Receiver, radio

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OBJECT TYPE: AM-SW-MULTIBAND/SUPERHET/TUBE/TABLE
DATE: 1935–1936
ARTIFACT NUMBER: 1990.0168.001

MANUFACTURER: National Co. Inc.
MODEL: HRO
LOCATION: Malden, Massachusetts, United States of America

More Information

General Information

Serial #: J186 (.1)
Part Number: 1
Total Parts: 10
AKA: N/A
Patents: N/A
General Description: METAL/ SYNTHETIC/ GLASS/ WOOD

Dimensions

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

Length: 43.5 cm
Width: 28.0 cm
Height: 22.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Radio
Sub-Category: N/A

Manufacturer

AKA: National
Country: United States of America
State/Province: Massachusetts
City: Malden

Context

Country: Canada
State/Province: British Columbia
Period: 1930'S, 1940'S &PERHAPS THE 1950'S
Canada: USED AS A GENERAL COMMUNICATIONS RECEIVER BY DOT IN THE VANCOUVER AREA/ THESE SETS WERE USED EXTENSIVELY THROUGHOUT WWII & WERE COPIED BY BOTH THE GERMANS & JAPANESE
Function: DESIGNED FOR AMATEUR RADIO USE FOR STANDARD & SW RECEPTION
Technical: IMPORTANT DEVELOPMENT IN AMATEUR SW RECEIVERS BECAUSE OF SELECTIVITY & SENSITIVITY. HIGH-PERFORMANCE SUPERHETRODYNE COMMUNICATIONS RECEIVER.
Area Notes: Unknown

Details

Markings: .1 DECAL UNDER LID: 'LICENSE IN CANADA UNDER RELEVANT/ PATENT AND PATENT LICENSES OF CANADIAN/ MARCONI COMPANY. CANADIAN PATENT OF/ YEARS 1917-1935 INCLUSIVE. THIS SET IS NOT/ LICENSED FOR USE IN FIELD OF PUBLIC/ COMMERICAL COMMUNICATION'/ ON SIDE: 'J186'/.2 ON TOP: 'SERIAL NO M128'/ ON DECAL: 'Rola/ THE ROLA COMPANY/ CLEVELAND, OHIO, U.S.A./ MODEL PM8'/.3 VARIOUS LABELS ON COILS/.4 MFG. PLATE: 'NATIONAL/ TYPE 5886/ CYCLES 50-60/ VOLTS 105-120/ NATIONAL COMPANY INC./ MALDEN, MASS. U.S.A.'/ STAMPED ON TOP: 'SERIAL NO. M116'
Missing: ANTENNA TERMINAL BROKEN/ ORIGINALLY A 2.5 V FILAMENT UNIT WITH 6.3 V TUBES/ NOT ORIGINAL POWER SUPPLY AS IT IS A 6.3 V SUPPLY From CA of 06/06/1996 by Tony Missio: Yes - Missing tube from power supply
Finish: .1 BLACK WRINKLE CASE, SILVER DIALS/.2 BLACK WRINKLE CASE/.3 BLACK PAINTED WOODEN CASE/.4 BLACK WRINKLE CASE
Decoration: N/A

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

National Co. Inc., Receiver, radio, circa 1935–1936, Artifact no. 1990.0168, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1990.0168.001/

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