They should make an aluminum classic valve

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  • MuKen
    Registered User
    • Oct 2006
    • 125

    #1

    They should make an aluminum classic valve

    I think a lot of people prefer the classic valve, except for its noticeably higher weight over the x-valve. For one thing, it takes CO2 if you need to, and for another, I believe it is more consistent if you're not using an electric trigger.

    Here's my reasoning, and feel free to correct me if I'm wrong. From the air pressure graphs AGD put out on their RT and X-valves, from the moment you release the trigger the chamber pressure spikes up, and then lowers back down due to the temperature increase and then cooldown from the sudden gas influx, before levelling off somewhere after the .2-.3 seconds mark.

    Thus, the velocity you get will vary depending on your trigger pull speed, unless you stay below about 4bps. The only way to make it consistent at higher speeds is to have an electric trigger, and either be ramping or be using a capped semi such that you make the intervals between your shots very regular.

    Conversely, the classic valve has no such temperature-based velocity spike, and will only suffer shootdown past 13-15 bps. Thus, if you are shooting a mechanical trigger, meaning

    1) there's no way you can keep the intervals between your shots exactly the same
    2) you're probably not exceeding the recharge of the classic valve

    then the classic valve will yield higher consistency in a string than the x-valve. And even if you are using an electric trigger, I think a classic valve is usually still preferable, just so that your first shot will have the same velocity as the rest of the shots in the string. Besides, when using an electric trigger since the on/off is immediately released after firing the recharge of the classic valve is better. It should be easily high enough for any ROF you'd reasonably expect to use in a game.

    Thus, I would rather shoot a classic valve most of the time, except that when I use one, my marker feels a little back-heavy. Hence why I think we should have an aluminum classic...
  • thefool
    resident idiot
    • May 2005
    • 671

    #2
    nope not right at all

    x valve has a much faster recharge, just more constricted airways that will freeze much more easially if frozen. It shouldnt be hard for them to make an aluminum classic vavle if there were to be a lot of demand for one.

    Comment

    • neppo1345
      I Will Eat Your Children..
      • Oct 2005
      • 1913

      #3
      Originally posted by MuKen
      I think a lot of people prefer the classic valve, except for its noticeably higher weight over the x-valve. For one thing, it takes CO2 if you need to, and for another, I believe it is more consistent if you're not using an electric trigger.

      Here's my reasoning, and feel free to correct me if I'm wrong. From the air pressure graphs AGD put out on their RT and X-valves, from the moment you release the trigger the chamber pressure spikes up, and then lowers back down due to the temperature increase and then cooldown from the sudden gas influx, before levelling off somewhere after the .2-.3 seconds mark..
      You do realize that to get into that .2-.3 second range (where there would be a noticeable difference) you would have to have two consecutive pulls that average around 50 bps.

      Just Sayin'...

      Comment

      • punkncat
        One foot less
        • Feb 2003
        • 5841

        #4
        Been there , said that, not gonna happen.

        Comment

        • MuKen
          Registered User
          • Oct 2006
          • 125

          #5
          Originally posted by thefool
          nope not right at all

          x valve has a much faster recharge, just more constricted airways that will freeze much more easially if frozen. It shouldnt be hard for them to make an aluminum classic vavle if there were to be a lot of demand for one.
          What was not right? I'm not talking about the speed of recharge at all, Im' talking about the fact that the x-valve does not have an 'even' recharge.

          Originally posted by neppo1345
          You do realize that to get into that .2-.3 second range (where there would be a noticeable difference) you would have to have two consecutive pulls that average around 50 bps.

          Just Sayin'...
          Uh? .2-.3 second range is two consecutive balls that average around 4bps. The entire time from 0 sec to .2-ish has constantly changing pressure in the chamber, so unless you wait at least .2-.3 sec between every shot, you will not get consistent shots. Thus, you'd have to limit yourself to < 4bps to get consistent shots, OR you'd have to shoot super-fast to stay at the top of the recharge pressure curve. The x-valve doesn't seem very conducive to just firing at a normal rof.

