Velocity difference/loss between 3" & 2.25" SP

[Gary in Pennsylvania]

Anyone have these numbers handy?

Is it negligible?

Thanks!


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[Cholo]

"Is it negligible?"

Yes.

 

[Sugar River]

Back in the day when I was anally retentive :lol: I collected data like that. Still have the data sheets.

IMI 158 JSP 38+P , AE 158JSP 357, FED 125 JHP 357

SP 2 1/4" 876, 1088, 1231

SP 3" 903, 1138, 1327

First screen 5' from muz. 80 deg F

Pete