Amplifier

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Ingenium, 1987.1122.001
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OBJECT TYPE: NOISE REDUCTION
DATE: 1923
ARTIFACT NUMBER: 1987.1122.001

MANUFACTURER: NORTHERN ELECTRIC CO. LTD.
MODEL: R 4001 A
LOCATION: Canada

More Information

General Information

Serial #: N 901
Part Number: 1
Total Parts: 3
AKA: N/A
Patents: N/A
General Description: PRIMARILY METAL CASING & COMPONENTS/ BAKELITE KNOBS & FITTINGS/ GLASS VACUUM TUBES & METER CRYSTAL

Dimensions

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

Length: 48.4 cm
Width: 23.5 cm
Height: 22.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: NORTHERN ELECTRIC
Country: Canada
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: Unknown
Technical: Unknown
Area Notes: Unknown

Details

Markings: MFR'S PLATE SCREWED INSIDE RIGHT ACCESS PANEL: 'Northern Electric Company/ LIMITED/ R 4001 A AMPLIFIER/ SERIAL NO. N 901/ PATENTED 1916-18-22-23.105-125 VOLTS 25-60 CYCLES 150 WATTS/ MADE IN CANADA'/ 'Northern Electric/ COMPANY, LIMITED/ MADE IN CANADA' APPEARS IN RAISED PRINT ON SMALL PLATE SCREWED TO FRONT/ FOLLOWING INFO. APPEARS ON METER FACE: 'PERCENT'/ SCALE FROM 0-150/ 100% INDICATES OPERATING CONDITION/ R-7203/ WESTON ELECTRICAL INSTRUMENTCORP., NEWARK, N.J. U.S.A./ MODEL 301 NO. 1106585'./ ALL SWITCHES, DIALS, ETC. LABELLED/ SILVER OVAL PACLABEL ON CASING READS: 'PA/ 15624'
Missing: APPEARS COMPLETE. REQUIRES 2 ADDITIONAL VACUUM TUBES, & 1 FASTENER ON FRONT PANEL
Finish: DULL PALE GREY CASING SIDES & BACK/ DARK GREY FRONT PANEL/ BLACK CONTROL PANEL
Decoration: N/A

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

NORTHERN ELECTRIC CO. LTD., Amplifier, after 1923, Artifact no. 1987.1122, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1987.1122.001/

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