Hörapparat (Hearing aid) 7477
Philips Radios - Deutschland
- Country
- Germany
- Manufacturer / Brand
- Philips Radios - Deutschland
- Year
- 1951 ?
- Category
- Medical Technology
- Radiomuseum.org ID
- 169844
-
- Brand: Deutsche Philips-Ges.
From 7477 service manual
Abbildung aus Funk-Technik 1/51 S.7
- Number of Tubes
- 3
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Details
- Hearing aid
- Power type and voltage
- Dry Batteries / 1,5 & 22,5 Volt
- Loudspeaker
- - only for Earphone!
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: Hörapparat 7477 - Philips Radios - Deutschland
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 60 x 130 x 25 mm / 2.4 x 5.1 x 1 inch
- Net weight (2.2 lb = 1 kg)
- 0.170 kg / 0 lb 6 oz (0.374 lb)
- Source of data
- - - Manufacturers Literature
- Author
- Model page created by a member from FIN. See "Data change" for further contributors.
- Other Models
-
Here you find 2540 models, 2251 with images and 1555 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Philips Radios - Deutschland
Collections
The model Hörapparat (Hearing aid) is part of the collections of the following members.
Literature
The model Hörapparat (Hearing aid) is documented in the following literature.