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10dB can be a lot, especially if the difference is 82 vs. 92. 85dB is twice as loud as 83dB. The scale is logarithmic, I think. +3dB is a doubling of sound. 90s are loud. The ASK is also a weather shield, IMO. The 003 ASK that I have could stand some improvement, though. I think some good...

To get valuable numbers you will need to do them in the same environment, with the same equipment, and from the same distances. Simple things like elevating the unit on 4x4s and having them on grass can make a huge difference. Also, sound measurement is very much relative. Conditions...