[time-nuts] Panel Mount Frequency Counter
Poul-Henning Kamp
phk at phk.freebsd.dk
Fri Jul 15 19:40:38 UTC 2011
In message <25258838.1310758421197.JavaMail.root at elwamui-norfolk.atl.sa.earthli
nk.net>, "Richard W. Solomon" writes:
>Any ideas where I can find something like that ? Frequency range
>not important (only need up to 30 MHz or so).
There used to be an intersil chip you wired up to a 8-digit LED
display and an xtal, containing the entire digital part of a
frequency counter.
Alternatively, many microcontrollers have counter-inputs that can
run that fast.
--
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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