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V-plating 1850s or 186s for free dBs |
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Disco Stu
Old Croc
Joined: 03 March 2005 Location: United Kingdom Status: Offline Points: 2492 |
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Posted: 05 May 2008 at 1:56am |
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It should work with any horn subs except maybe USBs or HD15s because the path isnt very long so the benefit at low frequencies would be minimal.
The taller the horns the more lengths gets added to the horn path and the larger the mouth is Stu |
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All you need to know is:
Sensitivity + Power Handling - Power Compression = Max Output My acts: www.myspace.com/thebowiexperience www.myspace.com/scheisseelektronisches |
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MarjanM
Old Croc
Joined: 10 February 2005 Location: Macedonia Status: Offline Points: 7845 |
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Posted: 05 May 2008 at 4:18pm |
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I don't see why it wont work for HD15 or USB? You will increase the horn length this way a bit. Wont be drastic improvement but it will affect it. |
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Marjan Milosevic
MM-Acoustics www.mm-acoustics.com https://www.facebook.com/pages/MM-Acoustics/608901282527713 |
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Disco Stu
Old Croc
Joined: 03 March 2005 Location: United Kingdom Status: Offline Points: 2492 |
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Posted: 05 May 2008 at 10:56pm |
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Marjan, of course it will work but just not very well. The tests seem to show that the coupling doesnt become as effective above 70Hz-80Hz and since the horns on HD15/USB are so short the cutoff is around there anyway.
Stu |
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All you need to know is:
Sensitivity + Power Handling - Power Compression = Max Output My acts: www.myspace.com/thebowiexperience www.myspace.com/scheisseelektronisches |
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MarjanM
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Joined: 10 February 2005 Location: Macedonia Status: Offline Points: 7845 |
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Posted: 06 May 2008 at 1:19am |
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What i was trying to say is that they will that way go a bit lower.
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Marjan Milosevic
MM-Acoustics www.mm-acoustics.com https://www.facebook.com/pages/MM-Acoustics/608901282527713 |
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Heathrow_B_line
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Joined: 11 January 2006 Location: United Kingdom Status: Offline Points: 7339 |
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Posted: 06 May 2008 at 7:18am |
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i would rather strap the cabs securely with a thick ratchet strap then worry about gaining something from v plating
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Produce a killer sound. Take no prisoners.
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Disco Stu
Old Croc
Joined: 03 March 2005 Location: United Kingdom Status: Offline Points: 2492 |
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Posted: 06 May 2008 at 11:16am |
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Why? you can still fit a strap around cabs that are v-plated, if the plate is attached securely with bolts through the edges of the cab, as some people have done, it should actually help to hold the cabs together better. Stu |
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All you need to know is:
Sensitivity + Power Handling - Power Compression = Max Output My acts: www.myspace.com/thebowiexperience www.myspace.com/scheisseelektronisches |
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toastyghost
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Joined: 09 January 2007 Location: Manchester Status: Offline Points: 10932 |
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Posted: 06 May 2008 at 12:09pm |
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Or strap down either side seperately, behind the plate. It's not too difficult, and having the v-plate might actually make a good base for a DIY tilt-board. |
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Disco Stu
Old Croc
Joined: 03 March 2005 Location: United Kingdom Status: Offline Points: 2492 |
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Posted: 06 May 2008 at 12:19pm |
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There are other things you can do too, like put a metal or wooden foot in the centre at the front of the V-plate to further stiffen it and use it as a platform for vocalists/dancers or PA tops.
It has been reported that the V-plating cuts down the amount of bass which appears to emerge from the rear of the stack as well so this may be of benefit to those who have problems with feedback on the decks caused by the subs. Stu |
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All you need to know is:
Sensitivity + Power Handling - Power Compression = Max Output My acts: www.myspace.com/thebowiexperience www.myspace.com/scheisseelektronisches |
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soundsystemdan
Young Croc
Joined: 04 April 2005 Location: Leeds UK Status: Offline Points: 716 |
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Posted: 09 May 2008 at 9:50pm |
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and... what about scoops. ![]() |
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Disco Stu
Old Croc
Joined: 03 March 2005 Location: United Kingdom Status: Offline Points: 2492 |
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Posted: 10 May 2008 at 12:08am |
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I think the only way to find out is to try, its not an expensive thing to make, could even make it out of MDF I suppose! I think cabs with a taller profile stacked on their sides will have the best result with the coupler but if Bill suggests that it gets +2.5dB on a pair of Tuba 24s which are 24" or 600mm high, I expect it probably would work on short horns as well, just how well the jury will be out on until someone actually does it. I dont use horn subs so it wont be me first!
Stu |
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All you need to know is:
Sensitivity + Power Handling - Power Compression = Max Output My acts: www.myspace.com/thebowiexperience www.myspace.com/scheisseelektronisches |
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smithers
Young Croc
Joined: 12 June 2006 Status: Offline Points: 899 |
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Posted: 18 May 2008 at 1:02pm |
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posted this in the scoop section, but i thought i'd post it here too for you 1850/186 guys to look at just in case you dont frequent the scoop section.
http://www.speakerplans.com/forum/forum_posts.asp?TID=17034 |
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bgavin
Registered User
Joined: 30 July 2007 Location: United States Status: Offline Points: 5 |
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Posted: 24 August 2008 at 7:54pm |
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These measurements are the ones I took on November 11, 2007. I gave the measurement data to Bill, who adapts the data to his display format. The V-Coupling technology does indeed work, as shown above. The boost is most apparent below the 60 Hz power range, but it is quite usable.
BTW, the V-Coupler is a copyrighted technology. Theft of this intellectual property for commercial purposes will land the individual in a lot of legal hot water.
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