[time-nuts] Loran-C ICs
Poul-Henning Kamp
phk at phk.freebsd.dk
Tue Jan 2 21:24:39 UTC 2007
In message <459ACCD5.201 at pacific.net>, Brooke Clarke writes:
>Hi:
>
>I found a Loran-C circuit from 1984 done by Ralph Burhans that uses the
>MC1350 Video-IF amplifier and the MC1357 Sound-IF amp and Quadrature
>detector, but these are no longer available. Does anyone know of
>replacement parts? The circuit appears in "Low-Frequency Receiving
>Techniques, Building and Using VLF Antennas" a Gernsback publication.
Don't bother. You will get much better results by putting an
A/D converter on the signal and spending a bit of CPU power.
(see http://phk.freebsd.dk/loran-c for inspiration)
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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