Test set, FM deviation

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Ingenium, 1974.0614.001
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OBJECT TYPE: FIELD
DATE: 1950
ARTIFACT NUMBER: 1974.0614.001

MANUFACTURER: Radio Corp. of America
MODEL: CX-8A4
LOCATION: Camden, New Jersey, United States of America

More Information

General Information

Serial #: 545
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL BOX, LID & TOP PANEL/ SYNTHETIC KNOBS AND METER PANEL/ GLASS METER COVER

Dimensions

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

Length: 24.2 cm
Width: 16.5 cm
Height: 17.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Radio
Sub-Category: N/A

Manufacturer

AKA: RCA
Country: United States of America
State/Province: New Jersey
City: Camden

Context

Country: North America
State/Province: Unknown
Period: 1950'S THROUGH 1968
Canada: Unknown
Function: USED TO MEASURE AND SET THE MODULATION LEVEL AND RESULTANT FREQUENCY DEVIATION OF A FREQUENCY MODULATED TRANSMITTER.
Technical: AN EARLY DESIGN OF SIMPLE "FIELD SERVICE" FM DEVIATION MEASURING EQUIPMENT.
Area Notes: Unknown

Details

Markings: MFR'S PLATE: 'FREQUENCY METER/ TYPE CX-8A4/ SERIAL NO. 545/ RADIO CORPORATION/ OF AMERICA/ CAMDEN, NEW JERSEY/ CHANNEL FREQUENCY/ 1 162.41 2 167.43 3 158.73 4 169.23/ MEGACYCLES'/ PLATE ON TOP: 'Calibrated by/ C.R.SNELGROVE CO./ Toronto LIMITED Canada/ 162.42 SPARE/ 167.43 165.54'/ DECAL: 'RETURN FOR/ CHECKING AND/ CALIBRATION/ DURING/ MAY 67'/ GRAPH INSIDE LID TITLED: 'MODULATION DEVIATION CALIBRATION/ FREQUENCY DEVIATION METER TYPE CX-8A1'/ MARKINGS AROUND KNOBS/ DYNOTAPE ON LID: 'BELL-TCPL'/ PAINTED ON FRONT: 'BTCO/ TCPL'
Missing: N/A
Finish: GREY HAMMELIN FINISH/ BLACK KNOBS/ SILVER PRINTING
Decoration: N/A

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

Radio Corp. of America, Test set, FM deviation, circa 1950, Artifact no. 1974.0614, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1974.0614.001/

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