Graham, If the preamp was powered from aircraft power rather than from the receiver coax it may be 24v.
Steve WB0DBS On Mar 2, 2012, at 9:05 AM, "Collins, Graham" <[email protected]> wrote: > > Paul, > > That would be my guess too but these preamps are ex aircraft installations. > > As to documentation, yes "real" documents are not easy to find but there is > always the change that someone on this list has some first hand knowledge of > these preamps. > > Cheers, Graham ve3gtc > > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of paul swed > Sent: March 2, 2012 09:54 > To: Discussion of precise time and frequency measurement > Subject: Re: [time-nuts] LORAN C update > > Graham can only speculate that they were 8-12V. Most LORAN antennas were. > As fars as actual docs. Boy thats awful rare. > Regards > Paul > > On Fri, Mar 2, 2012 at 9:50 AM, Collins, Graham <[email protected]>wrote: > >> >> On the subject of Loran C, I have a couple of Loran C antenna preamps >> kicking around that I have not up to this point done anything with. This >> talk of Loran C being "back on" has me thinking of the getting something >> set up to try and receive these new signals. >> >> What I have is one each of II Morrow Loran Preamp A-6 and an Arnav >> 455-6021 T-1000. >> >> Trouble is I don't have any documentation. >> >> Can anyone point me where I might find some online documentation for >> either or both of these devices? >> >> I assume they require their power via the coax but couldn't guess as to >> whether it's 5, 12, 24, or 48V. >> >> Cheers, Graham ve3gtc >> >> >> >> _______________________________________________ >> 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.
