Search found 3 matches

by Ken W
Thu Apr 26, 2007 1:22 pm
Forum: Olympic Pistol
Topic: Range session: New Pardini SP
Replies: 27
Views: 6684

It's not really a mystery, muzzle velocity as a function of barrel length is explained by Le Duc's equation of internal ballistics: V = ax/(b+x) Where V is the muzzle velocity, a is the maximum muzzle velocity (i.e., as measured with a barrel of optimum length), and b is a constant related to the bu...
by Ken W
Sun Apr 22, 2007 9:35 pm
Forum: Olympic Pistol
Topic: Range session: New Pardini SP
Replies: 27
Views: 6684

Apples and oranges. Right, you cannot compare ammunition velocities published by different manufacturers, and especially when they were measured using different barrel lengths. I have chronographed Lapua Super Club and Pistol King with my Pardini SP (120mm barrel). The muzzle velocity is almost iden...
by Ken W
Fri Dec 29, 2006 2:38 pm
Forum: Olympic Pistol
Topic: which .22lr std pistol is MOST reliable - no more alibis!!!
Replies: 45
Views: 28950

Chico - Yes, I'd be interested in finding out what ammo you've found to work reliably in a Pardini SP. For me, it's Lapua Pistol King and Super Club, and Aguila Std Vel.

Ken