• Country
• United States of America (USA)

• Manufacturer / Brand
• Continental Merchandise Co. Inc. (CMC); New York, NY

• Year
• 1954 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 263944

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1T4 1U5 3S4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1.5 & 67.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.5 inch = 6.4 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: M-500 - Continental Merchandise Co.

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 200 x 140 x 50 mm / 7.9 x 5.5 x 2 inch

• Notes

• The Continental Model M-500 is a Battery operated 4-Tube Portable AM Receiver.
  Jacks for earpiece, filament voltage for the 3S4 (af output stage) will be switched off when plugged in.
  Color: light green plastic

  Most probably made in Japan for Continental Merchandise Co. Inc., New York.
   

  2 Ohrhörer-Anschlüsse für Kristall-Hörer unter Abdeckschieber auf der Rückseite.
  Beim Einstecken des Ohrhörers wird die Heizung der Endröhre 3S4 abgeschaltet.

• Mentioned in
• -- Schematic

• Author
• Model page created by Peter Kahlich. See "Data change" for further contributors.

• Other Models

• Here you find 48 models, 43 with images and 19 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Continental Merchandise Co. Inc. (CMC); New York, NY