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Pionier (Pionnier) U

Pionier U; Siera; Belgien (ID = 1024673) Radio
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Pionier U; Siera; Belgien (ID = 1024673) Radio
Siera; Belgien: Pionier U [Radio] ID = 1024673 150x135
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For model Pionier (Pionnier) U, Siera; Belgien:
Bild aus Siera-Vademecum.
Country:  Belgium
Manufacturer / Brand:  Siera; Belgien
Year: 1936 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: FC13 or CK1 CF3 CBC1 CL4 UR1 or CY1 C8 or C9
Main principle Superheterodyne (common); ZF/IF 128 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage AC/DC-set / 110-125; 200-220 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21 cm = 8.3 inch
Power out
from Model: Pionier U - Siera; Belgien
Material Bakelite case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 420 x 330 x 150 mm / 16.5 x 13 x 5.9 inch
3 Band reception:
  • LW: 800 - 1900 m.
  • BC: 200 - 575 m.
  • SW: 16 - 51 m.
Tuning scale light bulb type: 8080 (10V, 200mA).
Loudspeaker Philips type 9617. Connector for a pick-up. 
The use of the barretter (current regulator tube) is depending on the mains voltage:
  • C9 for 200-220 Volt.
  • C8 for 110-125 Volt.
Equivalent model to Philips Pionnier V4U.

Attention: chassis connected to the mains !

Net weight (2.2 lb = 1 kg) 10.5 kg / 23 lb 2 oz (23.128 lb)
Price in first year of sale 1'410.00 BFr
Mentioned in - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)

Model page created by John Koster. See "Data change" for further contributors.

All listed radios etc. from Siera; Belgien
Here you find 434 models, 393 with images and 178 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.