• Country
• Netherlands

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

• Year
• 1958/1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 29788

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

• Number of Tubes
• 10

• Valves / Tubes
• ECC85 ECH81 EF89 EF85 EM80 EABC80 ECC83 EL86 EL86 EZ81

• Main principle
• Superheterodyne (common); ZF/IF 452/10700 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     12 FM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 145; 165; 220; 245 Volt

• Loudspeaker
• 3 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: B7X82A - Philips; Eindhoven tubes

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 660 x 410 x 273 mm / 26 x 16.1 x 10.7 inch

• Notes
• AM radio with built-in ferroceptor:
  • LW: 150 - 340 kHz.
  • BC: 519 - 1610 kHz.
  • SW: 5,9 - 18,2 MHz.
  FM radio with dipole antenna input: 87,5 - 100 MHz (module A3 768 85).
   
  Amplifier: SRPP¹ variant, transformerless. Despite the "Bi-Ampli" logo on the scale, this radio has only 1 amplifier with 3 dedicated oval loudspeakers:  

  • AD3500AE (800 Ohm, 10 cm, mid & high freq., 1st order high pass filter).
  • AD3500AM (800 Ohm, 10 cm, mid & high freq., for "Parola" enhancement). 
  • AD3690A (800 Ohm, oval, full range).

  Dial lamps: 3x 8024N (6.3V / 300mA, bajonet).

   

  ¹shunt regulated push-pull amplifier

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

• Author
• Model page created by Iven Müller. See "Data change" for further contributors.

• Other Models

• Here you find 5250 models, 4394 with images and 3450 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt