Vacuum tube

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OBJECT TYPE
LOW MU/DETECTOR/AMPLIFIER
DATE
1926
ARTIFACT NUMBER
1994.0243.001
MANUFACTURER
PERRYMAN
MODEL
PA201A
LOCATION
United States of America

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
GLASS TOP/ BAKELITE SHELL/ METAL PRONGS/ METAL & SYNTHETIC WORKING PARTS

Dimensions

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

Length
11.2 cm
Width
4.5 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
PERRYMAN
Country
United States of America
State/Province
Unknown
City
Unknown

Context

Country
North America
State/Province
Unknown
Period
LATE 1920'S
Canada
Unknown
Function
USED AS AN AMPLIFIER/DETECTOR IN EARLY RADIO RECEIVERS
Technical
TYPE SAMPLE REPRESENTATING DIFFERENT MANUFACTURERS OF VACUUM TUBES
Area Notes
Unknown

Details

Markings
HOT-BRANDED IN BASE: 'PERRYMAN/ -PA-201A-/ AB'
Missing
N/A
Finish
SILVERED GLASS/ BLACK BASE
Decoration
N/A

CITE THIS OBJECT

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

PERRYMAN, Vacuum tube, circa 1926, Artifact no. 1994.0243, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1994.0243.001/

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