- Country
- Germany
- Manufacturer / Brand
- Isophon, E. Fritz & Co. GmbH.; Berlin
- Year
- 1955 ??
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 245836
-
- Brand: Isophon
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Power out
- 2.5 W (unknown quality)
- Material
- Special material, described in the notes.
- from Radiomuseum.org
- Model: Isobox - Isophon, E. Fritz & Co. GmbH.;
- Shape
- Miscellaneous shapes - described under notes.
- Dimensions (WHD)
- 170 x 170 x 95 mm / 6.7 x 6.7 x 3.7 inch
- Notes
-
Gehäuselautsprecher ohne Transformator; Belastbarkeit: 2,5 Watt.
Mittels Befestigungsschinen, Verbindungsbrücken und -stegen über-, nebeneinander oder in Gruppen an Wände aufhängbar.
Frequenzbereich: 150...13.000 Hz; Impedanz: 4 Ω; Spezialsystem mit AlNiCo500-Magnet; Gehäuse: schalltotes Material in den Farben: elfenbein, goldbraun oder jadegrün.
Empfohlener Trafo für Einzelbetrieb: El48 {5 DM}.
Empfohlener Trafo für 2-4 "ISOBOX": El62/25 {9,50 DM}.
Verbindungssteg: 1 DM.
- Net weight (2.2 lb = 1 kg)
- 1.070 kg / 2 lb 5.7 oz (2.357 lb)
- Price in first year of sale
- 28.50 DM
- Mentioned in
- -- Original prospect or advert
- Author
- Model page created by Michael Mischke. See "Data change" for further contributors.
- Other Models
-
Here you find 259 models, 248 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