I can't figure out if Ehr on my new 1600b makes sense.
It looks like it is completely off.
I took following reading:
Curve: us1
Zero: 100yd
Range: 320
Angle: 30 degrees
Temp: 87f
Press: 29.83
The Ehr was 317
The hold was 8
When I calculate equivalent range manually, I get...