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Thread: AA/CZ T200 PCP Rifle - Chrony Results: Explanations Please?

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  1. #1
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    Oh you silly bugger.

  2. #2
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    Quote Originally Posted by Rickenbacker View Post
    Oh you silly bugger.
    That is a polite way of saying it
    Treat Others As You Would Wish To Be Treated.

  3. #3
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    Quote Originally Posted by Aimstraight View Post
    That is a polite way of saying it
    On a positive note, D: Very nice work with the coloured graphs.

    When I use my Chrony, I need a pencil and paper to record the scores.

  4. #4
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    haha, well that's easily sorted

    I'd reduce the hammer spring a bit to get a better curve, or increase the fill pressure a bit (subject to safe limits as marked on the clyinder, obviously), as you have no initial "rise" and only ~30 shots in the sweet spot...
    Always looking for any cheap, interesting, knackered "project" guns. Thanks, JB.

  5. #5
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    Quote Originally Posted by Shed tuner View Post
    haha, well that's easily sorted

    I'd reduce the hammer spring a bit to get a better curve, or increase the fill pressure a bit (subject to safe limits as marked on the clyinder, obviously), as you have no initial "rise" and only ~30 shots in the sweet spot...
    That is very observant of you, thanks. I expected an initial rise, but presume that has been obviated by the recommended fill pressure of 170 bar. The cylinder has a gauge on the end which helps keep track of pressure (and therefore shot count), but that is apparently the weakest link in terms of seals/leaks, a standard cylinder has a recommended max fill of 190 bar. I might invest in a regulator and replace the gauge with the modern AA quick fill valve (I have to remove the cylinder from the rifle to fill it via the valve on the 'base' end).
    Treat Others As You Would Wish To Be Treated.

  6. #6
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    A friend of mine just regged his S200.. very impressive. Think it was a huma external.
    Always looking for any cheap, interesting, knackered "project" guns. Thanks, JB.

  7. #7
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    Quote Originally Posted by Rickenbacker View Post
    On a positive note, D: Very nice work with the coloured graphs.

    When I use my Chrony, I need a pencil and paper to record the scores.
    The F1 has a 3.5mm jack socket on the side, a DIY lead with a pushbutton allows scrolling through stored data (low, high, spread, standard deviation, shots taken, fps); fps in reverse order. Still need a pencil to note them down afterwards; but must remember to note them in reverse order when collecting long strings - doh.
    Treat Others As You Would Wish To Be Treated.

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