• Country
• United States of America (USA)

• Manufacturer / Brand
• Meck, John, Industries, Inc.; Plymouth (IN)

• Year
• 1947/1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 192267

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

• Number of Tubes
• 5

• Valves / Tubes
• 12SA7 12SK7 12SQ7 50L6GT 35Z5GT

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: CD-500 [12SA7] - Meck, John, Industries, Inc.;

• Shape
• Tablemodel, with any shape - general.

• Notes
• Alternative tubes assembly available - see the other model page.

• Literature/Schematics (4)
• Photofact Folder, Howard W. SAMS (Date 2-48, set 33, folder #483-12)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 126 models, 86 with images and 90 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Meck, John, Industries, Inc.; Plymouth (IN)