• Country
• Germany

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

• Year
• 1948–1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 721

• • 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
• 2

• Valves / Tubes
• RV12P4000 RV12P4000

• Number of Transistors

• Semiconductors
• Tr.Gl.=Metal-rectif.

• Main principle
• TRF with regeneration; 1 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

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

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 2W149E - Blaupunkt Ideal, Berlin,

• Dimensions (WHD)
• 315 x 270 x 135 mm / 12.4 x 10.6 x 5.3 inch

• Notes
• auch Fr15 mit RV12P400; L-Abst.

• Source of data
• Das Rundfunk-Jahr 1948/49 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Other Models

• Here you find 3586 models, 3273 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