Country:  Germany
Manufacturer / Brand:  Rondo GmbH, Willy Bürkle; Stuttgart-N (ab 1950 Ponti)
Year: 1950/1951 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: UCH11 UBF11 UCL11 UY11
Main principle Superheterodyne (common); ZF/IF 473 kHz
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage AC/DC-set / 110-240 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 18 cm = 7.1 inch
Power out
from Model: Wunderland - Rondo GmbH, Willy Bürkle;
Material Various materials
Dimensions (WHD) 245 x 300 x 245 mm / 9.6 x 11.8 x 9.6 inch
Notes siehe auch Fa. Rema etc.
Price in first year of sale 438.00 DM
External source of data E. Erb 3-907007-36-0
Source of data Illustrierter Rundfunk Kat. 1949 / Radiokatalog Band 2, Ernst Erb
Mentioned in Katalog Weide, 1949/50.

All listed radios etc. from Rondo GmbH, Willy Bürkle; Stuttgart-N (ab 1950 Ponti)
Here you find 10 models, 7 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.