Vacuum tube

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Ingenium, 1969.0863.001
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OBJECT TYPE
DETECTOR/AMPLIFIER/OSCILLATOR
DATE
1920–1928
ARTIFACT NUMBER
1969.0863.001
MANUFACTURER
MYERS, E.B. CO. LTD.
MODEL
RAC3
LOCATION
Montréal, Québec, Canada

More Information


General Information

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

Dimensions

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

Length
7.6 cm
Width
1.9 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
MYERS
Country
Canada
State/Province
Québec
City
Montréal

Context

Country
Unknown
State/Province
Unknown
Period
1930'S
Canada
THIS TYPE OF TUBE WAS ORIGINALLY MADE IN JERSEY CITY, NJ, BUT AS IT INFRINGED OTHER 3 ELEMENT TUBE PATENTS, SPECIAL PATENTS WERE TAKEN OUT BY MYERS IN CANADA AND THE MANUFACTURE OF THIS TUBE CEASED IN THE U.S.
Function
USED TO DETECT, AMPLIFY OR OSCILLATE RADIO WAVES IN A RADIO REEIVER
Technical
WIDE SEPARATION OF THE GRID AND ANODE LEADS TENDED TO PROVIDE LOW DIRECT CAPITANCE, WHICH MADE THE TUBE USABLE AT HIGHER FREQUENCIES THAN SINGLE-ENDED TUBES
Area Notes
Unknown

Details

Markings
NONE
Missing
N/A
Finish
Unknown
Decoration
N/A

CITE THIS OBJECT

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

MYERS, E.B. CO. LTD., Vacuum tube, circa 1920–1928, Artifact no. 1969.0863, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0863.001/

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