TL4 to TL5 Cannons and Carronades

[Anthony]

Originally Posted by Anaraxes

Doug will no doubt be along to speak for himself -- but wasn't his original purpose exactly to fit a curve to the existing GURPS small arms values, so that other reasonable values could be calculated while retaining compatibility with the original stats?

Yes, but this means it should be taken with a medium to large grain of salt if applied to anything outside the range of TL 6-8 small arms with 5-15mm bore sizes.