Hello Stuart thanks,
Originally Posted by StuWils
What S/N ratio is the Meridian config program telling you that you are getting?
the SPL does its job without any problems at the same input, measurements went through.

Originally Posted by StuWils
Have you tried to listen to the output to see if there is a lot of hum in the system?
Nope don't test it.

Originally Posted by StuWils
What happens if you move the mic closer to the speakers?
I'll test that and I'll also take another look at the values for S/N Ratio when I have time.

568.2 & 861v4 LPS etc., Neumann DSP 7.2