A-3720
Brunswick Div. Mersman Bros.
- Country
- United States of America (USA)
- Manufacturer / Brand
- Brunswick Div. Mersman Bros.
- Year
- 1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 34679
-
- alternative name: Mershman Bros. Corp
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast plus 2 Short Wave bands.
- Details
- Changer (Record changer)
- Power type and voltage
- Alternating Current supply (AC) / 105-125 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm
- Power out
- 5 W (unknown quality)
- Material
- Wooden case
- from Radiomuseum.org
- Model: A-3720 - Brunswick Div. Mersman Bros.
- Shape
- Console with any shape - in general
- Notes
- Push-button tuner; push-pull af output stage.
- External source of data
- Ernst Erb
- Source of data
- The Radio Collector's Directory and Price Guide 1921 - 1965
- Circuit diagram reference
- Rider's Perpetual, Volume 11 = ca. 1940 and before
- Other Models
-
Here you find 32 models, 9 with images and 24 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Brunswick Div. Mersman Bros.