Chronograph ?

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Hmmm.
My first thought is to buy about 5 of each. Set them up in line. Fire a round so that it clocks on all 5. Then take the average of the 5 readings. Then repeat

-jb, after you have the in line averages, disregard all data :confused:
 
I had a Chrony Chronograph a few years back (I think that was the name Chrony) I think it is upgraded and called a Prochronograph now. It showed the relative speed of my bullet in relation to my powder charge I used in the sierra book. it was pretty accurate when comparing the book speed to the chrono. speed. I set it upon a tripod about 6 feet from the muzzle when I was shooting my 308. Found out it should be set a little further away when I switched to shooting a 416 taylor.
 
In reality how far should you be away from the graph with pistol rounds in the Rossi. I have heard anything from 6 to 15 feet any thoughts on this?
 
I had a Chrony Chronograph a few years back (I think that was the name Chrony) I think it is upgraded and called a Prochronograph now.

The Shooting Chrony company shut down a year or so ago now. They were the folding ones. I still have the one I got from Sportsmans warehouse for $20 with coupon. It’s probably my most used chronograph.

They sold a number of different models but all of them had the little Jack on the side. The plug off a broken set of head phones and a momentary button allows access to the features the more expensive ones come with.



The Prochrono is a different design by a completely different company but I like them too. I keep this one at the farm.

97471468-2B67-47D3-BA87-3A86BABDF34E.jpeg
 
In reality how far should you be away from the graph with pistol rounds in the Rossi. I have heard anything from 6 to 15 feet any thoughts on this?

You need to be far enough away that the bullet is the only thing that is detected, flying over the sensors. If you can contain the muzzle blast or it doesn’t exist you can be fairly close. In the Shooting Chrony video above the rifles barrel is just out of the view of the camera but it’s a .22 LR.

“Real rifles” need to be further away or something else to contain the blast. This works.

AB4DD206-9002-492B-B49B-AA4B98353500.jpeg
 
Mfrs. recommend 10 feet from the muzzle. But the real answer is: There are only two types of chronies, ones that have been used and are now in pieces and ones that are new and owner hasn't taken out to the firing line yet. LOL I've gone through 5 in 15 years. (One wasn't actually mine...oops!) The wife wasn't happy with that one. I finally learned the hard way. 1) use a tripod 2) station it 10 feet minimum away from muzzle. 3) Take into consideration the distance from center of bore vs. center of the rifle scope. $) Shoot as close to the top of the sky screen or metal hoop on your unit. The hoop is cheap to replace, in fact, I have several.
 
Mfrs. recommend 10 feet from the muzzle. But the real answer is: There are only two types of chronies, ones that have been used and are now in pieces and ones that are new and owner hasn't taken out to the firing line yet. LOL I've gone through 5 in 15 years. (One wasn't actually mine...oops!) The wife wasn't happy with that one. I finally learned the hard way. 1) use a tripod 2) station it 10 feet minimum away from muzzle. 3) Take into consideration the distance from center of bore vs. center of the rifle scope. $) Shoot as close to the top of the sky screen or metal hoop on your unit. The hoop is cheap to replace, in fact, I have several.

You need to invest in a My Lab Radar, you shoot next to it with you muzzle slightly beyond it, not over or through it. I have had the same Shooting Chrony Alpha Master for the past 20+ years and I have not shot it yet. I almost wish I would just so I would have an excuse to buy a My Lab Radar.
 
I have a Shooting Chrony (not sure of the exact model, but it is red). Works great. Picked it up in a batch of reloading stuff a few years back and it works great. hate to hear they went out of business.
 
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