.

Base

Not recorded

Socket

Not recorded

Heater

20 V

Sections

1

Rectifier

Machlett high-vacuum industrial rectifier for converting relatively small AC currents at extremely high voltage to DC. Rated for approximately 125 kV peak inverse voltage for demanding industrial power supplies.

Base

Not recorded

Socket

Not recorded

Heater

10 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for battery charging. Rated for approximately 185 V peak inverse voltage, 3 A average current, and 18 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for high-current battery charging. Rated for approximately 185 V peak inverse voltage, 7.5 A average current, and 45 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier for battery-charger service. Rated for approximately 185 V peak inverse voltage, 3 A average output, and 18 A peak current from an oxide-coated filament.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for high-current battery charging. Rated for approximately 185 V peak inverse voltage, 12.5 A average current, and 75 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier designed specifically for welding power supplies. Rated for approximately 150 V peak inverse voltage, 12.5 A average current, and 75 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for welding power supplies. Rated for approximately 150 V peak inverse voltage, 20 A average current, and 120 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for heavy-duty battery charging. Rated for approximately 185 V peak inverse voltage, 20 A average current, and 120 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled rectifier for industrial power conversion. Rated for approximately 700 V peak inverse voltage, 2 A average current, and 12 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for heavy-duty welding service. Rated for approximately 170 V peak inverse voltage, 30 A average current, and 200 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

3.25 V

Sections

1

Rectifier

Machlett high-vacuum industrial rectifier for extremely high-voltage power supplies. Rated for approximately 140 kV peak inverse voltage and 200 mA peak anode current, emphasizing exceptional inverse-voltage capability.

Base

Not recorded

Socket

Not recorded

Heater

13 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for battery-charger service. Rated for approximately 185 V peak inverse voltage, 5 A average output, and 30 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier for charging lead-acid batteries. Rated for approximately 185 V peak inverse voltage, 850 mA average current, and 5 A peak current.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier for charging batteries of up to about twelve lead-acid cells. Rated for approximately 140 V peak inverse voltage and 1.5 A nominal output.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier with oxide-coated filament for battery-charger service. Rated for approximately 185 V peak inverse voltage and 1.5 A nominal rectified output.

Base

Not recorded

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for battery charging and cinema rectifier equipment. Rated for approximately 275 V peak inverse voltage and 15 A nominal output.

Base

GOLIATH

Socket

Not recorded

Heater

2.5 V

Sections

1

Rectifier

Machlett directly heated high-vacuum industrial rectifier for very-high-voltage power supplies. Rated for approximately 125 kV peak inverse voltage for demanding industrial rectification and high-voltage electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

10 V

Sections

1

Rectifier

Directly heated Philips gas-filled industrial rectifier for charging batteries of up to about 36 lead-acid cells. Rated for approximately 375 V peak inverse voltage and 6 A nominal rectified output.

Base

GOLIATH

Socket

Not recorded

Heater

2.25 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for battery charging and cinema rectifier service. Rated for approximately 225 V peak inverse voltage and 15 A nominal output.

Base

GOLIATH

Socket

Not recorded

Heater

2.5 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for large battery-charging installations up to about 110 lead-acid cells. Rated for approximately 850 V peak inverse voltage and 4 A output.

Base

SPECIAL 3P

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for large battery-charging installations up to about 110 lead-acid cells. Rated for approximately 850 V peak inverse voltage and 6 A output.

Base

SPECIAL 3P

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for heavy battery-charging installations up to about 110 lead-acid cells. Rated for approximately 850 V peak inverse voltage and 15 A output.

Base

SPECIAL

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Directly heated Philips mercury-vapour or gas-filled industrial rectifier for very-high-current battery-charging installations up to about 110 lead-acid cells. Rated for approximately 850 V peak inverse voltage and 25 A output.

Base

SPECIAL

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Miniature cathode-type half-wave rectifier for three-way portable receivers. Its 117 V heater permits direct line-series operation while supplying modest DC current for portable receiver power supplies.

Base

4CB

Socket

B7G

Heater

117 V

Sections

1

Rectifier

Single-plate half-wave rectifier for line-operated electronic supplies. Its 117 V heater construction supports direct series operation from mains-powered equipment with modest DC output requirements.

