Just throwing this out there.....
Most 16 / 32 apsk feeds are 100+ mbit, many Receivers can not handle that.
Then there is the CCM versus ACM/VCM modulation types - most receiver can not lock ACM / VCM. The make testing on a Data TP difficult.
An easy-to-lock 32apsk ACM/VCM TP on 91w Ku: 12000...