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Super Ondolina 384A (Leader) Feedback

Super Ondolina 384A ; SBR Société Belge (ID = 889406) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889407) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889408) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889409) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889410) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889411) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889412) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889413) Radio
 
Super Ondolina 384A ; SBR Société Belge (ID = 889414) Radio
Super Ondolina 384A ; SBR Société Belge (ID = 1320281) Radio Super Ondolina 384A ; SBR Société Belge (ID = 889405) Radio
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Super Ondolina 384A ; SBR Société Belge (ID = 1320281) Radio
SBR Société Belge: Super Ondolina 384A [Radio] ID = 1320281 520x489
Select picture or schematic to display from thumbnails on the right and click for download.
For model Super Ondolina 384A (Leader) Feedback, SBR Société Belge Radio-Electrique, Bruxelles:
with kind permission of SBR museum Belgium "'t Eeuwfeestpaleisje"
 
Country:  Belgium
Manufacturer / Brand:  SBR Société Belge Radio-Electrique, Bruxelles
Year: 1937/1938 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 6A7 6D6 75 6L6G 80
Main principle Super-Heterodyne (Super in general); ZF/IF 123.5 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Details
Power type and voltage Alternating Current supply (AC) / 110; 130; 145; 220; 245 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21 cm = 8.3 inch
Power out 3 W (unknown quality)
from Radiomuseum.org Model: Super Ondolina 384A [Feedback] - SBR Société Belge Radio-
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Notes
  • The 384x feedback radios are the first at SBR to have a negative feedback circuit on the LF amplifier to improve the frequency response. However, this feature is disabled when playing a disc or when listening to the short waves.
Source of data -- Original-techn. papers.

Model page created by Dirk Bladt. See "Data change" for further contributors.



All listed radios etc. from SBR Société Belge Radio-Electrique, Bruxelles
Here you find 698 models, 646 with images and 366 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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