Base

Not recorded

Socket

B7G

Heater

117 V

Sections

1

Rectifier

Indirectly heated half-wave rectifier for three-way portable receiver supplies. Its 117 V heater is designed for line-series operation while providing modest rectified DC output.

Base

5AA

Socket

IO

Heater

117 V

Sections

1

Rectifier

Machlett directly heated high-vacuum industrial rectifier for extremely high-voltage supplies, providing approximately 140 kV peak inverse-voltage capability for demanding professional rectification.

Base

Not recorded

Socket

Not recorded

Heater

13 V

Sections

1

Rectifier

Machlett directly heated high-vacuum industrial rectifier for extremely high-voltage power supplies, with approximately 140 kV peak inverse-voltage capability for specialized industrial equipment.

Base

Not recorded

Socket

Not recorded

Heater

10 V

Sections

1

Rectifier

Indirectly heated high-vacuum half-wave rectifier for conventional electronic power supplies, providing modest current with approximately 1 kV peak inverse-voltage capability.

Base

Not recorded

Socket

SMALL4

Heater

12.6 V

Sections

1

Rectifier

Indirectly heated half-wave high-vacuum rectifier designed especially for transformerless universal receivers, providing modest DC output from line-operated power supplies.

Base

4G

Socket

UX4

Heater

12.6 V

Sections

1

Rectifier

Machlett ML-141 high-vacuum industrial rectifier for very-high-voltage service, particularly electrostatic precipitation, with rugged thoriated-tungsten construction and approximately 125 kV inverse-voltage capability.

Base

Not recorded

Socket

Not recorded

Heater

5.5 V

Sections

1

Rectifier

Machlett ML-142 high-vacuum rectifier for compact high-voltage industrial equipment, combining rugged thoriated-tungsten construction with up to approximately 100 kV inverse-voltage capability.

Base

Not recorded

Socket

Not recorded

Heater

3.8 V

Sections

1

Rectifier

Machlett high-vacuum rectifier for very-high-voltage supplies, voltage multipliers, and capacitor-energy-storage circuits, providing approximately 150 kV inverse-voltage capability with oil insulation.

Base

Not recorded

Socket

Not recorded

Heater

5.7 V

Sections

1

Rectifier

RCA directly heated half-wave high-voltage rectifier for transmitting and industrial supplies, providing approximately 5.5 kV peak inverse-voltage capability and moderate DC current.

Base

Not recorded

Socket

IO

Heater

2.5 V

Sections

1

Rectifier

Ruggedized directly heated half-wave rectifier for very small currents at high voltage, combining exceptionally low filament power with approximately 7 kV inverse-voltage capability.

Base

Not recorded

Socket

B7G

Heater

1.4 V

Sections

1

Rectifier

Low-filament-power directly heated half-wave high-vacuum rectifier for small-current high-voltage supplies, providing approximately 4.3 kV peak inverse-voltage capability.

Base

2Z

Socket

Not recorded

Heater

1.4 V

Sections

1

Rectifier

Machlett directly heated industrial high-vacuum rectifier for extremely high-voltage power supplies, providing approximately 200 kV peak inverse-voltage capability for specialized rectification.

Base

Not recorded

Socket

Not recorded

Heater

13 V

Sections

1

Rectifier

Philips directly heated mercury-vapor/gas industrial half-wave rectifier for magnetic-chuck power supplies, providing high current with a low conducting voltage drop.

Base

W

Socket

Not recorded

Heater

1.925 V

Sections

1

Rectifier

Philips directly heated gas-filled industrial half-wave rectifier for magnetic-chuck supplies, providing substantial current with the low forward drop characteristic of gas-discharge rectification.

Base

A

Socket

Not recorded

Heater

1.9 V

Sections

1

Rectifier

Philips directly heated mercury-vapor/gas half-wave rectifier for charging lead-acid batteries, providing several amperes of DC output with high peak-current capability.

Base

GOLIATH

Socket

Not recorded

Heater

1.925 V

Sections

1

Rectifier

Philips directly heated mercury-vapor/gas high-current half-wave rectifier for cinema and related industrial supplies, providing substantial DC and peak-current capability.

Base

Not recorded

Socket

Not recorded

Heater

1.925 V

Sections

1