• Country
• Germany

• Manufacturer / Brand
• Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München

• Year
• 1974–1977

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 29504

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

• Number of Transistors
• 8

• Semiconductors
• 2SC668 2SC930 2SC929 2SC930 2SC1173 2SC1173 2SC1383 2SB176 µPC27

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 220 / 4 x 1,5 Volt

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

• Power out
• 2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: planar RK411 - Siemens & Halske, -Schuckert

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

• Dimensions (WHD)
• 300 x 180 x 50 mm / 11.8 x 7.1 x 2 inch

• Notes

• Die technische Unterlage nennt 9 Transistoren, jedoch sind auf dem Schaltplan nur 8 Transistoren zu finden.

• Net weight (2.2 lb = 1 kg)
• 1.9 kg / 4 lb 3 oz (4.185 lb)

• External source of data
• Erb

• Source of data
• Katalog RFP 1974

• Mentioned in
• Handbuch VDRG 1975/1976 (und 1976/77)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 2521 models, 2118 with images and 1334 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München