Y2257EZ Ch= 19X22

Zenith Radio Corp.; Chicago, IL

Data

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Country
United States of America (USA)

Manufacturer / Brand
Zenith Radio Corp.; Chicago, IL

Year
1955/1956

Category
Television Receiver (TV) or Monitor

Radiomuseum.org ID
291587

- alternative name: Chicago Radio Lab

Picture
Schematics

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170827) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170828) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170829) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170830) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170831) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170832) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170833) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170834) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170835) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170836) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170837) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170838) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170839) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170840) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170841) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170842) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170843) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170844) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170845) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170846) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170847) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170848) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170849) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170850) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170851) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170852) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170853) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170854) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170855) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2170856) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (3)

Y2257EZ Ch= 19X22; Zenith Radio Corp.; (ID = 2152513) Television — Zenith Radio Corp.; Y2257EZ Ch= 19X22 (2)

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

Technical Specifications

Number of Tubes
19

Valves / Tubes
6BK7A 6U8 6CB6 6CB6 6CB6 12BY7 6AU6 6BN6 6AQ5 12AX7 6BE6 12B4 6CN7 6SN7GTB 6BQ6GT or 6BQ6GA or 6CU6 1B3GT 6AX4GT 5U4GA or 5U4G 21ALP4A

Main principle
Superhet with RF-stage

Wave bands
VHF incl. FM and/or UHF (see notes for details)

Power type and voltage
Alternating Current supply (AC) / 60 cycles, 110-120 Volt

Loudspeaker
Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

from Radiomuseum.org
Model: Y2257EZ Ch= 19X22 - Zenith Radio Corp.; Chicago,

Notes
The ZENITH model Y2257EZ is a 21" b/w TV with US standard VHF Tuner channels 2 thru 13. Equipped with VHF-tuner S-21735, chassis 19X22 and picture tube 21ALP4A.

Literature/Schematics (1)
Zenith Service Manual - 1956 Television Receivers TV-15

Literature/Schematics (2)
Zenith Service Manual - 1956 Television Receivers TV-16

Author
Model page created by John Kusching. See "Data change" for further contributors.

Other Models
Here you find 4496 models, 4101 with images and 3615 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Zenith Radio Corp.; Chicago, IL

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