Crystal Receiver No. 1, later named Harko Radio Receiver or C.R. No-I

Crosley Radio Corp.; Cincinnati (OH)

  • Año
  • 1922/1923
  • Categoría
  • Radio de Galena (o de diodo pero no contiene tubos o transistores)
  • Radiomuseum.org ID
  • 36442

 Especificaciones técnicas

  • Principio principal
  • Detector de Galena o semi-conducteur
  • Número de circuitos sintonía
  • 1 Circuíto(s) AM
  • Gama de ondas
  • OM (onda media) solamente
  • Tensión de funcionamiento
  • No necesita alimentación
  • Altavoz
  • - Este modelo usa amplificador externo de B.F.
  • Material
  • Madera
  • de Radiomuseum.org
  • Modelo: Crystal Receiver No. 1, later named Harko Radio Receiver or C.R. No-I - Crosley Radio Corp.;
  • Forma
  • Sobremesa, caja, normalmente con tapa (panel no inclinado).
  • Ancho, altura, profundidad
  • 7.5 x 5.5 x 4.5 inch / 191 x 140 x 114 mm
  • Anotaciones
  • One dial (primary tuning control knob). Complete with head phones, antenna and insulators, ready to install without additional equipment. Will receive wave lengths from 200 to 600 meters. "Manufactured under Pickard and Wireless Speciality Patents."
    Here is a link to some sources for this model.
    The first version of a Crosley Crystal Receiver, later also called "Harko Radio Receiver" is more primitive without a variable capacitor is located here Harko Radio Receiver. This new model wihout overhanging lid has also a panel of bakelite instead wood. The Crosley Receiver No. 1, also called Harko Radio Receiver No. I or C.R. No-1 (CR I) "is made so that the Crosley "Audion Detector Unit", Crosley "Radio Frequency Tuned Amplifier (RFTA)" and Crosley "Two-Stage Audio Frequency Amplifier" may be added if desired, to increase the range and volume of sound." is part of an ad. It is a full system, including everything to receive near by stations - araound 25 to 30 miles away is stated.
  • Precio durante el primer año
  • 25.00 $ !
  • Ext. procedencia de los datos
  • Ernst Erb
  • Documentación / Esquemas (3)
  • Radio News (Nov.1922, p.907.)
  • Documentación / Esquemas (4)
  • QST (September 1922, page 114.)

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