- Country
- United States of America (USA)
- Manufacturer / Brand
- Howard Radio Company; Chicago, IL
- Year
- 1937
- Category
- Car Radio, perhaps also + sound player/recorder
- Radiomuseum.org ID
- 44711
Scanned from the Radio Retailing March 1937.
Scanned from the Radio Retailing March 1937.
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 6
- Main principle
- Superhet with RF-stage; ZF/IF 262 kHz; 2 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Metal case
- from Radiomuseum.org
- Model: HA-9 - Howard Radio Company; Chicago,
- Shape
- Chassis only or for «building in»
- Notes
- Built-in vibrator for B+
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 10 = 1939 and before
- Mentioned in
- Radio Retailing (Radio & Television R.) (March 1937.)
- Other Models
-
Here you find 354 models, 153 with images and 214 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Howard Radio Company; Chicago, IL