• Country
• Germany

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

• Year
• 9999/9999

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 717

• • 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
• 6

• Valves / Tubes

• Main principle
• Superheterodyne (common); ZF/IF 473 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 21 cm = 8.3 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Dublette ID = 713 - Blaupunkt Ideal, Berlin,

• Dimensions (WHD)
• 528 x 365 x 240 mm / 20.8 x 14.4 x 9.4 inch

• Price in first year of sale
• 460.00 DM

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Other Models

• Here you find 3589 models, 3277 with images and 2329 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim