• Country
• Netherlands

• Manufacturer / Brand
• Philips; Eindhoven (tubes international!); Miniwatt

• Year
• 1948/1949

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 29827

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

• Number of Tubes
• 4

• Valves / Tubes
• UCH21 UCH21 UBL21 UY1N

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz; 2 AF stage(s); Export model

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• AC/DC-set / 125; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 11 cm = 4.3 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: BX281U /06 - Philips; Eindhoven tubes

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes
• AM radio for external antenna:
  • LW: 157 - 400 kHz.
  • BC: 530 - 1500 kHz.
  • SW: 5,88- 18,2 MHz.
  Loudspeaker: there are 2 possibilities: type 9712-06 (5Ω) or type 9730 (5Ω).
  Dial lamp: 8095D (19V/90mA).
   
  The mains voltage can be adapted to 110 or 200 volt by short-circuiting resistor R37.
   
  There are multiple versions in existence where the difference is the color of the cabinet and the buttons: see technical service manual uploaded with this model.
  See also BX281U and BX281U /03 /04 /20.

• Price in first year of sale
• 135.00 Hfl

• External source of data
• Erb

• Source of data
• Technisch- Commercieel - Radio Vademecum Staleman

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

• Other Models

• Here you find 5244 models, 4384 with images and 3447 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt