Vacuum tube

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Ingenium, 1998.0641.001
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OBJECT TYPE: RF-IF AMPLIFIER SHARP-CUTOFF/PENTODE
DATE: 1947
ARTIFACT NUMBER: 1998.0641.001

MANUFACTURER: ERICSSON, L.M.
MODEL: 5591/403B
LOCATION: Sweden

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: .1 GLASS ENVELOPE; METALPINS & PARTS/.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: 1.8 cm
Height: 4.4 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: ERICSSON
Country: Sweden
State/Province: Unknown
City: Unknown

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: MINIATURE TYPE VACUUM TUBE USED AS RF OR IF AMPLIFIER ESPECIALLY IN HIGH-FREQUENCY WIDE-BAND APPLICATIONS AT FREQUENCIES UP TO 400 MEGACYCLES PER SECOND.
Technical: EXAMPLE OF MILITARY-INDUSTRIAL VERSION OF SHARP-CUTOFF PENTODE VACUUM TUBE, EQUIVALENT TO COMMERCIAL 6AK5.
Area Notes: Unknown

Details

Markings: .1 WHITE LETTERING ON TUBE READS "5591/ 403b/ LM/ Ericsson [SCRIPT]/ SWEDEN"/.2 BLACK LETTERING ON BOX ENDS READS "LM/ Ericsson [SCRIPT] [LOGO]/ MADE IN SWEDEN/ 5591/403B"; BLUE & BLACK LETTERING ON BOX SIDES READS "LM ERICSSON/ ELECTRON TUBES" & "RELIABLE/ RUGGEDIZED/ LONGLIFE"
Missing: COMPLETE
Finish: .1 COLOURLESS TRANSPARENT GLASS; METALLIC PINS/.2 BLUE, BLACK & WHITE BOX
Decoration: .2 "LM/ ERICSSON [SCRIPT] LOGO ON BOX END

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

ERICSSON, L.M., Vacuum tube, circa 1947, Artifact no. 1998.0641, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1998.0641.001/

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