Test set, stepping switch
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1978.0053.001
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- OBJECT TYPE
- PULSE
- DATE
- 1920
- ARTIFACT NUMBER
- 1978.0053.001
- MANUFACTURER
- Western Electric Co.
- MODEL
- Unknown
- LOCATION
- Chicago, Illinois, 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
- CASE, CAST AND MACHINED BRASS/ CLOCKWORK MECHANISM, BRASS/ GEARS, STEELSHAFTS AND SPRINGS/ SYNTHETIC KNOB
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 12.7 cm
- Height
- 11.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telephony
- Sub-Category
- N/A
Manufacturer
- AKA
- Western Electric
- Country
- United States of America
- State/Province
- Illinois
- City
- Chicago
Context
- Country
- North America
- State/Province
- Unknown
- Period
- 1920'S
- Canada
-
Unknown - Function
-
PROVIDES CALIBRATED PULSES TO TEST AND/OR ADJUST STEP BY STEP SWITCHES AND ASSOCIATED RELAYS. - Technical
-
POSSIBLY AN EARLY PULSE GENERATOR. REPLACED BY THE 1A PULSING TEST SET. - Area Notes
-
Unknown
Details
- Markings
- DECAL ON FRONT: 'Western Electric/ PAT. IN U.S. OCT. 5, [?]/ MADE IN U.S.A.'/ CALIBRATION NUMBERS: 'A B C D'; '0' [TO] '13]'; '13' [TO] '0'/ STAMPED IN BOTTOM: '61A'/ ON BASE OF CALIBRATION DIALS: 'K1 K2 K3'
- Missing
- DRIVE MECHANISM BETWEEN THE SPRING AND GOVERNOR IS MISSING, PROBABLY A CLUTCH MECHANISM OR A DRIVE PIN/ 6-32 MACHINE SCREW MISSING (BASE TO COVER SCREW)
- Finish
- BLACK GLOSS ENAMEL
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Western Electric Co., Test set, stepping switch, circa 1920, Artifact no. 1978.0053, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1978.0053.001/
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