The si5340/si5341 has a 20mhz spi interface,
so frequency updates could be a couple orders of magnitude faster than on the uBitx.
If that's of interest.
The SI5340A-D-GM is $12 for four fully independent low jitter clocks, 0.0001 to 1028 MHz.
A spendy part for an hfsignals product, but really not bad at $3 per oscillator, considering.
Sucks around 1 Watt of 1.8v + 3.3v, probably want to feed it from a couple switchers.
Jerry
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On Sat, Apr 28, 2018 at 07:57 am, Jerry Gaffke wrote:
maybe an si5338 or si5341?