31C-3

ID = 160039

Country: Argentina	Manufacturer/Brand: Douglas; (where?)
Year: 1948 ??	Type: Kit (Parts plus Instruction) or Blueprint only
Valves / Tubes	5: UCH41 UAF41 UAF41 UL41 UY41

Principle	Super-Heterodyne (Super in general); IF-Freq. 465 kHz; 2 AF-stage(s)
Wave bands	Broadcast only (MW).
Power type and voltage	AC/DC-set / 220 Volt
Loudspeaker/pwr.out	Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
from Radiomuseum.org	Model: 31C-3
Notes	Tandem triple 410pF

This model was suggested by Javier Albinarrate.

All listed radios etc. from Douglas; (where?)
Here you find 62 models, 1 with images and 24 with schematics.