Quote:
Originally Posted by Fred
Hi Esteban
the board certainly looks like a data receiver,if you could find data about the coils at left (RF filter) you could know frequency.Probably UHF...
Regards,
Fred
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Yes, also I think is UHF type, but the intervention is in 455 Khz.
So, for me isn't very important the kind of receiver, also cellular
must be work in frequency mixing part.
Here more explained with agregated text in drawns and block diagramm.
Regards
Esteban