• Country
• United States of America (USA)

• Manufacturer / Brand
• Columbia Records Sales Corp.; Hawthorne (NJ)

• Year
• 1970 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 333929

• • Brand: Masterwork

• Number of Transistors
• 15

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Short Wave plus FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 117 or C: 4 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Power out
• 0.6 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Masterwork 15 M-3112 - Columbia Records Sales Corp.;

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 10.7 x 7 x 3.2 inch / 272 x 178 x 81 mm

• Notes

• Made in Japan 217

• Author
• Model page created by Aldo Andreani. See "Data change" for further contributors.

• Other Models

• Here you find 34 models, 32 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Columbia Records Sales Corp.; Hawthorne (NJ)