• Country
• Switzerland

• Manufacturer / Brand
• Biennophone; (Marke)

• Year
• 1980

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 121601

• • alternative name: Sport AG Biel || Velectra AG

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• TRF with diode detector

• Wave bands
• Long Wave and/or Very Low Frequency (VLF).

• Details
• Wired Wireless Receiver (RF!)

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Arosa 48-NA - Biennophone; Marke

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 300 x 75 x 140 mm / 11.8 x 3 x 5.5 inch

• Notes
• Für Hotels ect., Telefonrundspruch from Biennophon Group. Velectra AG - siehe Marke Biennophone. (CH).

• Net weight (2.2 lb = 1 kg)
• 1.8 kg / 3 lb 15.4 oz (3.965 lb)

• Price in first year of sale
• 365.00 CHF

• Source of data
• - - Data from my own collection

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 512 models, 293 with images and 346 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Biennophone; (Marke)