Delta Freischwinger
Isophon, E. Fritz & Co. GmbH.; Berlin
- Country
- Germany
- Manufacturer / Brand
- Isophon, E. Fritz & Co. GmbH.; Berlin
- Year
- 1932/1933
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 139364
-
- Brand: Isophon
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- Magnetic loudspeaker (reed) of high quality (free mooving - only possible past 1931). / Ø 32 cm = 12.6 inch
- Material
- Wooden case
- from Radiomuseum.org
- Model: Delta [Freischwinger] - Isophon, E. Fritz & Co. GmbH.;
- Shape
- Tablemodel without push buttons, Mantel/Midget/Compact up to 14
- Dimensions (WHD)
- 400 x 370 x 200 mm / 15.7 x 14.6 x 7.9 inch
- Notes
- Freischwinger. Gerät hat 2 Systemwicklungen, umschaltbar mit 2poligem Umschalter an der RW. Gleichstromwiderstand 437 bzw 788 Ohm.
Pappmembrane ist auf die Schallwand geklebt. System kann mit Drehknopf an der RW justiert werden. Furnier kaukasisch Nussbaum, mit Makassar abgesetzt.
- Net weight (2.2 lb = 1 kg)
- 3.8 kg / 8 lb 5.9 oz (8.37 lb)
- Price in first year of sale
- 46.00 RM
- Source of data
- Katalog Radio-Zentrale Prohaska 1932/33
- Mentioned in
- - - Data from my own collection
- Author
- Model page created by Hans-Werner Ellerbrock. See "Data change" for further contributors.
- Other Models
-
Here you find 257 models, 246 with images and 32 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Isophon, E. Fritz & Co. GmbH.; Berlin
Collections
The model Delta is part of the collections of the following members.