Autoradio 4A85 12 Volt
Blaupunkt (Ideal), Berlin, später Hildesheim
- Country
 - Germany
 
- Manufacturer / Brand
 - Blaupunkt (Ideal), Berlin, später Hildesheim
 
- Year
 - 1936 ??
 
- Category
 - Car Radio, perhaps also + sound player/recorder
 
- Radiomuseum.org ID
 - 187730
 
- 
        
- alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
 - Brand: Rotstern
 
 
- Number of Tubes
 - 6
 
- Main principle
 - Superhet with RF-stage
 
- 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) / 12 Volt
 
- Loudspeaker
 - Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
 
- Material
 - Metal case
 
- from Radiomuseum.org
 - Model: Autoradio 4A85 [12 Volt] - Blaupunkt Ideal, Berlin,
 
- Shape
 - Chassis only or for «building in»
 
- Notes
 - Tonblende, Schwundausgleich, Bedienung von der Steuersäule aus.
 
- Price in first year of sale
 - 332.00 RM
 
- Mentioned in
 - Bettinger&Co 1936/37 Seite 27
 
- Author
 - Model page created by Egon Strampe. See "Data change" for further contributors.
 
- Other Models
 - 
        
Here you find 3616 models, 3308 with images and 2357 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim