The Ultra will definitely work up and past
10.535GHz as seen in pics below.
Mike C. Sand Mtn GA

On 10/20/2023 8:51 AM, Martin via
groups.io wrote:
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On Sat, Oct 14, 2023 at 04:50 PM, ANDREAS Decker wrote:
frequency span 100 MHz, Min Hold, RBW 300 KHz, LNA=ON.
Use a narrower sweep bandwidth, wider RBW and Max hold.
<6GHz the LNA is fine, it gradually gets worse as you go higher
in frequency, but you should still be able to see older 10GHz CW
doppler radars without too much difficulty, although they are not
that stable.
Regards,
Martin