The Firing Line Forums - View Single Post - Chronograph... anyone seen anything like this?

zeke · April 7, 2013, 05:49 AM

too close back it up. likely a short barreled 6.5 has different pressure wave. Sun angle or un burned powder can also throw off readings, but 5 feet is too close.

April 7, 2013, 05:49 AM	#14
zeke Senior Member Join Date: November 17, 1999 Location: NW Wi Posts: 1,671	too close back it up. likely a short barreled 6.5 has different pressure wave. Sun angle or un burned powder can also throw off readings, but 5 feet is too close.