Vacuum tube

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Ingenium, 1998.0744.001
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OBJECT TYPE: AMPLIFIER-MODULATOR-OSCILLATOR/TRIODE
DATE: Unknown
ARTIFACT NUMBER: 1998.0744.001

MANUFACTURER: Radio Corp. of America
MODEL: 812A
LOCATION: Harrison, New Jersey, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: .1 GLASS ENVELOPE; METAL PINS, TIP & PARTS; SYNTHETIC BASE/.2 CARDBOARD BOX

Dimensions

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

Length: N/A
Width: 6.1 cm
Height: 16.4 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: RCA
Country: United States of America
State/Province: New Jersey
City: Harrison

Context

Country: Canada
State/Province: Ontario
Period: Unknown
Canada: FROM COLLECTION OF VACUUM TUBES DONATED TO CSTM BY CANADIAN GOVERNMENT DEPARTMENT NATURAL RESOURCES CANADA.
Function: THORIATED-TUNGSTEN-FILAMENT TYPE VACUUM TUBE USED AS RF POWER AMPLIFIER & MODULATOR, & AS RF AMPLIFIER & OSCILLATOR.
Technical: EXAMPLE OF THORIATED-TUNGSTEN-FILAMENT TYPE TRIODE VACUUM TUBE.
Area Notes: Unknown

Details

Markings: .1 BLACK LETTERING ON BASE READS "RCA/ ELECTRON/ TUBE RCA [LOGO] & "3-43/ XXMI"; RED LETTERING ON BASEREADS "MADE IN U.S.A./ 812-A"/.2 WHITE & BLACK LETTERING ON BOX END READS "RCA/ 812A"; WHITE & BLACK LETTERING ON BOX SIDES READS "RCA [logo]/ ELECTRON TUBE/ RADIO CORPORATION/ OF AMERICA/ Harrison, N.J./ Made in U.S.A./ Trade Mark(s) Registered/ Marca(s) Registrada(s)"; "THE MOST/ TRUSTED NAME/ IN ELECTRONICS"
Missing: COMPLETE
Finish: .1 COLOURLESS TRANSPARENT GLASS; BROWN BASE; METALLIC PINS & TIP; WHITE & BLACK INTERIOR PARTS/.2 RED & BLACK EXTERIOR
Decoration: .2 "RCA" LOGO ON SIDES & END; WHITE STRIPE ON SIDES

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If you choose to share our information about this collection object, please cite:

Radio Corp. of America, Vacuum tube, Unknown Date, Artifact no. 1998.0744, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1998.0744.001/

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