Test set, transmission
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1978.0282.001
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- OBJECT TYPE
- IMPEDANCE BRIDGE
- DATE
- 1950
- ARTIFACT NUMBER
- 1978.0282.001
- MANUFACTURER
- Unknown
- MODEL
- HOME BUILT
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOODEN CASE, ALUMIUM PANEL, RESISTORS, COPPER OXIDE RECTIFIER, 2 SWITCHES (KEYS), 1 PUSH BUTTON SWITCH, POTENTIOMETER, 6 JACKS MOUNTED ON BAKELITE BLOCK, 1 KNOB, 9 IN. MICROAMMETER AND MISC. WIRING AND HARDWARE/ THE CASE HAS A DETACHABLE HINGED WOODEN COVER, LEATHER HANDLE, SNAP FASTENERS & BRASS CORNER PROTECTORS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 41.4 cm
- Width
- 16.6 cm
- Height
- 27.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telephony
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- 1950-1960
- Canada
-
Unknown - Function
-
USED TO MEASURE THE IMPEDANCE OF OPEN WIRE TRANSMISSION SYSTEMS AND LOCATE FAULTS - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- METER CALIBRATED 0-100 MICROAMPERES/ POTENTIOMETER CALIBRATED 0-1500 ON A YELLOW PLASTIC CARD/ JACKS DESIGNATED 'OSC' 'BADPAIR/BAD WIRE' 'GOOD PAIR'/ KEYS DESIGNATED 'METER REV/+-', 'UNBAL./IRREG'/ PUSH BUTTON DESIGNATED 'METER S.C.' BARRIE TOLL SER.17 ON RIGHT SIDE OF CASE/ BELL CANADA QUALITY STICKER 'ZD (ZERO DEFECT)' ON METER CASE
- Missing
- TWO BRASS CORNER PROTECTORS MISSING
- Finish
- OAK STAIN CASE, NATURAL ALUMINUM PANEL, BLACK LOW GLOSS METER FINISH, BLACK JACK BLOCK
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Test set, transmission, circa 1950, Artifact no. 1978.0282, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1978.0282.001/
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