Delco R1140

ID = 64421

Country: United States of America (USA)	Manufacturer/Brand: United Motors Service (Delco)
Year: 1938	Type: Radio or Tuner
Valves / Tubes	5: 6A8G 6K7 6Q7G 6K6G 5Y3G

Principle	Super-Heterodyne (Super in general); IF-Freq. 465 kHz
Wave bands	Broadcast only (MW).
Power type and voltage	Alternating Current supply (AC) / 115 Volt
Loudspeaker/pwr.out	Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 15.2 cm = 6 inch
from Radiomuseum.org	Model: Delco R1140

All listed radios etc. from United Motors Service (Delco)
Here you find 529 models, 211 with images and 314 with schematics.