          Comment

          • nevtangle
            Registered Automag Shooter
            • Oct 2005
            • 372

            #6
            The x-valve shoots very well at any rate of fire. Any spike in velocity is not noticable at all. Have you ever shot one?

            Comment

            • Russ
              Senior Membrane
              • Jul 2001
              • 1935

              #7
              An aluminum Classic valve would cost the same to manufacture as an X-Valve, and would undoubtedly retail for what an X-Valve sells for...

              ...that said, which would YOU buy? The overwhelming answer is the X-Valve.

              Comment

              • rellikmok
                I don't dislike you.
                • Mar 2005
                • 128

                #8
                Originally posted by Russ
                An aluminum Classic valve would cost the same to manufacture as an X-Valve, and would undoubtedly retail for what an X-Valve sells for...

                ...that said, which would YOU buy? The overwhelming answer is the X-Valve.
                Aside from those people that don't have access to compressed air and only CO2. Or prefer the use of C02 to compressed air.

                Comment

                • nevtangle
                  Registered Automag Shooter
                  • Oct 2005
                  • 372

                  #9
                  Originally posted by rellikmok
                  Aside from those people that don't have access to compressed air and only CO2. Or prefer the use of C02 to compressed air.
                  True but, the numbers would be so few that I can't see AGD making another valve. If I only had access to co2 I would just deal with the weight difference rather than paying the extra for an alum classic valve.

                  Comment

                  • warbeak2099
                    That is my foot!
                    • Jan 2004
                    • 4447

                    #10
                    Originally posted by nevtangle
                    True but, the numbers would be so few that I can't see AGD making another valve. If I only had access to co2 I would just deal with the weight difference rather than paying the extra for an alum classic valve.
                    QFT
                    My Feedback

                    Comment

                    • egb groupie
                      Registered User
                      • Aug 2005
                      • 158

                      #11
                      This topic has brought up before. I believe it was TK that said once the RT/Xvalve were put out, all attention to classic valves stopped, as well as production. All the classic valves that AGD sells now on the pro classic, etc is just leftover inventory.

                      Comment

                      • StygShore
                        Waterford, MI

                        • Aug 2002
                        • 2854

                        #12
                        co2 xvalve

                        At one time there was a poll put out by Tom, I think he asked if we wanted ligther triggers, or the ability to use CO2 on Xvalves. The majority chose lighter triggers.

                        Now that AGD is caterring more tot he scenario type of play, it might not be a bad option for someone to go ahead with the initial plans of makign a X-valve CO2 compatible.

                        tom you got those plans you wanna share with a 3rd party? Assumign it was just the replacement of a few internal parts.


                        Styg
                        Sometimes It's Good to be EVIL

                        Comment

                        • WalkingTarget
                          Registered User
                          • Mar 2007
                          • 107

                          #13
                          honestly?

                          just use a classic valve then! it doesn't weigh that much.

                          i remember a certain somebody tried making Classic valves out of Titanium, only to find that there wasn't much of a weight savings, and while there might be a weight savings with aluminum... really, what's the difference? a few ounces?

                          then again, i prefer my markers to feel like they are durable and weigh something, not that they're gonna break if i look a them the wrong way. (i tend to be rather hard on my equipment )

                          Comment

                          • AGDRetro
                            AGD Enthusiast
                            • Feb 2006
                            • 764

                            #14
                            I had posted a thread just like this maybe a year ago, and the response was the same and I was convinced that there was little to no point for AGD to produce an aluminum Classic valve. If you want to make you Classic lighter, hunt down a Diamond Labs or Shocktech back half and anodize that aluminum part to match your gun...
                            Steve Shuey , Team Crimson Reign
                            sigpic

                            Comment

                            • phizz
                              Registered User

                              • Jan 2006
                              • 1353

                              #15
                              wasn't the hurricane back for a classic? I had one that I got with a bunch of used parts I bought. It was an aluminum back as I recall.

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