• Year
  • 1939/1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 93965

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 105-125 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm
  • Power out
  • 3 W (4.5 W max.)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: JK-70 - Canadian General Electric
  • Shape
  • Tablemodel with Push Buttons.
  • Dimensions (WHD)
  • 22 x 12.375 x 10.125 inch / 559 x 314 x 257 mm
  • Notes
  • The Canadian General Electric model JK-70 has station buttons. The schematic (at Radio College of Canada) shows that JK-70 (table) and JK-76 (console) share the same schematic and also share the same as Canadian RCA Victor A-22 (table) and A-31 (console). The JK-70 has a built in loop antenna, called Beam-A-Scope. The wave bands are: Standard Broadcast (A) 540 - 1550 kHz, Short Wave (B) 2300 - 7500 kHz, 31 meter band 94950 - 9700 kHz, 25 m 11,680 - 11,920 kHz, 19 m 15,030 - 15,380 kHz and 16 - 13 m 17,700 - 22,000 kHz. The power Supply Ratings are for "A" 50-60 Hz, for "B" 25 - 60 Hz.

  • Literature/Schematics (1)
  • Radio College of Canada, Individual Circuit Service, 1927-1953
  • Author
  • Model page created by Vitor Oliveira. See "Data change" for further contributors.

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The model JK-70 is part of the collections of the following members.

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