Direction finder
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1993.0229.001
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- OBJECT TYPE
- N/A
- DATE
- 1923
- ARTIFACT NUMBER
- 1993.0229.001
- MANUFACTURER
- Canadian Marconi Co.
- MODEL
- MDF-1
- LOCATION
- Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOODEN CABINET/ SYNTHETIC [BAKELITE?] PANELS & KNOBS/ METAL HARDWARE/ GLASS PLATE COVER ON GONIOMETER & METAL PANEL & CASING/ METAL & SYNTHETIC WORKING PARTS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 54.0 cm
- Width
- 38.0 cm
- Height
- 57.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Radio
- Sub-Category
- N/A
Manufacturer
- AKA
- Marconi
- Country
- Canada
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- PROBABLY 1920'S UP TO WWII
- Canada
-
EXAMPLE OF A DIRECTION FINDER MADE & PROBABLY USED IN CANADA - Function
-
USED TO RECEIVE RADIO SIGNALS AND TO TAKE THEIR BEARING IN ORDER TO DETERMINE THEIR POINT OF ORIGIN AND THUS BE ABLE TO POSITION THE SHIP. ALSO CALLED A RADIO COMPASS. - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- MFG'S PLATE: 'CANADIAN MARCONI COMPANY/ PATENTED 1910. 1922. 1923./ TYPE M.D.F.1. SERIAL'/ TOP PANEL: 'CLOSED CIRCUIT/ TUNING/ RHEOSTAT/ OSCILLATOR/ TUNING/ FILAMENT/ POTENTIOMETER/ RECEIVER/ TYPE MDFR-1/ MARCONI/ CANADA'/ MIDDLE PANELS: 'COUPLING TRANSFORMER/ MARCONI/ CANADA/ TYPE-18632/ SENSE RESISTANCE/ SENSE STAND BY/ DF' 'SENSE COUPLING/ TYPE-18640/ MARCONI/ CANADA' 'INST. NO. 307336 P.S. NO.1974A'/ BOTTOM PANELS: 'EARTHING RELAY/ TYPE 18670/ MARCONI/ CANADA' 'CALIBRATING CHOKES/ TYPE 18564/ MARCONI/ CANADA'/ SIDE TERMINALS: '45 VOLTS 6 VOLTS PHONES' 'FORE AFT PORT STARBD EARTH'
- Missing
- 6 TYPE 01A VACUUM TUBES/ BINDING POST ASSEMBLY
- Finish
- WOODEN CABINET STAINED & VARNISHED/ BLACK PANELS WITHWHITE PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Canadian Marconi Co., Direction finder, after 1923, Artifact no. 1993.0229, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1993.0229.001/
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