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RF-15 crossover mods


darkside

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Does anyone know of any mods that can be done to RF-15 crossovers to

get better sound? Like new caps or completely new networks? Is it even

worth it? I get great sound out of my RFs now, but am looking for

something better without getting entirely new speakers. BTW, I use an

HK-3380 as the receiver and it works well with the Klipsch. Also, I

have yet to actually open up the speaker and take a look as I'm just

finding out what the deal is right now...

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Dean G. did my RF-7 crossovers for much less than a high dollar amp would have cost me and I'm very pleased with the results. The change seemed to bring the mids forward and tamed the highs at the same time.

Read Deans 6th post near the bottom of this page to get an idea of what it can do for the 7's. http://forums.klipsch.com/forums/2/811728/ShowThread.aspx

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The crossover is on a PCB, mounted on the rear of the terminal cup. Remove the cup, and get the cap values off the stock parts -- they should be clearly marked. Replace series caps for horn with Kimbers, Auricaps, or Sonicaps. You don't really have to do anything else, though I replace the stock resistors with Mills. Leave the inductors alone.

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Sweet! Thanks Dean. Sounds like a plan and definitely a holiday break

project. Just some quick questions, is there any type of seal around

the terminal cup that I have to replace after removing it? Also, need

the screws just be slightly tight after re-installation or does it not

matter, just so long as the wood doesn' crack? Thanks again

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Older Reference stuff used torx bit #20, you'll need to check. You may have to remove the horn so you can disconnect the wiring from the HF driver. There is a foam gasket, but it's part of the terminal cup -- you won't need to replace it. Let common sense prevail when tightening the screws back down -- I would just snug them down good, no need to get carried away. Terminal cup and horn are both plastic afterall. Go with the Kimbers from www.partsexpress.com

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There's a catch...

The RF-15 xovers each use 3 caps each, one
1.8uF cap, one 18uF cap, and one 20uF cap. Kimber make's caps only up
to 15uF and Auricaps only go to 18uF on PE. What should I do? I'd
prefer not to use any other brands unless someone says such and such a
brand is good too...

I'll have pics sometime later today. First thing is my sub [:D]...G'night!!!!

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Actually Colter, I bought them new from some dude off ebay and as
far as I know, they have no official warranty on them... Sorry to go
against your wisdom.

Ben: they are not only RF-15s, seriously,
that is a slap in the face to me. They are the best speakers my family
owns as of right now and if they blow or something bad happens, I will
not be very happy...but whatever, they are just speakers...

Anyways, anyone know where I can get good 18uF and 20uF caps?

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Ben: they are not only RF-15s, seriously, that is a slap in the face to me. They are the best speakers my family owns as of right now and if they blow or something bad happens, I will not be very happy...but whatever, they are just speakers...

If they're that dear to you then leave em alone. I only meant that replacement parts shouldn't be too costly if you destroy something. Didn't mean to besmirch your family honor.

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Oh, sorry it came across that way[:$]. It was more of...hmm...I dunno.
You see, to me, they are these amazing wonders, and of course I want to
better them. I guess that you came across more as saying that they're
were just RF-15s and not like 7s or 83s or Heritage and thus
were not much at all. You know what I mean? I guess it was an error on
my part. But, yeah I still definitely want to mod them. Besides, the
sub just needs to be carpeted and then I can move on the RFs[:D]

WOO!![Y][Y][Y]

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