Schulfunk-Anlage Berlin 5GW647B

• Country
• Germany

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

• Year
• 1947/1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 683

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

• Picture
• Schematics

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

• Number of Tubes
• 4

• Valves / Tubes
• UCH11 UBF11 UCL11 UY11

• Number of Transistors

• Semiconductors
• U2410PL

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• AC/DC-set / 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 13 cm = 5.1 inch

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Schulfunk-Anlage Berlin 5GW647B - Blaupunkt Ideal, Berlin,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 350 x 250 x 225 mm / 13.8 x 9.8 x 8.9 inch

• Notes

• L-Abstimmung;
  Auch verwendet als Teil der 'Schulfunk-Anlage Berlin'.
  Passendes Regelgerät zum Anschluss an den 2. Lautsprecheranschluss RK427;
  passende Lautsprecher hierzu L 1047 B [E-dyn.] bzw. L 1047 B [P-dyn.] oder L647B.

• Net weight (2.2 lb = 1 kg)
• 10.5 kg / 23 lb 2 oz (23.128 lb)

• Source of data
• Die Radio-Reparatur (329) / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Mentioned in
• Radio-Mentor (4803)

• Literature/Schematics (1)
• Funktechnik Nr.21/1948 S.529

• Literature/Schematics (2)
• -- Original-techn. papers.

• 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