Items tagged radios in MV Collections
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Aerial Model - Homecrafts, Radio, circa 1920
Umbrella type aerial, on wooden base. Used with radios. Made by Homecrafts in Australia, circa 1920.
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Aerial Model - Homecrafts, Radio, circa 1920
Frame type aerial, on wooden base. Used with radios. Made by Homecrafts in Australia, circa 1920.
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Aerial Model - Homecrafts, Radio, circa 1920
L type inverted aerial, on wooden base. Used with radios. Made by Homecrafts in Australia, circa 1920.
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Morse Recorder Reel - Marconi, Radio, circa 1905
Recorder reel, made of brass, 6" diameter, for rolling on paper recording ribbon as record is made by recorder no. 18547. The reel was turned by hand of operator marked. Manufactured by ...
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Loose Coupler - Unknown Maker, Radio Receiver, circa 1923
Loose coupler or a receiving transformer, used in crystal sets, circa 1923. It has two separate tuning coils, a primary and a secondary, that are loosely coupled together. The term 'lo ...
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Coherer - Gesellschaft für drahtlose Telegraphie System Telefunken, Radio, circa 1905
Coherer: Telefunken type, made by Gesellschaft Fur Drahltose Telegraphie in Germany circa 1905. Used by donor about 1905-06. Not the first commercial form.
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Crystal Detector - Unknown Maker, Variable, circa 1916
Detector for use in crystal radio receiver, with mechanical adjustment, circa 1916. This unit is professionally made and 'is a German pattern detector said to have been used before Wo ...
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Crystal Detector - Unknown Maker, Radio Receiver, circa 1924
Crystal detector, open type. Fitted with grip for holding the mineral. Made in England. Used in radios.
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Detector - Grasse & Daniell, Radio Receiver, circa 1924
Crystal detector. A "Perikon" unit. In order to form a rectifying junction, two minerals, zincite and bornite, are brought into contact in a tube. Made by Grasse & Daniell, Sydney, Aust ...
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Detector - Carborundum Co., Radio Receiver, circa 1924
Crystal detector, fixed type. Made by the Carborundum Co., Niagara Falls, New York, U.S.A. Used in radios.
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