[GPS_Standard] Odd voltage VFC for OCXO
Mark G0MGX
mark.g0mgx at gmail.com
Mon Nov 11 11:55:26 EST 2013
Hi
I'm starting my build today and I wanted to ask about the VCXO tuning
range. My VCXO has a 0V to 2.54V variable control voltage and as the U5
op-amp has a minimum voltage rail requirement of 4V clearly I can't use
an external 2.54V supply.
I was planning to simply add a 50-50 potential divider to the output and
configure the board as a 0 to 5V adjustment.
Does anyone have any suggestions?
Thanks,
Mark.
G0MGX
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