• Year
  • 1938/1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 97132

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 128 kHz; 1 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 125; 145; 200; 220; 245 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21.5 cm = 8.5 inch
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: S50A - Siera; Eindhoven NL
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 510 x 290 x 235 mm / 20.1 x 11.4 x 9.3 inch
  • Notes
  • 3 Band reception:
    • LW: 708 - 2000 m.
    • BC: 198 - 585 m.
    • SW: 16,7 - 51 m.
    Tuning scale light bulbs type: 8045 (6,3V, 320mA).
    Loudspeaker Philips type 9636. Tonecontrol.
    As opposed to model S50U, this radio has low impedance connectors for an external speaker and for pick-up.
     
    This model is comparable with Philips 470A, Tenor T50A, Jura J50A and Fenno S50A.
  • Net weight (2.2 lb = 1 kg)
  • 10.2 kg / 22 lb 7.5 oz (22.467 lb)
  • Price in first year of sale
  • 1,350.00 BFR
  • Mentioned in
  • - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)
  • Literature/Schematics (1)
  • -- Original prospect or advert (Siera Radio Modèles 1939)
  • Author
  • Model page created by John Koster. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model is part of the collections of the following members.

 Forum

Forum contributions about this model: Siera; Eindhoven NL: S50A

Threads: 1 | Posts: 4

 

I have a similar model: Mediator Z50A. The model was founded out in Romania in Cluj city. Who is the producer of this model? Here are some pictures:

Attachments

Francisc VISKY, 02.Oct.08

Weitere Posts (4) zu diesem Thema.