• Country
• Germany

• Manufacturer / Brand
• Blaupunkt (Ideal), Berlin, später Hildesheim

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 577

• • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
  • Brand: Rotstern

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

• Number of Tubes
• 9

• Valves / Tubes
• AF3 ACH1 AF3 AB2 AM2 AC2 AD1 AD1 RGN2004

• Main principle
• Superhet with RF-stage; ZF/IF 468 kHz; Special type of reception - please describe.

• Tuned circuits
• 7 AM circuit(s)

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

• Details
• Record Player (perh.Changer)

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 220; 240 Volt

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: Standgerät 7W77 [mit Plattenspieler] - Blaupunkt Ideal, Berlin,

• Shape
• Console with any shape - in general

• Dimensions (WHD)
• 650 x 950 x 360 mm / 25.6 x 37.4 x 14.2 inch

• Notes
• umschaltbar Super/Geradeaus; variable Bandbreite

• Net weight (2.2 lb = 1 kg)
• 50 kg / 110 lb 2.1 oz (110.132 lb)

• Price in first year of sale
• 651.00 RM

• Source of data
• Handbuch WDRG 1938 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Literature/Schematics (1)
• -- Schematic (OTO-Schaltungen)

• Other Models

• Here you find 3587 models, 3275 with images and 2328 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim