Octode-Super 521A (521A1, 521A3)

Philips France; Paris

  • Year
  • 1934/1935
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 76577

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 104 or 115 kHz
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 103-253 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 17 cm = 6.7 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Octode-Super 521A - Philips France; Paris
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 360 x 270 x 200 mm / 14.2 x 10.6 x 7.9 inch
  • Notes
  • Octode-Super 521A (521A1, 521A3), power consumption 40 W.

    The service manual mentions 2 variants of this model with different IF:

    • A1: 104 kHz
    • A3: 115 kHz

    Équivalent au Radiola RA561A.

  • Net weight (2.2 lb = 1 kg)
  • 7.7 kg / 16 lb 15.4 oz (16.96 lb)
  • Price in first year of sale
  • 1,225.00 FRF
  • Mentioned in
  • -- Original prospect or advert
  • Literature/Schematics (1)
  • -- Original-techn. papers.

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