Vacuum tube

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Ingenium, 1966.0640.001
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OBJECT TYPE: DETECTOR/AMPLIFIER
DATE: 1925
ARTIFACT NUMBER: 1966.0640.001

MANUFACTURER: M.O. VALVE CO. LTD.
MODEL: DE3B
LOCATION: England

More Information

General Information

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

Dimensions

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

Length: 10.9 cm
Width: 3.0 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: MO VALVE
Country: England
State/Province: Unknown
City: Unknown

Context

Country: England
State/Province: Unknown
Period: PROBABLY THE 1920'S & 1930'S
Canada: Unknown
Function: USED AS A DETECTOR & AMPLIFIER IN A RADIO RECEIVER USING A LOW FREQUENCY BATTERY, USUALLY ONE OR TWO DRY CELLS
Technical: REPLACED THE D.E. 3 TYPE VALVE
Area Notes: Unknown

Details

Markings: PRINTED ON GLASS: 'MARCONI VALVE/ MADE AT THE OSRAM LAMP WORKS/ COVERED BY VARIOUS PATENTS/ MADE IN ENGLAND/ D.E. 3B/ R3S'/ LABEL AFFIXED TO TUBE: 'D.E. 3B/ Fil. Volts 2.8 Fil. Current 0.06 Amps./ This Valve has been thoroughly tested before leaving/ the Works, and no responsibility can be accepted/ for valves used under conditions other than the above/ Suitable Anode Volts 20-80.
Missing: N/A
Finish: UNCOLOURED GLASS/ BLACK SHELL/ GREEN LABEL
Decoration: N/A

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

M.O. VALVE CO. LTD., Vacuum tube, circa 1925, Artifact no. 1966.0640, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1966.0640.001/

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