12H090 (not 12HO90 !) Ch= 11C21 late (6SB7Y)

Zenith Radio Corp.; Chicago, IL

Data

Forum

Pictures

Collections

Country
United States of America (USA)

Manufacturer / Brand
Zenith Radio Corp.; Chicago, IL

Year
1946 ?

Category
Broadcast Receiver - or past WW2 Tuner

Radiomuseum.org ID
135978

- alternative name: Chicago Radio Lab

Picture
Schematics

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492104) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492105) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492106) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492107) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492108) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492109) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492133) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492135) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492136) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 492137) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 945713) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (3)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 515083) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (2)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 515086) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (2)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 515087) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (2)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 515084) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (2)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 515085) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (2)

12H090 Ch= 11C21; Zenith Radio Corp.; (ID = 1246932) Radio — Zenith Radio Corp.; 12H090 Ch= 11C21 (2)

Click on the schematic thumbnail to request the schematic as a free document.

Technical Specifications

Number of Tubes
11

Valves / Tubes
6AG5 6SB7Y 6SG7GT 7W7 6AL7GT 6SH7 6S8GT 6J5GT 6V6GT 6V6GT 5Y3GT

Main principle
Superhet with RF-stage; ZF/IF 455/8300 kHz

Wave bands
Broadcast, Short Wave plus FM or UHF.

Details
Changer (Record changer)

Power type and voltage
Alternating Current supply (AC) / 117 Volt

Loudspeaker
Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

Material
Wooden case

from Radiomuseum.org
Model: 12H090 Ch= 11C21 [late ] - Zenith Radio Corp.; Chicago,

Shape
Console with Push Buttons.

Notes
The price in the Radio Retailing March 1946 is $288.-- - for the early model "Zenith 1946" with the converter 6SB7. The model "late" has a converter 6SB7Y and maybe other technical change - see Rider's schematic page 15-91 & 92 with suffix "late").
Operating Frequencies:
BC 540 to 1600kc
SW 9 to 12 mc
FM1 42 to 49 mc
FM2 88 to 108 mc.

Record Changer: Zenith Model S-11680.
The model was introduced in "Radio & Television Retailing", August 1947, page 45 as Zenith 12HO90 (letter O) instead of 12H090 (number 0).

Circuit diagram reference
Rider's Perpetual, Volume 15 = 1947 and before

Mentioned in
Radio Retailing (Radio & Television R.) (August 1947 page 45.)

Literature/Schematics (1)
Photofact Folder, Howard W. SAMS (Set 2, Folder 462-20)

Author
Model page created by Egon Penker. See "Data change" for further contributors.

Other Models
Here you find 4505 models, 4101 with images and 3631 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Zenith Radio Corp.; Chicago, IL

Collections | Museums | Literature

Forum