Advice needed! - How to run 12 small speakers from 1 amp using a splitter
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From: George's Pro Sound Co. on 27 Mar 2010 23:28 <Leon(a)nospam.com> wrote in message news:mfatq55o430vmbv6m4dljd5ul9taao6v07(a)4ax.com... > On Sat, 27 Mar 2010 13:29:45 -0700 (PDT), Owain > <spuorgelgoog(a)gowanhill.com> > wrote: > >>On 27 Mar, 01:36, L...(a)nospam.com wrote: >>> Your best bet is to connect the speakers in a parallel/series >>> arrangement to >>> maintain 8 ohms... and get dummy loads and DPDT switches to control >>> them. >> >>The best bet really is to ditch the existing amp (and probably the >>speakers ...) and get a professional 70V / 100V line system. Which >>will allow volume controls on each speaker or can have zones switched >>in / out without upsetting the amp. With a second pair of wires >>carrying an actuating voltage and a volume restoration relay at each >>speaker volume control, all the speaker volume controls can be over- >>ridden to allow emergency announcements, etc. >> >>Anything involving series/parallel or dummy loads to try and >>compensate for varying volume requirements is a kludge. >> >>Owain > > He said he doesn't have the budget for that, and the way he was talking, > it's > going to be a disaster! > when you dont have the budget to do it right, you best have the budget to do it over. george
From: liquidator on 28 Mar 2010 08:37
"George's Pro Sound Co." <bmoas(a)yahoo.com> wrote in message news:KaudncYL6JhSUTPWnZ2dnUVZ_tudnZ2d(a)earthlink.com... > > <Leon(a)nospam.com> wrote in message > news:mfatq55o430vmbv6m4dljd5ul9taao6v07(a)4ax.com... >> On Sat, 27 Mar 2010 13:29:45 -0700 (PDT), Owain >> <spuorgelgoog(a)gowanhill.com> >> wrote: >> >>>On 27 Mar, 01:36, L...(a)nospam.com wrote: >>>> Your best bet is to connect the speakers in a parallel/series >>>> arrangement to >>>> maintain 8 ohms... and get dummy loads and DPDT switches to control >>>> them. >>> >>>The best bet really is to ditch the existing amp (and probably the >>>speakers ...) and get a professional 70V / 100V line system. Which >>>will allow volume controls on each speaker or can have zones switched >>>in / out without upsetting the amp. With a second pair of wires >>>carrying an actuating voltage and a volume restoration relay at each >>>speaker volume control, all the speaker volume controls can be over- >>>ridden to allow emergency announcements, etc. >>> >>>Anything involving series/parallel or dummy loads to try and >>>compensate for varying volume requirements is a kludge. >>> >>>Owain >> >> He said he doesn't have the budget for that, and the way he was talking, >> it's >> going to be a disaster! >> > > when you dont have the budget to do it right, you best have the budget to > do it over. > george > Amen. |