Receiver, radio

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Ingenium, 1992.1588.001
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OBJECT TYPE: CRYSTAL (GALENA)/TABLE
DATE: 1925
ARTIFACT NUMBER: 1992.1588.001

MANUFACTURER: Unknown
MODEL: HOME BUILT
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: WOODEN BASE & COIL SUPPORTS. COIL FORMS PROBABLY FIBRE ORBAKELITE TUBES. WOOD SWITCH WITH BRASS STUDS AND WIPER. BRASS RODS, SLIDER RAIL & SUPPORT PLATES, AND THUMB NUT CONNECTORS. BRASS BRACKET FOR CAT'S WHISKER. BRASS MOUNT FOR LEAD MOUNTED GALENA CRYSTALS. BRASS & SYNTHETIC SLIDER ASSEMBLY. COTTON COVERED MAGNET WIRE. Ebonite.

Dimensions

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

Length: 31.5 cm
Width: 15.2 cm
Height: 15.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: North America
State/Province: Unknown
Period: THIS TYPE OF SET USED C.1925-1930
Canada: Unknown
Function: TO RECEIVE RADIO SIGNALS, SELECT A SPECIFIC FREQUENCY AND CONVERT THE RADIO FREQUENCY SIGNAL TO AN AUDIO SIGNAL THAT WILL OPERATE A SET OF HEADPHONES/EARPHONES
Technical: EARLY DESIGN FEATURING SLIDING ADJUSTABLE PRIMARY ANTENNA COIL & TAPPED SECONDARY COIL, ADJUSTABLE WITH ROTARY 6-POSITION SWITCH. COUPLING BETWEEN PRIMARY & SECONDARY COILS IS ADJUSTABLE BY MEANS OF BRASS SECONDARY COIL SUPPORT RODS. SELECTED RADIO FREQUENCY DETECTED BY ONE OF THE MOUNTED CRYSTALS & CAT'S WHISKER.
Area Notes: Unknown

Details

Markings: CONNECTING TERMINALS LABELLED 'AREIAL', 'GROUND', 'PHONES', 'VAR.CND'R'
Missing: ONE THUMB NUT CONNECTOR; CAT'S WHISKER From CA of 07/11/1996 by Kevin Machan: Undetermined
Finish: CLEAR VARNISH ON WOOD PARTS; MOST BRASS COMPONENTS HAVE BEEN LACQUERED
Decoration: N/A

CITE THIS OBJECT

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

Unknown Manufacturer, Receiver, radio, circa 1925, Artifact no. 1992.1588, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1992.1588.001/

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