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Old 7th Jan 2019, 11:35 pm   #107
Jolly 7
Hexode
 
Join Date: Feb 2018
Location: Southampton, Hampshire, UK.
Posts: 495
Default Re: More Chinese AM radio kits

In spite of only two IF stages in the S66E, someone set the IF to 475 kHz and reported very good results. I haven't tried building the kit myself yet.

The HX108-2 uses the fourth transistor configured as a detector.
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