9-7-2013
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19rd PMC 124gr FMJ, 100%
9-22-2013
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38rd PMC124gr FMJ, 100%
10-2-2013
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25rd PMC 124gr FMJ, 100%
10-19-2013
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38rd Lawman 124gr FMJ, 100%, very manageable recoil.
10-20-2013
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12rd Lawman 124gr FMJ, 100%
**** 240rd since last spring change. 1 malfunction (a failed-to-fully-eject, easy to detect & clear) in these 240rds.
*** Replaced recoil spring, cleaned and lubed with TW 25B10-28-2013
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50rd PMC 124gr FMJ, 100%
11-17-2013
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50rd PMC 124gr FMJ, 100%
Dec 2013
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50rd Lawman 124gr FMJ, 100%.
Jan 2014
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43rd PMC 124gr FMJ, 100%
3-9-2014
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18rd PMC 124gr FMJ, 100%
****211rd since last spring change, no malfunctions. I assume this thing is fully "broken in" by now.
March/April 2014 (several range sessions)
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50rd Lawman 124gr FMJ, 100%
4-19-2014
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6rd Speer Gold Dot 124gr JHP, using newer (stiffer mag spring) mag,
strong hand only (one-handed), , with arm fully extended, aimed slow fire. 100%. 15ft group 4", mostly horizontal spread (the DAO trigger is harder to shoot one-handed than I thought). Center of group is 2" high and 2" to the right.
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6rd Speer Gold Dot 124gr JHP, using original/older (softer mag spring) mag,
weak hand only (one-handed), , with arm fully extended, aimed slow fire. 100%. 15ft group 6" (most in 4" with one opening up the group to 6"; Center of group is about the same as the strong-hand-only group).
** two-handed groups at this distance, using Lawman 124gr FMJ, is usually around 1.5" **
4-22-2014
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6rd Speer Gold Dot 115gr JHP, using newer mag,
strong hand only, with arm fully extened, aimed slow fire. 100%. 15ft group 3", center of group is point of aim.
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6rd Speer Gold Dot 115gr JHP, using older mag,
weak hand only. with arm fully extened, aimed slow fire. 100%. 15ft group 3", center of group 2" above point of aim.
* the 115gr gold dot recoils a lot more sharply, it "rocks" upward a lot more than the 124gr. Fatigue set in quickly, I almost didn't finish the mag when shooting with weak hand. I guess one mag-ful per hand might be the limit for this load, for me, before any involuntary "limp wristing" starts to happen.
4-302017
* took the little gun out of the safe and ran a few speed drills today, using Speer Lawman 124gr FMJ.
-- Out of
30 rounds,
got one fail-to-fully-eject (empty case pushed back into the chamber, middle of the mag) and one no-bang (the extracted round doesn't show primer strike mark, it was possibly a failure to fully into battery; this was in the middle of the mag. ).-- after checking the round count record here, I realized that this spring is way passed the 200rd replacement point, it was already pushing the 300rd mark even before today. Somehow I forgot to replace the spring at some point...

-- anyway, with this recoil spring, the first 285rd were malfunction-free; then it went downhill really fast, 2 problems out of 30rds.
**
Lesson learned: Do change the spring before the 200rd mark, or the gun WILL malfunction at some point....***
Cleaned the gun and installed new recoil spring.***
5-26-2017
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14rd of Speer 124gr FMJ to "burn-in" the new recoil spring. two-handed hold, rapid fire; 100%
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14rd of Federal HydraShok 124gr JHP; "one in chamber, 6 in mag", one-handed slow fire
strong-hand-only, using the newer mag (stiffer mag spring): 7/7, no problem, 25ft group about 4"
weak-hand-only, using an older mag (noticeably softer mag spring):
#3 &4 failed to feed, jammed nose-up; might have something to do with the softer mag spring.