Microphone

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Ingenium, 1985.0639.001
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OBJECT TYPE
CRYSTAL/STAND
DATE
1940
ARTIFACT NUMBER
1985.0639.001
MANUFACTURER
Cahoon, L.D. & Co. Ltd.
MODEL
WR-205
LOCATION
Toronto, Ontario, Canada

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
CAST WHITE METAL CASE & STANDMOUNTING ASSEMBLY/ 2 CRYSTAL MICROPHONE CARTRIDGES MOUNTED ON A METAL & SYNTHETIC FRAME WHICH IS ISOLATED FROM CASE WITH FOAM RUBBER PADS

Dimensions

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

Length
25.0 cm
Width
7.5 cm
Height
7.0 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Sound
Sub-Category
N/A

Manufacturer

AKA
Cahoon
Country
Canada
State/Province
Ontario
City
Toronto

Context

Country
North America
State/Province
Unknown
Period
1940-1960
Canada
MFG. FOR ASTATIC CORP. IN CANADA
Function
TO PICK UP SOUND, VOICE & MUSIC AND CONVERT TO COMPLEX AC. THE AC WOULD BE AMPLIFIED TO MODULATE A RADIO TRANSMITTER OR TO DRIVE SOUND SYSTEM SPEAKERS.
Technical
Unknown
Area Notes
Unknown

Details

Markings
'ON/OFF' PRINTED ON SWITCH PLATE ON MICROPHONE HANDLE/ TWO ALLIGATOR CLIPS BEAR FOLLOWING INFO: 'WELLER ELEC. CO./ CLEVELAND, O. U.S.A./ 60/ SERIES'/ ONE CLIP BEARS IDENTICAL MARKINGS EXCEPT IT IS DESIGNATED 'NO. 60'/ FOURTH CLIP BEARS INCISED STAMP 'JAPAN'/ CAPACITOR (?) BEARS FOLLOWING INFO.: 'RADIO RECEPTOR CO. N.Y.', '488470395', '6P2J8' AND 'K/+'
Missing
N/A
Finish
MICROPHONE IS CHROME COVERED - BLACK CLOTH SCREEN/ BLACK SWITCH PLATE
Decoration
HORIZONTAL & VERTICAL METAL BARS

CITE THIS OBJECT

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

Cahoon, L.D. & Co. Ltd., Microphone, circa 1940, Artifact no. 1985.0639, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1985.0639.001/

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