[time-nuts] DDS'ery
Poul-Henning Kamp
phk at phk.freebsd.dk
Mon Jun 20 15:04:22 UTC 2011
In message <4DFF5F2F.7050003 at hvsistemas.es>, Javier Herrero writes:
>No, it is not the same. If you just use the MSB of the accumulator, it =
>has a lot of period jitter. It can be unnoticeable if the ration between =
>reference frequency and output frequency is very high.
In practice, this jitter is a lot lower than you get from
squaring the sinewave.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
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