Ontvangtoestel type Tijdsein
Idzerda-Radio, N.V., Fabriek van Radio-apparaten,
- Country
- Netherlands
- Manufacturer / Brand
- Idzerda-Radio, N.V., Fabriek van Radio-apparaten,
- Year
- 1917 ?
- Category
- Detector-Radio (Crystal or diode, without tubes/transistors)
- Radiomuseum.org ID
- 266012
-
- alternative name: Nederlandsche Radio Industrie
Picture from an original prospect.
- Main principle
- Crystal or Solid State Detector
- Tuned circuits
- 1 AM circuit(s)
- Power type and voltage
- No Power needed
- Loudspeaker
- - For headphones or amp.
- Material
- Wooden case
- from Radiomuseum.org
- Model: Ontvangtoestel type Tijdsein - Idzerda-Radio, N.V., Fabriek
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
-
Tuning coil with two sliding contacts, crystal detector, block capacitor and 1500 ohms telephone mounted in a small casket.
- Price in first year of sale
- 36.00 Hfl
- Mentioned in
- -- Original prospect or advert
- Author
- Model page created by John Koster. See "Data change" for further contributors.
- Other Models
-
Here you find 67 models, 30 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Idzerda-Radio, N.V., Fabriek van Radio-apparaten,