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Jewel Case Q4 Late

Jewel Case Q4; Pye Ltd., Radio (ID = 2293839) Radio
 
Jewel Case Q4; Pye Ltd., Radio (ID = 2293840) Radio
 
Jewel Case Q4; Pye Ltd., Radio (ID = 2293841) Radio
 
Jewel Case Q4; Pye Ltd., Radio (ID = 2293842) Radio
 
Jewel Case Q4; Pye Ltd., Radio (ID = 2293843) Radio
 
Jewel Case Q4; Pye Ltd., Radio (ID = 599162) Radio
 
Jewel Case Q4; Pye Ltd., Radio (ID = 599163) Radio
Jewel Case Q4; Pye Ltd., Radio (ID = 1479829) Radio Jewel Case Q4; Pye Ltd., Radio (ID = 1479826) Radio
Jewel Case Q4; Pye Ltd., Radio (ID = 1479830) Radio Jewel Case Q4; Pye Ltd., Radio (ID = 1479831) Radio
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Jewel Case Q4; Pye Ltd., Radio (ID = 1479829) Radio
Pye Ltd., Radio: Jewel Case Q4 [Radio] ID = 1479829 640x480
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For model Jewel Case Q4 Late, Pye Ltd., Radio Works; Cambridge:
eBay Item Number: 111054762574
 
Country:  Great Britain (UK)
Manufacturer / Brand:  Pye Ltd., Radio Works; Cambridge
Year: 1960 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 7: Tr_XXXX
Main principle Superheterodyne (common); ZF/IF 470 kHz; 3 AF stage(s)
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage Dry Batteries / 9 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Radiomuseum.org Model: Jewel Case Q4 [Late] - Pye Ltd., Radio Works;
Material Various materials
Shape Portable set > 8 inch (also usable without mains)
Notes Early production used 6 transistors. Later production used 7 transistors of the type "Green Circle". The additional transistor is used as an AF amplifier.
Circuit diagram reference Radio and TV Servicing books (R&TVS) book
Mentioned in -- Original-techn. papers.

Model page created by Peter Hoddow. See "Data change" for further contributors.



All listed radios etc. from Pye Ltd., Radio Works; Cambridge
Here you find 577 models, 422 with images and 336 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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