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  • "Panhead" build thread

    I decided to build another speaker motor using different drivers and a little different design. I will be using the RS180-8, RS100-8 and the ND20FA. The RS180 will be in a 16L vented cabinet tuned to 46Hz with two ports 1.5 x 6.84.
    The RS100 will be in a sealed box of 6L.

    Got a chance to start the boxes this weekend.

    Here is my Flintstones type drawing. Full size done on 3/4" MDF with a carpenters pencil.



    Lining the base panels on duct tape to glue up.



    Ready for glue



    Glued up. Couldn't find a ratchet strap so used a rope.



    Pieces ready for glue up



    Glued up



    RS100 inset into the baffle 3/8" to align with tweeter.



    RS180 inset 1/4" to align with mid and tweeter.



    That's it so far.
    Dave
    http://www.pellegreneacoustics.com/

    Trench Seam Method for MDF
    https://picasaweb.google.com/101632266659473725850

  • #2
    Re: "Panhead" build thread

    Cool looking project, Dave!
    Dan N.

    Comment


    • #3
      Re: "Panhead" build thread

      Looks good!
      i like the idea of using duct tape to help with aligning the pieces, innovative -- another use for duct tape.

      Who are these for?

      TomZ
      Zarbo Audio Projects Youtube Channel: https://www.youtube.com/channel/UCEZ...aFQSTl6NdOwgxQ * 320-641 Amp Review Youtube: https://youtu.be/ugjfcI5p6m0 *Veneering curves, seams, using heat-lock iron on method *Trimming veneer & tips *Curved Sides glue-up video
      *Part 2 *Gluing multiple curved laminations of HDF

      Comment


      • #4
        Re: "Panhead" build thread

        Originally posted by tomzarbo View Post

        Who are these for?

        TomZ

        I have someone interested in buying them. I just wanted to build another set since I was rushed on the first set and really didn't get to spend the time I wanted tweaking. These will be a little bigger so they will play a little lower.

        Dave
        http://www.pellegreneacoustics.com/

        Trench Seam Method for MDF
        https://picasaweb.google.com/101632266659473725850

        Comment


        • #5
          Re: "Panhead" build thread

          Sweet !

          Your "Knucklehead" build was worthy of the PE catalog cover.
          BEER: Proof that God loves us and wants us to be happy

          I've measured many things I cannot hear; and heard things I cannot measure...

          Comment


          • #6
            Re: "Panhead" build thread

            You've got the coolest looking builds, Dave.
            I can't wait til you rev these babies up!

            Comment


            • #7
              Re: "Panhead" build thread

              Originally posted by davepellegrene View Post
              I have someone interested in buying them. I just wanted to build another set since I was rushed on the first set and really didn't get to spend the time I wanted tweaking. These will be a little bigger so they will play a little lower.

              Dave
              I would think that a lot of bikers and muscle car enthusists would want a pair. With your skills, you just might be able to make a go at custom speakers (a dream that most of us share). Especially with the contacts you already have from your carpentry work!

              Comment


              • #8
                Re: "Panhead" build thread

                Originally posted by jeff_free69 View Post
                Sweet !

                Your "Knucklehead" build was worthy of the PE catalog cover.
                I'll second that! I bet you could sell a few of these with a little help. Think about all of the hog clubs, with rich dudes in it. :D I would get my buddy to post it in the local club when you're ready. They could buy one and auction it off for charity also. Are you ready to take orders yet?
                Tim

                Comment


                • #9
                  Re: "Panhead" build thread

                  I have been thinking seriously about marketing these. From what I have been told as long as I don't put the "Harley" name on them I would be ok. I had thought maybe advertising in a magazine like Easy Rider would be a good place to start. I'm just not sure I could make any money at it. I would think I would have to build quite a few at a time to make it efficient enough to make them affordable. Then I have the problem of once they are all built I would need enough room to paint and put the electronics in them. Now it becomes a business and I have a bottom line, nit picky customers to deal with, damaged shipments, dead lines and my shop tide up all the time. Wow! it's no longer fun.
                  I have always wanted to work my way out of the remodeling business and into building things in my shop to sell. Maybe set up a web site.
                  I do have one of the top crossover guys from our forum that is willing to work up an XO for me, so they really will be top notch. Just another piece to the puzzle as he would need to be compensated if I plan to make money on this design.


                  It's a lot to think about.

