arrow speed

[newman1]

I am currently shooting a 373 grain arrow out of my Allegiance @ 70 lb. with 30 inch draw and getting 299 fps.my ? is i am considering shooting a 469 grain arrow to possibly quiet it down and bump up my kenetic energy but am not sure what speed i should be getting to figure it out.thanks

[bigcountry25]

I shot a 457gr arrow out of my Allegiance 70lbs 30" draw and I get 285fps.

[mobow]

I would suspect around 265-270. But I don't know for sure.

[Mike from Texas]

Should be somewhere around 270.