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audioconcepts 04-02-2005 07:59 PM

Reading an old book and there was a topic on where to put an Epicenter ( epicenter and bass cube are basically the same) in the signal chain. The writer had it just before his subwoofer amp and kept blowing fuses. The magazine wrote back telling him to put it right after the head unit as this would prevent his fuse blowing problem but would also make the sound alot cleaner all arround. Anyone have any input on this idea?

Westec 04-02-2005 08:57 PM

the epicenter and a bass cube are VERY different. its like apples to oranges.

Westec 04-02-2005 09:01 PM

Let me explain...

Epicenter adds or enhances everthing below 100hz

Bass Cube: if set a tracking mode, the subsonic filter tracks the the frenquency knob in one octive steps. Basically the boosting moves with the knob up and down. If set to fixed the subsonic filter is set in one place, usually one octive less than the port tuning frenquency. And the boosting in both cases is one at one frenquency...

Paul Niwranski 04-02-2005 10:07 PM

If you install an Epicenter it should be before an active crossover. It should see full range music.

Hardwrkr 04-02-2005 10:23 PM

I suggest reading the tech notes on the Epicenter. As Westec stated they are two different devices.
http://www.audiocontrol.com/PDF/Owne...nter_CS_OM.pdf
They will state why as Dukk suggested the unit should be in front of the crossovers.

[ April 02, 2005, 11:24 PM: Message edited by: Hardwrkr ]

defro13 04-03-2005 07:48 AM

the epicenter uses harmonics to add lo frequncies depending on the full range signal that it gets, if it see's a 100hz signal it will add a knob controlled amount amout signal at the lower harmonic, 50 hz, 90@45hz,80@40hz and down the line like that, all that ending with a subsonic filter that if i remember right was factory at 33hz@18db/oct, but i might be wrong there

the bass cube is a 1 parametric eq with subsonic

Dereck Waller 04-03-2005 11:03 AM

I don't know about the version of epicenter that had the gain controls, but the original without gain controls didn't have a subsinic filter. I had a Phantom Bass, from KLW/Carver, it was similar to the Epicenter, but better [img]graemlins/thumb.gif[/img]

defro13 04-03-2005 02:07 PM

i wasnt to sure if it did, but i thought so, if it didnt, if there ever was an ac piece that needed a subsonic filter, it was the epicenter, the klw phantom was a cool piece, i just might happen to have one of those in my stash of retro gear, maybe a bass cube too :D

BumpinTalon 04-03-2005 07:40 PM

...so what does an epicenter do exactly?? adds harmonics? so wouldn't that make the music sound weird?

audioconcepts 04-03-2005 09:50 PM

O.K. then, so where should the Bass Cube I have be installed? Thanks for pointing out the difference between the two units.

slow/n\low 04-04-2005 12:23 AM


Originally posted by defro13:
the epicenter uses harmonics to add lo frequncies depending on the full range signal that it gets, if it see's a 100hz signal it will add a knob controlled amount amout signal at the lower harmonic, 50 hz, 90@45hz,80@40hz and down the line like that, all that ending with a subsonic filter that if i remember right was factory at 33hz@18db/oct, but i might be wrong there

the bass cube is a 1 parametric eq with subsonic

Its basically a Phase Coupled activator.(Frequency divider) And yes it has a subsonic filter like Defro said but it is set at 29hz.

And it will not work with Hip hop and Rap!! or any bass heavy music.

It must recieve a full range input signal as someone else stated. It is nothing like a bass cube

defro13 04-04-2005 06:44 AM

And it will not work with Hip hop and Rap!! or any bass heavy music.

why wont it? [img]graemlins/dunno.gif[/img]

Paul Niwranski 04-04-2005 12:54 PM

^ Sounds bad if there is already gratuitous low end there already.

I have an 'old' Epicenter. It does indeed have a subsonic filter and IIRC it is 18db @ 27hz when the knob is 'off' and 24 or 36db/octave at 33hz when engaged. I have the manual somewhere...

MR2NR 04-04-2005 03:33 PM

In some systems at loud volume levels, the Epicenter is not going to do much, but at lower volume levels on the same system, the results are much different.

audioconcepts 04-07-2005 11:04 PM

Not to sound ungrateful, this is probably alot of useful information to someone. Someone with an EPICENTER! Which I don't have. Does anyone have as much information they could add about a BASSCUBE?

zzzzzzz 04-09-2005 07:23 PM

ftp://208.187.38.55/Phoenix_Gold/Man...be_Secrets.pdf

Newb 04-15-2005 04:17 AM


Originally posted by defro13:
And it will not work with Hip hop and Rap!! or any bass heavy music.

why wont it? [img]graemlins/dunno.gif[/img]

If I'm correct, the original purpose of an epicenter was to restore low bass to music that had been recorded in such a manner as to lose that information. The epicenter "sees" the higher resonate frequencies that are from the lower lost information. It then replaces the lost info with it's own enhancements. Using an epicenter on music with the information already there will make it louder perhaps, but the epicenter will be doing nothing more than creating noise. Whether it's very good at it's original purpose also seems to be up for debate.

defro13 04-15-2005 05:57 AM

my point was that the epicenter will work with all types of music, to say that it wont work is incorrect, the results may vary, but it will do the same think with dmx as it does with black sabbath. i agree that the epicenters value is debatable

Dereck Waller 04-15-2005 07:52 AM

epicenters are awesome! when you have a LP or cassette [img]tongue.gif[/img]


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