- Country
- United States of America (USA)
- Manufacturer / Brand
- Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
- Year
- 1938/1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 49272
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 8
- Main principle
- Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC) / 1.25V Bias Cell and 117 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 inch = 25.4 cm
- Material
- Wooden case
- from Radiomuseum.org
- Model: 89K2 - Motorola Inc. ex Galvin Mfg.Co
- Shape
- Console with Push Buttons.
- Notes
-
The Motorola 89K2 is an AC operated, 8 tube BC band receiver with built-in clock. Has push button tuning with electric tuner and push-pull audio output stage. Also has 1.25V bias cell.
The following models make up the 89K and 109K family of radio's:
Model Bands RF tube Separate Osc tube 2nd AF tube Remote Control Number of tubes Speaker 89K1 BC Yes No No No 8 10" 89K2 BC Yes No No Yes 8 10" 89K3 BC, SW No Yes No No 8 10" 109K1 BC, Police, SW Yes Yes Yes No 10 12" 109K2 BC, Police, SW Yes Yes Yes No 10 12"
- External source of data
- Ernst Erb
- Literature/Schematics (1)
- Rider's Perpetual, Volume 9 = 1938 and before (Galvin Mfg section, pages 30 to 34)
- Literature/Schematics (2)
- Beitman Radio Diagrams, Vol. 02, 1939 (Page 48)
- Literature/Schematics (3)
- - - Manufacturers Literature (Motorola Home and Car Radio Combined Service Manuals 1930 to 1942 pages 441 to 448)
- Other Models
-
Here you find 4623 models, 2967 with images and 4123 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)