2 x punisher from QSC2450 ? |
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jbjalex
Registered User Joined: 18 April 2007 Status: Offline Points: 74 |
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Posted: 24 May 2007 at 3:38pm |
Say i had 2 pieces 4ohm Ciare 12.00sw's and these were linked (not sure if i mean series or paralell )together this would give me a 2 ohm load
Am i correct ?
If so would 2 punishers run ok of of a RMX2450 2ohm load 1200W
TVM
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okey
Registered User Joined: 02 June 2006 Location: Sweden Status: Offline Points: 31 |
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Maybe you should go for the 8ohm version instead if possible and then bridge your rmx2450 into your linked punishers, this will show your amp a ~4ohm load... giving the drivers ~1200W each... just a thought... :)
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jbjalex
Registered User Joined: 18 April 2007 Status: Offline Points: 74 |
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Cheers Okey!
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bitcore
Registered User Joined: 12 February 2007 Location: United States Status: Offline Points: 168 |
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that would work better.
my RMX 2450 is easy to clip when pushing a little over 1Kw. I wish I had just saved up and spent the bones and get a used PL6 - buy once, cry once. |
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Sibulus
Registered User Joined: 11 October 2006 Status: Offline Points: 901 |
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I'm pretty sure the horn loading of the Punishers raises the impedance quite some what, I'd imagine 2 x 4ohm Punishers would probably give a load of something closer to 2 or 3 ohms.
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bitcore
Registered User Joined: 12 February 2007 Location: United States Status: Offline Points: 168 |
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-which would be beyond the bridged mono capabilities of the RMX 2450, the 2450 isn't set up to handle hard impedance loads. The RMX's with the HD in their name are a bit more beefed up and can take the abuse better than the non HD ones.
Two 8 ohms in parallel would be 4 ohms, plus the loading of the cabinet, ought to fair well for the RMX - but don't expect it to blow your head off, a bigger amp would be better. An RMX 4050HD would have the ability to really run multiple punisher's, but bear in mind that the US version uses a NEMA 5-15 - just like all of the smaller RMX amps, so you still are stuck with 15 amps at 120V of sustained longterm current. The only RMX with a larger power cable is the 5050, it's not the HD version -but would do extremely well with two puns with a truckload of headroom compared to the 2450. It's got a NEMA 5-20, so you must use a 20 amp supply. Better, but only 5 amps better than the others - and ridiculously expensive compared to the smaller amps. Edited by bitcore - 08 June 2007 at 3:27am |
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