Receiver, radio

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OBJECT TYPE: TRF/BATTERY/TUBE/TABLE
DATE: 1926
ARTIFACT NUMBER: 2001.0314.001

MANUFACTURER: Canadian Marconi Co.
MODEL: IX
LOCATION: Canada

More Information

General Information

Serial #: 3185
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: WOOD CABINET; METAL, GLASS & SYNTHETIC COMPONENT PARTS & FITTINGS.

Dimensions

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

Length: 72.3 cm
Width: 34.2 cm
Height: 31.0 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: THIS TYPE OF RECEIVER USED 1926+
Canada: THIS TYPE OF RECEIVER MFD IN CANADA BY CANADIAN MARCONI CO.
Function: TO DETECT AND AMPLIFY RADIO SIGNALS.
Technical: TUNED RADIO FREQUENCY (TRF) RECEIVERS USE ONE OR MORE STAGES OF RADIO FREQUENCY AMPLIFICATION BEFORE A SEPARATE DETECTOR STAGE: EACH STAGE HAS TO BE SEPARATELY TUNED. THOUGH REQUIRING MULTIPLE TUNING CONTROLS AND A RELATIVELY LARGE NUMBER OF EXPENSIVE VACUUM TUBES, TRFS WERE MORE SELECTIVE, MORE SENSITIVE & LOUDER THAN COMPETING REGENERATIVE RECEIVERS. (REF. 1)
Area Notes: Unknown

Details

Markings: "MARCONI/ IX" marked on plate framing tuning selection dial. Tuning dial scales labelled "METRES" & "KILO/ CYCLES". Plate fixed to inside back of cabinet reads "CANADIAN MARCONI COMPANY/ PATENTED 1918-1923/ TYPE M-9 SERIAL 3185". "CANADIAN MARCONI COMPANY/ TYPE VS10" cast in raised print on each of 6 vacuum tube receptacles. 6 vacuum tubes bear identical markings: "PATENTED/ RVC/ AS SET FORTH ON CARTON" marked on tube top; "RADIOTRON/ UX201-A" & "PATENTED/ 1911 1912 1914 1915/ 1916 1917 1918 1919/ 1920 1921 1922 1923/ 1924 1925" marked on tube base.
Missing: UNKNOWN. From CA of 12/19/2001 by Matthew Bruce: No - appears complete
Finish: DARK BROWN WOOD CABINET. DULL COPPER-COLOUR PLATEFRAMES OFF-WHITE TUNING SELECTION SCALE; DARK BROWN MOULDED SYNTHETIC KNOBS. 6 GLASS VACUUM TUBES VISIBLE INSIDE.
Decoration: N/A

CITE THIS OBJECT

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

Canadian Marconi Co., Receiver, radio, 1926, Artifact no. 2001.0314, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2001.0314.001/

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