Shot timers and split times

jmorris

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Sep 30, 2005
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What is the fastest split you have seen on a shot timer and what brand/model was it?
 
I don't know. Low teens I think. Maybe for the top level shooters fast split times make a difference. But for most action competition shooters I don't think it's a huge factor unless you are ridiculously slow. A lot more important things to work on. To me it's just a fun thing to measure out of curiosity.
 
Oh, I was looking at it from detection standpoint, not a human performance one. Picking up echos would count for the information I am curious about.
 
All the shot timers I have used in my many years of USPSA and similar shooting only display to the hundredth of a second.
 
It depends on the shot timer. The ProTimer that I use can be set to a specific "dead" time to prevent it from picking up echoes which effectively becomes the fastest possible split time it can read. Based on the youtube video I just watched that can be set from .05-.12 seconds. I did see some echoes in the .06-.08 time range before I adjusted it to .1.
 
I've seen as low 0.04 split on a shot timer because of echo in an indoor range. There may have been lower, I didn't do any follow up.
 
You should be able to set it so it doesn't pick up anything faster than say .08.
 
An MG-42, one of the faster machininguns at it's fastest rate of fire (1500 rd/min) should give you .04 second splits. I believe the Russians had an aircraft machinegun that could do twice that rate of fire with a .02 second split. I believe you have to go to Metal Storm to get a faster rate from a single barrel.
 
Sorry, I had to check with the SO, but the observed 0.04 split was with a CED7000. He said he doesn't really pay attention but thinks that's the lowest he's seen on it. Not that it won't do lower, just that that's the echo time in that indoor range.
 
An MG-42, one of the faster machininguns at it's fastest rate of fire (1500 rd/min) should give you .04 second splits. I believe the Russians had an aircraft machinegun that could do twice that rate of fire with a .02 second split. I believe you have to go to Metal Storm to get a faster rate from a single barrel.

I have an early low mass bolt M10 9 that should be up there but it was a double trigger side by side that peaked my curiosity. Ready for some decent weather...have 3 or 4 shot timers to play with.
 
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I played with a couple of pacts and r u ready and CED today and the quickest split I could get them to detect were .10's, anything faster and they wouldn't catch the 2nd shot. Not what I was expecting, all brand new Energizers.

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If at first you don’t succeed.... Playing with them a bit more, I might need to retest without the can on....think it’s turning them into a continuous “phhhhft” vs “bang, bang, bang”, at least to the timers, unless you really slow things down.

388C907D-B778-428E-9BC2-32C8448A13D1.jpeg

Now, I have to wait for a nice day and the wife, to need to, go somewhere else...:)
 
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If at first you don’t succeed.... Playing with them a bit more, I might need to retest without the can on....think it’s turning them into a continuous “phhhhft” vs “bang, bang, bang”, at least to the timers, unless you really slow things down.

View attachment 1191753

Now, I have to wait for a nice day and the wife, to need to, go somewhere else...:)

Suppressors do play havoc on shot timers. I've seen them fail to pick up suppressed 10.5" ARs in 5.56 if I was holding the timer near the ejection port with the microphone facing it, even at indoor ranges.
 
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