78FM21M Ch= HS128
Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
- Country
- United States of America (USA)
- Manufacturer / Brand
- Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
- Year
- 1949
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 49238
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 6
- Main principle
- Superheterodyne (common); ZF/IF 455/4300 kHz
- Tuned circuits
- 6 AM circuit(s) 9 FM circuit(s)
- Wave bands
- Broadcast (BC) and FM or UHF.
- Details
- Changer (Record changer)
- Power type and voltage
- Alternating Current supply (AC) / 105-125 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
- from Radiomuseum.org
- Model: 78FM21M Ch= HS128 - Motorola Inc. ex Galvin Mfg.Co
- Notes
- Built in loop antenna for BC. Selenium rectifier. FM-BC tuning unit PT-19.
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 20 covering 1950
- Literature/Schematics (1)
- Riders 20-70 to 20-84
- Other Models
-
Here you find 4508 models, 2955 with images and 4002 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)