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4-Z ; Autocrat Radio Co.; (ID = 1379840) Radio 4-Z ; Autocrat Radio Co.; (ID = 1379841) Radio
4-Z ; Autocrat Radio Co.; (ID = 1407988) Radio 4-Z ; Autocrat Radio Co.; (ID = 1407989) Radio
4-Z ; Autocrat Radio Co.; (ID = 1407990) Radio 4-Z ; Autocrat Radio Co.; (ID = 1407991) Radio
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4-Z ; Autocrat Radio Co.; (ID = 1379840) Radio
Autocrat Radio Co.;: 4-Z [Radio] ID = 1379840 650x606
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For model 4-Z, Autocrat Radio Co.; Chicago (IL):
Scanned from the Autocrat Radio Co. - Folder for 1936.
Country:  United States of America (USA)
Manufacturer / Brand:  Autocrat Radio Co.; Chicago (IL)
Year: 1935/1936 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 38 76 78 6C6
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Wave bands Broadcast only (MW).
Power type and voltage AC/DC-set / Either 110V or 110-220 Volt Volt
Loudspeaker Magnetic loudspeaker (reed) generic. / Ø 5.5 inch = 14 cm
Power out
from Model: 4-Z - Autocrat Radio Co.; Chicago IL
Material Wooden case
Shape Tablemodel, Mantel/Midget/Compact up to 14" width, but not a Portable (See power data. Sometimes with handle but for mains only).
Dimensions (WHD) 9.5 x 6.75 x 4.25 inch / 241 x 171 x 108 mm

The Autocrat 4-Z is an AC/DC operated 4 tube BC band receiver.  The BC band frequency tuning range is 550 - 1750 kHz.

This model looks very similar to the Century 47 model. The cabinet and chassis look the same.  According to Mallory-Yaxley references, model 4-Z with this same tube lineup was available from the Simplex Radio Company and also by Zephyr Radio Company.

Net weight (2.2 lb = 1 kg) 4.5 lb (4 lb 8 oz) / 2.043 kg
Price in first year of sale 13.25 $
Source of data Machine Age to Jet Age III
Literature/Schematics (3) Autocrat Radio Co. - Folder for 1936.

Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

All listed radios etc. from Autocrat Radio Co.; Chicago (IL)
Here you find 106 models, 29 with images and 75 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.