• Country
• United States of America (USA)

• Manufacturer / Brand
• Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

• Year
• 1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 49075

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

• Number of Tubes
• 6

• Valves / Tubes
• 6A7 76 6D6 75 41 80

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 60 cycles, 117 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: 61CA - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 16.5 x 8.5 x 9.125 inch / 419 x 216 x 232 mm

• Notes

• The Motorola 61CA is an AC operated 6 tube BC and SW band receiver.  Has separate oscillator tube (76 tube). Uses Qty(2) #44 dial lamps.

  The same chassis and schematic used in this model is also used in model 61DA.

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 11 = ca. 1940 and before

• Mentioned in
• A Flick of the Switch 1930-1950

• Literature/Schematics (1)
• Rider's Perpetual, Volume 11 = ca. 1940 and before (Riders Galvin Mfg 11-21, 11-23)

• Other Models

• Here you find 4596 models, 2962 with images and 4095 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)