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Old 11th Dec 2017, 12:06 am   #54
Philips210
Nonode
 
Join Date: May 2007
Location: Redruth, Cornwall, UK.
Posts: 2,573
Default Re: Chinese 1A2 Super Regenerative FM radio kit

Hi.

I am still waiting for the replacement kit to be sent so hopefully it will arrive shortly.

Talking about the type of coupling between the two coils in earlier posts got me thinking about further coupling arrangements. I came across these https://www.ebay.co.uk/itm/A-Pair-Su...gAAOSw9hdZ5xZf superregenerative transmitter/receiver modules on ebay. It's of interest the way in which the two coils in transmitter circuit are coupled. They're mounted at 90 degrees and at close proximity.

Regards
Symon.
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