Manufacturer: Zenith Radio Corp
Date: 1937
Size: 22.5 x 16.5 x 12 inches
Tubes: 5 - 15 RF, 6A7 Osc, 15 IF, 75 Det, 76 Audio
Frequency Range: 550-1750kc, 1.75-6mc, 5.6-19mc - IF-456kc
Power: 6V DC 2.2 Amp
References: Zenith Radio Brochure Book, Rider's 7, Zenith Service Manual vol 1
Comments: The speaker grille is curved inward along a horizontal arc.