Specialized - Gauge Tube vacuum tubes

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Glass-envelope Bayard-Alpert ionization gauge head designed for ultra-high-vacuum pressure measurement.

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Fernico-skirt Bayard-Alpert ionization gauge head designed for ultra-high-vacuum pressure measurement.

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Fernico-skirt Bayard-Alpert ultra-high-vacuum ionization gauge head, electrically referenced to the 10G18 design.

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Hot-cathode triode-type ionization gauge head designed for high-vacuum pressure measurement.

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B7A

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Thermocouple vacuum-gauge tube designed for measuring gas pressure in vacuum systems, with approximately five-ohm thermocouple resistance.

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OCTAL7

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1 V

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1

Gauge

Pirani vacuum-gauge tube using a heated platinum-iridium filament, individually calibrated under high vacuum for gas-pressure measurement.

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B7G

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10 V

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Gauge

Hard-glass ionization vacuum-gauge tube with two filaments, one serving as a spare, for high-vacuum gas-pressure measurement.

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B7G

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5 V

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1

Gauge

Soft-glass ionization vacuum-gauge tube similar to type 1949, intended for measuring gas pressure in vacuum systems.

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OCTAL7

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5 V

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1

Gauge

Directly heated ionization-gauge tube designed for vacuum-pressure measurement.

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6 V

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Gauge

Ionization gauge tube designed for vacuum-pressure measurement in instrumentation systems.

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4.5 V

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1

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Westinghouse 5966 hot-cathode ionization vacuum gauge with dual tungsten filaments (one spare), used for ultra-high-vacuum pressure measurement down to 10^-10 mmHg.

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6 V

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Fast-response all-metal thermocouple thermal-conductivity vacuum gauge covering approximately 0.1 to 1000 microns pressure.

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8FR

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Rugged long-life thermocouple thermal-conductivity vacuum gauge designed for approximately 0.1 to 1000 microns pressure.

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8FS

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Dual-filament Pirani thermal-conductivity vacuum gauge designed for approximately 0.1 to 5000 microns pressure.

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6CQ

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10 V

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1

Gauge

Dual-filament Pirani thermal-conductivity vacuum gauge electrically identical to type 6440 but using a different exhaust-tube connection.

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6CQ

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10 V

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1

Gauge

Pyrex thermocouple thermal-conductivity vacuum gauge electrically identical to VTP 6343.

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8FR

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Pyrex thermocouple thermal-conductivity vacuum gauge electrically identical to the long-life VTP 6416 design.

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8FS

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Ionization vacuum gauge with three separately connected filaments and provision for grid outgassing.

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7EH

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5 V

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Thermistor thermal-conductivity vacuum gauge designed for approximately 0.1 to 1000 microns pressure.

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8GP

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Westinghouse WL-6794 hot-cathode ionization vacuum gauge electrically interchangeable with 5966, with dual tungsten filaments and measurement to ultra-high vacuum.

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6 V

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Gauge

Bayard-Alpert ionization vacuum gauge with thoriated iridium-rhodium emitter.

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Gauge

All-glass ionization vacuum gauge with three separately connected filaments, derived from the VTP 6578 gauge design.

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E7-2

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5 V

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Gauge

All-glass ionization vacuum gauge with three separately connected filaments and bombardment grid-outgassing capability.

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E7-2

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5 V

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Gauge

Bayard-Alpert inverted-geometry ionization gauge designed to measure ultra-high-vacuum pressures down to approximately 10^-10 mm Hg.

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2 V

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Three-electrode high-pressure ionization vacuum gauge designed for gas-pressure measurement over its specified elevated vacuum-pressure range.

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5 V

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Thermocouple vacuum gauge using filament heating and gas-dependent thermal transfer, intended for roughly 1 to 10^-2 mm Hg pressure measurement.

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Three-electrode high-pressure ionization vacuum gauge designed for gas-pressure measurement over a comparatively wide range.

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1.3 V

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Gauge

Bayard-Alpert inverted-geometry ionization-gauge triode designed for high-vacuum pressure measurement in scientific and industrial vacuum systems.

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4 V

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Gauge

Dual-filament Bayard-Alpert ionization-gauge triode for measuring very low pressures in high-vacuum systems.

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7 V

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Gauge

Hot-filament ionization gauge tube designed for measuring very low gas pressures below approximately 0.5 pascal.

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B9A

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4.2 V

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Bayard-Alpert ionization vacuum gauge designed for measurement of very low and ultra-high-vacuum pressures.

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Gauge

Cold-cathode Penning ionization gauge head designed for vacuum-pressure measurement without a heated filament.

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Cold-cathode Penning ionization gauge head designed for vacuum-pressure measurement without a heated filament.

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Gauge

Low-pressure ionization vacuum gauge designed for measurement over approximately 10^-3 to 10^-6 Torr.

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Very-low-pressure ionization vacuum gauge designed for measurements spanning approximately 10^-3 to 10^-10 Torr.

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Bayard-Alpert ionization vacuum gauge designed for measurement of very low pressures, using a demountable flange-mounted construction equivalent in characteristics to F9028/BA10.

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Bayard-Alpert ultra-high-vacuum ionization gauge designed for measurement of extremely low gas pressures.

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Hot-filament ionization gauge tube designed for measuring low and very low gas pressures in laboratory and industrial vacuum systems.

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4.3 V

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Gauge

Hot-filament ionization gauge tube designed for measuring low and very low gas pressures, with published collector voltage and calibrated ion-gauge sensitivity.

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4.8 V

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Hot-filament ionization gauge tube designed for low and very-low-pressure measurement in vacuum systems, with published dry-air sensitivity.

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5 V

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Gauge

Hot-filament ionization gauge tube designed for low and very-low-pressure measurement, providing comparatively high published ion-gauge sensitivity.

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5.7 V

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Gauge

Ionization vacuum-gauge tube designed for pressure measurement using controlled grid and collector potentials.

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4.5 V

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Telefunken directly heated ionization-gauge tube designed for high-vacuum pressure measurement.

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4 V

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Telefunken directly heated ionization-gauge tube designed for high-vacuum pressure measurement.

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4 V

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Gauge

Bayard-Alpert ultra-high-vacuum ionization gauge head designed for pressure measurement into the extreme-high-vacuum region, with published nitrogen sensitivity.

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8 V

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Nude Bayard-Alpert ultra-high-vacuum ionization gauge head, explicitly using IOG12 electrical data for very-low-pressure measurement.

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Bayard-Alpert ultra-high-vacuum ionization gauge head designed for very-low-pressure measurement with published nitrogen sensitivity and selectable emission current.

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IOG18 specialized - gauge tube electronic tube specifications and datasheets.

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