Generator, noise
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1978.0674.001
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- OBJECT TYPE
- white noise
- DATE
- Unknown
- ARTIFACT NUMBER
- 1978.0674.001
- MANUFACTURER
- MARCONI INSTRUMENTS LTD.
- MODEL
- OA2090 (set)/ TF2091 (.1)
- LOCATION
- England
More Information
General Information
- Serial #
- 53032/27 (.1)
- Part Number
- 1
- Total Parts
- 2
- AKA
- White noise test set
- Patents
- N/A
- General Description
- STEEL AND ALUMINUM CABINETS/ MOULDED PLASTIC DIALS & METER COVERS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 45.5 cm
- Width
- 40.0 cm
- Height
- 19.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telephony
- Sub-Category
- N/A
Manufacturer
- AKA
- MARCONI
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Unknown - Function
-
PERMITS MEASUREMENT OF INTERMODULATION PRODUCTS & NOISE IN MULTI-CHANNEL TELEPHONE LINK EQUIPMENT. A NOISE SIGNAL GENERATED BY THE INSTRUMENT IS USED TO SIMULATE FULL TRAFFIC CONDITIONS IN ANY NUMBER OF CHANNELS UP TO 2700 [REF.2]. - Technical
-
CONSISTS OF 2 UNITS: THE GENERATOR [.1] INCLUDES A SELECTION OF HIGH- & LOW-PASS FILTERS TO RESTRICT THE NOISE TO THE REQUIRED BAND WIDTH, & BAND-STOP FILTERS TO CREATE A SLOT WITHIN THE BAND; THE RECEIVER [.2] HAS A SELECTION OF NARROW BAND-PASS FILTERS CORRESPONDING TO THE GENERATOR SLOTS AND A METER & ATTENUATOR TO MEASURE THE RELATIVE NOISE LEVEL AS THE GENERATOR SLOT IS SWITCHED IN & OUT [REF.2, P.3] - Area Notes
-
Unknown
Details
- Markings
- N/A
- Missing
- GENERATOR LACKS ONE (1) PASSFILTER BUT HAS 1 HIGH AND 7 LOWER/ RECEIVER LACKS ONE (1) BAND PASS BUT HAS 5 OTHERS PLUS AN OSCILLATOR UNIT
- Finish
- BLUE/GREY CABINETS WITH SILVER GREY FACING & BLUE/GREY DIALS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
MARCONI INSTRUMENTS LTD., Generator, noise, Unknown Date, Artifact no. 1978.0674, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1978.0674.001/
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