any way to connect a Behringer DEQ2496 to a laptop with no optical outs (only usb)?

Sep 7, 2008 at 10:01 AM Thread Starter Post #1 of 8

urlwolf

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I'm intersted on getting an external DAC. I have good amps and speakers (dali IKON 6) but the sound coming out of my dell inspiron 1720 is not great.

I've read good things about the Behringer DEQ2496. The only problem that I have is that I have no idea how to connect it to the computer.


I'm lured by the idea of doing for room correction:
Thoughts on using the Behringer DEQ2496 for room correction - AudioReview Forums

But of course, I'd like to know how the DEQ compares to all the portable USB DACs (iBasso, etc).

Thanks
 
Sep 7, 2008 at 12:31 PM Post #2 of 8
Please consider the DCX2496 as opposed to the DEQ2496.

The DCX2496 is much more powerful/versatile than the DEQ2496. In addition, the DCX has PC interface software that lets you make all adjustments from your PC if you so desire. The DCX is a great EQ, but it is also a superb crossover system that you can later use to integrate stereo subs/speakers ideally for perfect seamless bass(not something easy to do without the proper xover system), or even, be the brain in a fully active speaker system if you ever chose to go that route. It also lets you do interesting things with headphones - where you can precisely add a subwoofer for your low end(yes, some people use subs with headphones and find the result very satisfying).

BTW, as for sound quality, both of these units are going to be transparent to human ears so far as the ADC/DAC in the units themselves, but of course, it will audibly affect the signal with modifications/changes that you intentionally are applying. But many people will not want to believe it is transparent(does not cost enough, is pro audio gear, etc.), and under sighted/biased conditions, are open to having their perception of what they hear, not what they actually hear, be changed, leading to unfair accusations of ADC/DAC qualities on behalf of the Behringers, or any other hardware for that matter.

As for how to get the appropriate signal from your computer in the first place to feed the Behringer, I'll leave that suggestion for others.

-Chris
 
Sep 7, 2008 at 1:03 PM Post #3 of 8
Interesting! And cheaper than the DEQ (btw, does anyone know why behringer prices are the same number in dollar or euros!?!).

I'm reading the manual, I see that you can control the unit using the RS232 port, but no mention on how you can feed the DAC using USB...

Hmm, the DCX has some really bad reviews:
"Within 6 months, 4 out of the 5 had some type of failure including one which would turn itself off and reboot in the middle of the gig"

"We run the top of the line Martin Audio speakers, and this thing has caused us to blow our subs numerous times. The brain in this xover get confused and will start to short circuit causing the xover points to become messed up and the output levels will sky rocket and then drop dead quiet, not what we need especially when we have to run bands."

Buy Behringer ULTRA-DRIVE PRO DCX2496 online at Musician's Friend

Should I keep reading? If this piece of hardware blowed my -expensive- speakers, there would be hell to pay!

Do you own one? Does it work as a room correction device (like the DEQ)? In other words, does it do the same EQ functionality?
 
Sep 7, 2008 at 1:45 PM Post #4 of 8
Quote:

Originally Posted by urlwolf /img/forum/go_quote.gif

Hmm, the DCX has some really bad reviews:
"Within 6 months, 4 out of the 5 had some type of failure including one which would turn itself off and reboot in the middle of the gig"

"We run the top of the line Martin Audio speakers, and this thing has caused us to blow our subs numerous times. The brain in this xover get confused and will start to short circuit causing the xover points to become messed up and the output levels will sky rocket and then drop dead quiet, not what we need especially when we have to run bands."

Buy Behringer ULTRA-DRIVE PRO DCX2496 online at Musician's Friend

Should I keep reading? If this piece of hardware blowed my -expensive- speakers, there would be hell to pay!



I don't know a thing about that. Sounds like a freak failure to me. No where, before, have I read of failure from a DCX causing loudspeaker damage such as you linked. Judging by the fact that 4 out of 5 failed, and in the same manner, this is indicative that they bought them at the same time, and all were from the same batch of manufacturing, all with the same manufacture error. This is definitely a freak occurrence. There used to be as large or larger set of reviews on zzounds.com that had no mention of any failure as described there. Unfortunately, zzounds.com seems to have removed the reviews on their products now, in lieu of a simple 10 star rating system. Nor have I read of that type of drastic/damaging failure such as that anywhere else online. To be sure, I am aware of some units failing, but the standard failure is nothing like that person describes. The standard failure I have read about on various web sites is a hissing noise, or crackle fuzz sound - related to a past quality control problem where some of the connector pins on the pc board were not trimmed to correct length, and making slight contact to the product's chassis. In the same era, it was also found that on some, the ribbon cable connecting the motherboard to the I/O board sometimes was loose, and had to be reseated. But these are very old problems from way back when the product first launched - I have not heard of these problems in any signficant number in the last 2 years or so. But like anything, you always have a chance of getting a dead or defective unit, which you can easily get replaced if you use a retailer like zzounds.com or musiciansfriend.com.

The DEQ is likely subject to same type of failures and and same failure rates as the DCX. These are made in the same factory with the same QC.

Quote:

Do you own one?


I own two. I run them on two separate active systems. Of course, this is only 2 units - it's not like I have used 100 of them to be able to give you a statistically significant number of reliability. I have several friends(about 5) that also have one. 1 of these people did get a defective one. It had a defective ADC chip that caused a channel to drop out; it had to be replaced under warranty repair.

I have owned in the range of probably 12 to 14 Behringer items over the last 6 years. One item out of these did fail: an ECM-8000 measurement microphone died(no output signal).

BTW, this product is very popular in high end DIY loudspeaker systems and recently, it is gaining a lot of popularity in high end car audio systems as well(now that a 12VDC PS board is widely available for the unit).

Quote:

Does it work as a room correction device (like the DEQ)? In other words, does it do the same EQ functionality?


Yes, it can be used as a room correction device. It has up 9 parametric bands per stage. You can have as many as 18 parametric band per channel(you have two stages that stack: input channel stage and output channel stage, each has an EQ stage). I do enter in room correction filters along with using it as a crossover system.

-Chris
 
Sep 7, 2008 at 3:24 PM Post #5 of 8
Thanks Chris,

I'm still unsure how you get audio from the computer to the DAC and then how you get it out of the DAC and into the (home) amp, which has RCA inputs...
 
Sep 7, 2008 at 4:41 PM Post #6 of 8
Quote:

Originally Posted by urlwolf /img/forum/go_quote.gif
Thanks Chris,

I'm still unsure how you get audio from the computer to the DAC and then how you get it out of the DAC and into the (home) amp, which has RCA inputs...



Unfortunately, if your computer does not have the appropriate digital outs, you will have to buy some sort of device with the right outputs. On my computer, I actually do not feed the DCX digital; I feed it an analog signal from my sound card.

There may be a USB to standard digital audio signal convertor that is inexpensive, but I don't know about it. I do know there are more costly options like this, that will work: Trends Audio UD-10.1

-Chris
 

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