[sdiy] equalizer

[cheater cheater]

Hello Johannes!

On 10/11/05, Johannes Öberg <johannes.oberg at gmail.com> wrote:
> Cheater: You said in your original post that you would like to build a DJ
> mixer with killing EQ. I suppose what you really want is partly to be able
> to adjust eq balance from different records to make them fit into the mix,
> and partly to be able to kill the bassdrum to allow for smoother mixes,
> right?
>
> When I was thinking along the same lines, I figured I'd want a >= 24dB
> switchable hi- or lowpass with sweepable cutoff for band killing purposes,

Yeah, I was thinking along these lines!

> and then another set of normal eq controls (ie bass,  mid, hi). The latter
> doesn't have to be very strong; +- 5 dB range is plenty and gives you more
> precision.

Why wouldn't an eq made only out of "low-passed" and "high-passed"
bands be precise?
I think it might feel less "natural", though.

> The hi/lowpass should be as steep as possible however, so you can
> "pick out" individual instruments from the mix.
>
> I tried a digital model of this and it worked very good. 12 dB/oct for the
> hi/lopass wasn't steep enough, however.
>
> /J

how steep do you think it should be?
12 dB/oct is indeed too little, judging from my sound-bending days... :)

cheers,
D.

8^)