                  Dave
                  http://www.pellegreneacoustics.com/

                  Trench Seam Method for MDF
                  https://picasaweb.google.com/101632266659473725850

                  Comment


                  • #10
                    Re: "Panhead" build thread

                    Originally posted by davepellegrene View Post
                    I have been thinking seriously about marketing these. From what I have been told as long as I don't put the "Harley" name on them I would be ok. I had thought maybe advertising in a magazine like Easy Rider would be a good place to start. I'm just not sure I could make any money at it. I would think I would have to build quite a few at a time to make it efficient enough to make them affordable. Then I have the problem of once they are all built I would need enough room to paint and put the electronics in them. Now it becomes a business and I have a bottom line, nit picky customers to deal with, damaged shipments, dead lines and my shop tide up all the time. Wow! it's no longer fun.
                    I have always wanted to work my way out of the remodeling business and into building things in my shop to sell. Maybe set up a web site.
                    I do have one of the top crossover guys from our forum that is willing to work up an XO for me, so they really will be top notch. Just another piece to the puzzle as he would need to be compensated if I plan to make money on this design.


                    It's a lot to think about.

                    Dave
                    I am glad you are realistic. It is an extreme amount of work. If you keep it small and manageable, it may not be too bad. We all know what Harly guys will pay for something that resembles anything on their bikes. You may be able to market them at a high enough price to make a decent profit. Compensating a x-over guru and all, knowing that even at $2k/pr (pulled that # out of the sky), they should perform at least as such, if not more!!!

                    Whatever you do, just do not lose the fun part... Take your time and enjoy "the ride".
                    .

                    Comment


                    • #11
                      Re: "Panhead" build thread

                      Originally posted by mzisserson View Post
                      I am glad you are realistic. It is an extreme amount of work. If you keep it small and manageable, it may not be too bad. We all know what Harly guys will pay for something that resembles anything on their bikes. You may be able to market them at a high enough price to make a decent profit. Compensating a x-over guru and all, knowing that even at $2k/pr (pulled that # out of the sky), they should perform at least as such, if not more!!!

                      Whatever you do, just do not lose the fun part... Take your time and enjoy "the ride".
                      That's a pretty good guess. I was thinking the same figure, off the top of my head, would be the most someone would be willing to pay. Now to make money at that price not so sure it would be worth the effort. I'm keeping track of the time in this build, mainly cabinets, just to see what time I do get in a set. Seems much more fun to just share the build here and maybe make a couple bucks and make someone happy with a unique set of speakers.
                      Good advice on keeping it fun.

                      Dave
                      http://www.pellegreneacoustics.com/

                      Trench Seam Method for MDF
                      https://picasaweb.google.com/101632266659473725850

                      Comment


                      • #12
                        Re: "Panhead" build thread

                        Originally posted by davepellegrene View Post
                        That's a pretty good guess. I was thinking the same figure, off the top of my head, would be the most someone would be willing to pay. Now to make money at that price not so sure it would be worth the effort. I'm keeping track of the time in this build, mainly cabinets, just to see what time I do get in a set. Seems much more fun to just share the build here and maybe make a couple bucks and make someone happy with a unique set of speakers.
                        Good advice on keeping it fun.

                        Dave
                        You could do some "test marketing" at a few motocycle and custom autoparts stores to get a sense of interest.

                        Comment


                        • #13
                          Re: "Panhead" build thread

                          Originally posted by davepellegrene View Post
                          I have been thinking seriously about marketing these. From what I have been told as long as I don't put the "Harley" name on them I would be ok. I had thought maybe advertising in a magazine like Easy Rider would be a good place to start. I'm just not sure I could make any money at it. I would think I would have to build quite a few at a time to make it efficient enough to make them affordable. Then I have the problem of once they are all built I would need enough room to paint and put the electronics in them. Now it becomes a business and I have a bottom line, nit picky customers to deal with, damaged shipments, dead lines and my shop tide up all the time. Wow! it's no longer fun.
                          I agree. Once there's accounting involved, you've sucked most of the fun out of it.

                          Still, I always enjoy watching your builds, Dave
                          Isn't it about time we started answering rhetorical questions?

                          Paul Carmody's DIY Audio Projects
                          Twitter: @undefinition1

                          Comment


                          • #14
                            Re: "Panhead" build thread

                            Love the duct tape trick. Brilliant!

                            Comment


                            • #15
                              Re: "Panhead" build thread

                              Most of those V-twin guys are deaf anyway :D - not only from the sound of their engines, but from years of riding without a helmet/earplugs. SQ could probably ride pillion.

                              No, seriously - very cool and unique design... makes me want to go out to the garage, sit on my bike and make motorcycle noises while imagining spring. This winter's been too long...

                              Comment

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