Vacuum tube

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Ingenium, 1995.0623.001
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OBJECT TYPE: TR SWITCH/X BAND
DATE: 1971
ARTIFACT NUMBER: 1995.0623.001

MANUFACTURER: English Electric Valve Co. Ltd.
MODEL: B5452
LOCATION: Chelmsford, England

More Information

General Information

Serial #: 4377
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL/ SYNTHETIC/ GLASS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 6.5 cm
Width: 4.3 cm
Height: 2.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Vacuum Tubes
Category: Radar
Sub-Category: N/A

Manufacturer

AKA: English Electric
Country: England
State/Province: Unknown
City: Chelmsford

Context

Country: Worldwide
State/Province: Unknown
Period: PROBABLY THE 1970'S
Canada: Unknown
Function: USED AS A SWITCH IN A RADAR DUPLEXER TO ISOLATE THE TRANSMITTER FROM THE RECEIVER. WHEN THE TRANSMITTER EMITS A PULSE, THE TR SWITCH BREAKS THE CONNECTION WITH THE RECEIVER & AFTER THE PULSE LEAVES IT RECONNECTS THE RECEIVER SO THE ECHO CAN BE RECEIVED
Technical: THIS TYPE DEVELOPED FOR OPERATION IN A SIMPLE T JUNCTION DUPLEXER WHERE THE POWER INCIDENT ON THE TR TUBE IS HALF THE TRANSMITTER POWER
Area Notes: Unknown

Details

Markings: ENGRAVED ON SIDE: 'EEV. CO. LTD./ MADE IN ENGLAND/ 8339/4377'/ ON DECALS: 'BS 452' 'INPUT'/ STAMPED INSIDE: 'EEV L/S''T13'
Missing: N/A
Finish: PART OF BODY PRINTED GLOSSY BLACK/ RED CAP/ UNFINISHED METAL CASE
Decoration: N/A

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English Electric Valve Co. Ltd., Vacuum tube, circa 1971, Artifact no. 1995.0623, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1995.0623.001/

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