Paul- Are you trying to improve the far-out phase noise of the IC-7800 to help with things like RX dynamic range or are you trying to improve the very close-in noise for narrow bandwidth modes like WSJT? The two can require different solutions.
-Brian, WA1ZMS -------------- Original message ---------------------- From: "Paul Christensen" <[EMAIL PROTECTED]> > I am currently using a HP 58540A GPS-disciplined OCXO as the frequency > reference to an ICOM IC-7800 transceiver. I am looking to improve the phase > noise performance of the 58540A. > > Although some HP 58540A units contain the MTI 230-series OCXO, I have been > considering the MTI 260 series for its superior phase noise performance but > it uses a larger PC board footprint. The PC board in the 58540A seems to > have accommodated several OEM's form factors as evidenced by the PC board > silk-screen. > > Does anyone have any suggestions as a replacement OCXO with excellent phase > noise approaching -160 dBc @ 1 kHz? Are there any special precautions or > other alignments required when dropping in a replacement OCXO? Thanks! > > Paul > > > > _______________________________________________ > time-nuts mailing list > [email protected] > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
