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Carbon/Rohacell drivers from SB Acoustics-more!!

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  • Carbon/Rohacell drivers from SB Acoustics-more!!

    Hello Community. For those currently planning upcoming builds, your driver options are expanding. In addition to the soon to be released Satori 187mm MW19p woofers, new 8" subwoofers, and neo-magnet TW29RN tweeters, SB Acoustics will be adding a 'DX25-esque with copper' tweeter, model SB29SDC, and the Carbon Fiber/Rohacell coned 6" SB17CRC35-4/8 mid-woofers to the lineup. The preliminary partial parameters for the 8 ohm driver include; an Re-5.7ohms, Fs-29hz, Qts-.35, Vas-40ltrs., Sd-118cm2, 2.83v/1m-87db, and Xmax-5.5mm. Additional driver sizes and data are forthcoming. Also, we should soon see all-new members of the Tymphany/Peerless HDS family of drivers equipped with massive under-hung, FEA-optimized motors, replete with copper-capped pole-pieces and shorting rings. A variety of diaphragm materials and driver sizes are on offer. I will provide further details upcoming..........

  • #2
    Re: Carbon/Rohacell drivers from SB Acoustics-more!!

    Originally posted by olu78 View Post
    Hello Community. For those currently planning upcoming builds, your driver options are expanding. In addition to the soon to be released Satori 187mm MW19p woofers, new 8" subwoofers, and neo-magnet TW29RN tweeters, SB Acoustics will be adding a 'DX25-esque with copper' tweeter, model SB29SDC, and the Carbon Fiber/Rohacell coned 6" SB17CRC35-4/8 mid-woofers to the lineup. The preliminary partial parameters for the 8 ohm driver include; an Re-5.7ohms, Fs-29hz, Qts-.35, Vas-40ltrs., Sd-118cm2, 2.83v/1m-87db, and Xmax-5.5mm. Additional driver sizes and data are forthcoming. Also, we should soon see all-new members of the Tymphany/Peerless HDS family of drivers equipped with massive under-hung, FEA-optimized motors, replete with copper-capped pole-pieces and shorting rings. A variety of diaphragm materials and driver sizes are on offer. I will provide further details upcoming..........
    Exciting news... more choices!!!

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    • #3
      Re: Carbon/Rohacell drivers from SB Acoustics-more!!

      An underhung with all the goodies HDS sounds very intriguing.
      --
      "Based on my library and laboratory research, I have concluded, as have others, that the best measures of speaker quality are frequency response and dispersion pattern. I have not found any credible research showing that most of the differences we hear among loudspeakers cannot be explained by examining these two variables." -Alvin Foster, 22 BAS Speaker 2 (May, 1999)

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      • #4
        Re: Carbon/Rohacell drivers from SB Acoustics-more!!

        Excited to see more about this.
        -Kerry

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        • #5
          Re: Carbon/Rohacell drivers from SB Acoustics-more!!

          Carbon Fiber/Rohacell.... They have gone over to the dark side I fear.

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          • #6
            Re: Carbon/Rohacell drivers from SB Acoustics-more!!

            Look forward to seeing these carbon drivers. Also looking forward to the new range from SEAS

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            • #7
              Re: Carbon/Rohacell drivers from SB Acoustics-more!!

              Competition is usually very good for the consumers.
              Looks like a new family of instant classics.

              I think I hear a difference - wow, it's amazing!" Ethan Winer: audio myths
              "As God is my witness I'll never be without a good pair of speakers!" Scarlett O'Hara

              High value, high quality RS150/TB28-537SH bookshelf - TARGAS NLA!
              SB13/Vifa BC25SC06 MTM DCR Galeons-SB13-MTM
              My Voxel min sub Yet-another-Voxel-build

              Tangband W6-sub

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              • #8
                Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                Originally posted by fdieck View Post
                Carbon Fiber/Rohacell.... They have gone over to the dark side I fear.
                Becsuse they are using a superior cone configuration ?
                craigk

                " Voicing is often the term used for band aids to cover for initial design/planning errors " - Pallas

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                • #9
                  Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                  Start saving your pennies. ;)
                  Kenny

                  http://www.diy-ny.com/
                  DIY NY/NJ 2014 https://www.youtube.com/watch?v=FGwA...ature=youtu.be
                  Man does not live by measurements alone, a little music helps.

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                  • #10
                    Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                    Originally posted by craigk View Post
                    Becsuse they are using a superior cone configuration ?
                    Yes that must be it... Too bad you are stuck with those mushy Scan Speaks.

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                    • #11
                      Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                      Originally posted by fdieck View Post
                      Yes that must be it... Too bad you are stuck with those mushy Scan Speaks.
                      the SS were just my bad luck . there have been some really good Rohacell drivers in the past. the Focal W series is very good.
                      craigk

                      " Voicing is often the term used for band aids to cover for initial design/planning errors " - Pallas

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                      • #12
                        Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                        I am just giving you a hard time and I love your Scan Speak two ways. I have one of those woofers I got with a bad surround that I fixed. I am not read to give up on paper as there are many paper drivers from Viva and SB Acoustics that are drop dread good. I think there are some very good non paper drivers like the Scan Speak damped fiberglass Discovery series cones. I have heard several composite cones that I don't like, some of the Etons come to mind. Also my pockets are only so deep.

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                        • #13
                          Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                          Originally posted by fdieck View Post
                          ..... I have heard several composite cones that I don't like, some of the Etons come to mind....
                          Is it the Eton cones or the motors you don't like?

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                          • #14
                            Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                            Originally posted by fdieck View Post
                            I am just giving you a hard time and I love your Scan Speak two ways. I have one of those woofers I got with a bad surround that I fixed. I am not read to give up on paper as there are many paper drivers from Viva and SB Acoustics that are drop dread good. I think there are some very good non paper drivers like the Scan Speak damped fiberglass Discovery series cones. I have heard several composite cones that I don't like, some of the Etons come to mind. Also my pockets are only so deep.
                            I knew you were. I am with you on the paper, good mids and paper go well together. today there are great sounding drivers made from all types of materials. the depth of ones pockets is always the final issues. waiting to hit the lottery.
                            craigk

                            " Voicing is often the term used for band aids to cover for initial design/planning errors " - Pallas

                            Comment


                            • #15
                              Re: Carbon/Rohacell drivers from SB Acoustics-more!!

                              Originally posted by timw View Post
                              Is it the Eton cones or the motors you don't like?
                              My experience is with the older 8"Hexacone that had a fairly bad cone resonance, no shorting rings, fairly low Qms, no vented pole piece, or venting under the spider, and a limited Xmax. The new ones address some of these issues but cost a fortune and still have poorer performance the many less expensive drivers. I really think the SB Acoustics are amazing values for the money. I hope this continues with the new cone materials. My experience is they have great dynamics including good resolution of quiet sounds.

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