On 02/02/2012 06:15 AM, Scott Newell wrote:
Javier Herrero's exciting DDS discovery led to this plot of the unit
tweaking the frequency (cmd 0x22):

http://n5tnl.com/time/fe-5680a/graphs/dds_autotuning.png

It appears to make an adjustment even before lock!


It is interesting how the DDS frequency compensates the temperature. Should mostly improve performance on start-up or unstable thermal situations, but be of fairly low improvement on static conditions.

Cheers,
Magnus

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