Hi The next sine wave OCXO that I see with a buffered output will be the first one. Every one I've seen has an LC filter between the output amp and the connector. If you are lucky you might have a pad, but that's not much to count on.
Bob On Jun 20, 2012, at 7:01 PM, [email protected] wrote: > If the output is buffered, there really shouldn't be a problem. > > Incidentally, I can crank out high order LCR filters all day just by > transforming prototypes out of Zverev. But it has been my experience at even > 10MHz the parasitics of the elements will throw off the design. > > > -----Original Message----- > From: Bob Camp <[email protected]> > Sender: [email protected] > Date: Wed, 20 Jun 2012 17:49:37 > To: Discussion of precise time and frequency measurement<[email protected]> > Reply-To: Discussion of precise time and frequency measurement > <[email protected]> > Subject: Re: [time-nuts] 10 MHz low pass filter > > Hi > > That's a pretty high order filter. The output of most OCXO's already has a > filter on it. Combining two filters (especially high order ones) without > isolation between them is not a good idea. The resulting transfer function > will not be what you expect it to be…. > > Bob > > On Jun 20, 2012, at 4:54 PM, Joseph Gray wrote: > >> I came across this filter design recently and thought I'd build a few. >> >> http://www.jwmeng.com/AppNote/AppNote003.html >> >> I was about to place a Mouser order when I came across someone selling >> filters, based on the above design. >> >> http://www.ebay.com/itm/10-MHz-filter-kit-for-tcxo-gps-pll-/110893777470 >> >> The price with a board seemed low enough that I ordered a few. I'll >> let everyone know how they work out. >> >> Joe Gray >> W5JG >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
