• Country
• Germany

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

• Year
• 1964/1965

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 842

• • 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 Transistors
• 9

• Semiconductors
• AF136 AF136 AF138 AF137 AC126 AC125 AC125 AC128 AC128 AA112 E12,5C5 E20C30

• Main principle
• Superheterodyne (common); ZF/IF 460 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Dry Batteries / 2 × 4,5; 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Power out
• 1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Diva E 94400 [ab V 400001] - Blaupunkt Ideal, Berlin,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 266 x 165 x 80 mm / 10.5 x 6.5 x 3.1 inch

• Notes

• Betrieb im Auto über Autohalterung HV250 (46,- DM) aus 6-V- oder 12-V-Autobatterie.

• Net weight (2.2 lb = 1 kg)
• 2.3 kg / 5 lb 1.1 oz (5.066 lb)

• Price in first year of sale
• 285.00 DM

• Source of data
• Handbuch VDRG 1964/1965 / Radiokatalog Band 1, Ernst Erb

• Mentioned in
• Funkschau

• Literature/Schematics (1)
• -- Original-techn. papers. (Service-Manual '64, Serie V)

• 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