Amplifier, audio

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Ingenium, 1988.0382.001
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OBJECT TYPE: AC-DC/110VAC/6VDC
DATE: 1937–1938
ARTIFACT NUMBER: 1988.0382.001

MANUFACTURER: Bloom, H.H.
MODEL: HOME BUILT
LOCATION: Ottawa, Ontario, Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METALLIC CABINET/ SYNTHETIC KNOBS & CORD COVERS/ GLASS, 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: 30.7 cm
Width: 22.5 cm
Height: 24.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Bloom
Country: Canada
State/Province: Ontario
City: Ottawa

Context

Country: Canada
State/Province: Ontario
Period: PROBABLY 1937 TO END OF WWII
Canada: POSSIBLY USED TO AMPLIFY VOICE OF MACKENZIE KING WHEN PROMOTING WAR BONDS ON PARLIAMENT HILL DURING WWII.
Function: TO INCREASE THE MAGNITUDE OF THE OUTPUT OF A MICROPHONE & FEED IT TO A SPEAKER ATTACHED TO THE DEVICE.
Technical: TYPE SAMPLE OF P.A. AMPLIFIER OF THE PERIOD.
Area Notes: Unknown

Details

Markings: PRINTEDAROUND KNOBS ON FRONT: 'BASS-TREBLE/ CONTROL/ BASS/ TREBLE' 'MICRO-PHONO/ VOLUME/ MICROPHONE/ PHONOGRAPH/ OFF/ 1 [TO] 5 [TWICE]'/ TAPE AFFIXED TO BACK: '110V/ 600' '6 VOLT/ BATTERY'
Missing: N/A
Finish: BLACK WRINKLE FINISH ON CABINET
Decoration: PATTERN OF CUT-OUT SQUARES ON TOP & SIDES OF CABINET

CITE THIS OBJECT

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

Bloom, H.H., Amplifier, audio, circa 1937–1938, Artifact no. 1988.0382, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1988.0382.001/

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