• Country
• Germany

• Manufacturer / Brand
• UNBEKANNTE FIRMA D / A / CH - Siehe Anleitung unter der «Firma»

• Year
• 1950 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 317325

• • alternative name: Unknown, Custom Built

• Number of Tubes
• 2

• Valves / Tubes
• RV12P2000 RV12P2000

• Number of Transistors

• Semiconductors
• Selengleichrichter

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Einkreiser unbekannt - UNBEKANNTE FIRMA D / A / CH -

• Dimensions (WHD)
• 300 x 200 x 140 mm / 11.8 x 7.9 x 5.5 inch

• Net weight (2.2 lb = 1 kg)
• 3.3 kg / 7 lb 4.3 oz (7.269 lb)

• Author
• Model page created by Andreas Reuther. See "Data change" for further contributors.

• Other Models

• Here you find 467 models, 405 with images and 39 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from UNBEKANNTE FIRMA D / A / CH - Siehe Anleitung unter der «Firma»