• Country
• Denmark

• Manufacturer / Brand
• Neutrofon (Poul Petersen); København

• Year
• 1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 152538

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

• Number of Tubes
• 4

• Valves / Tubes
• EK2 EF9 CBL1 CY1

• Main principle
• Superheterodyne (common); ZF/IF 447 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• AC/DC-set / 110; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Diamant 4003 - Neutrofon Poul Petersen;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 270 x 300 x 560 mm / 10.6 x 11.8 x 22 inch

• Price in first year of sale
• 325.00 dKr.

• Author
• Model page created by Zdzislaw Obstawski. See "Data change" for further contributors.

• Other Models

• Here you find 50 models, 50 with images and 19 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Neutrofon (Poul Petersen); København