• Country
• Switzerland

• Manufacturer / Brand
• Radio-Mail; Bern-Bümplitz

• Year
• 1925 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 154691

Click on the schematic thumbnail to request the schematic as a free document.

• Main principle
• TRF with regeneration

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries / 4 & 80 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Radio-Mail Nr. 2 - Radio-Mail; Bern-Bümplitz

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 400 x 250 x 290 mm / 15.7 x 9.8 x 11.4 inch

• Notes
• Hier zeigen wir Geräte, die nach Radio-Mail Nr. 2 der Zeitschrift "Radio" in Bern-Bümplitz gebaut wurden. Es sind anspruchsvolle Eigenbauten, die möglicherweise auch in Kursen entstanden sind. Die Rückkopplung erfolgt via Variometer (zentral angeordnet).

• Net weight (2.2 lb = 1 kg)
• 5.980 kg / 13 lb 2.7 oz (13.172 lb)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio-Mail; Bern-Bümplitz