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Royal 705YM Ch= 7MT45Z8

Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051949) Radio
 
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051950) Radio
 
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051951) Radio
 
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051952) Radio
 
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051953) Radio
 
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051954) Radio
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051132) Radio Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051133) Radio
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051134) Radio Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051135) Radio
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 129808) Radio Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 129809) Radio
Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 1365694) Radio Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 1544755) Radio
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Royal 705YM Ch= 7MT45Z8; Zenith Radio Corp.; (ID = 2051132) Radio
Zenith Radio Corp.;: Royal 705YM Ch= 7MT45Z8 [Radio] ID = 2051132 1400x1128
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For model Royal 705YM Ch= 7MT45Z8, Zenith Radio Corp.; Chicago, IL
 
Country:  United States of America (USA)
Manufacturer / Brand:  Zenith Radio Corp.; Chicago, IL
alternative name
 
Chicago Radio Lab
Year: 1964/1965 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 7: 2N993 2N993 2N993 2N993 2N2428 2N2706 2N2706
Main principle Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Dry Batteries / Batteries: "AA" 4 x 1.5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
Power out 0.2 W (0.295 W max.)
from Radiomuseum.org Model: Royal 705YM Ch= 7MT45Z8 - Zenith Radio Corp.; Chicago,
Material Leather / canvas / plastic - over other material
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 7.25 x 5.5 x 3 inch / 184 x 140 x 76 mm
Notes

The Zenith Royal 705YM is a portable, battery operated 7 transistor BC band receiver. The BC band frequency tuning range is 540 to 1600kHz.  Uses Qty(4) "AA" batteries. Has RF stage and push-pull audio output stage.  Also has earphone jack that disconnects the speaker for private listening. Has leather covered cabinet.

The Royal 705 family of radio's consisted of the following models that use the same schematics and cabinets:

Model Chassis Cabinet Color
Royal 705JM 7MT45Z8 Brown
Royal 705YM 7MT45Z8 Ebony
Royal 705JM 7MT45Z9 Brown
Royal 705YM 7MT45Z9 Ebony

The transistors are the only difference in the chassis.

NOTE: Beitman lists model Royal 705M, however this is an incomplete model number.  The complete model numbers are listed in the table above.

Price in first year of sale 30.00 $
Mentioned in Zenith Transistor Radios
Literature/Schematics (1) - - Manufacturers Literature (Zenith Service Manual Model Royal 705M dated 5/7/65)
Literature/Schematics (2) Photofact TSM Transistor Radio Series SAMS (TSM-66 dated February 1966 pages 147 to 150)
Literature/Schematics (3) Beitman Radio Diagrams, Vol. 26, 1966 (Page 167)

Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.



All listed radios etc. from Zenith Radio Corp.; Chicago, IL
Here you find 4278 models, 3897 with images and 3389 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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