M- Audio Delta 1010LT Problems

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Member Since: Dec 24, 2006

Hi

I just purchased a delta 1010lt audio card. I instaled the card and I am now having problems hooking up my monitors. I have KRK 8's and have connected them to the soundcard with one cable connecting the two speakers (using TRS)that eventually end up into one rca because the soundcard does not have balanced outputs or inputs. When I plug the RCA into Out 1 sound only comes out of my left speaker and comes out extremely quiet. To fix this is tried hooking up the speakers using a direct rca to rca into out 1 on the soundcard. This just caused an extremely loud hum in the speakers. I am still unsure of the best way to hook up these monitors to this soundcard. Any help would be appreciated.

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Cone Poker
Member
Since: Apr 07, 2002


Dec 24, 2006 04:04 pm

hmmmm not having a delta 1010lt nor having really used one, this is just a guess.... but I assume you have something like out1 and out2 on the card? If that's the case try running out 1 to the right input on the speaker (rca to rca) and out two to the left input (rca to rca)... does that make sense and will it work? Sorry I can't be more help, I just use a delta 44

Member
Since: Dec 24, 2006


Dec 24, 2006 04:17 pm

Thanks for your reply.

The only problem is when I run the cables from rca to rca a huge hum comes out of the speakers.

Cone Poker
Member
Since: Apr 07, 2002


Dec 24, 2006 04:32 pm

hmmmm... I don't know what that's about. I don't use RCA at all in my studio, so I don't nkow if that's just an RCA thing. Do the monitors have 1/4" inputs? If so you might try running RCA to 1/4" cables if ya got em to see if that quiets em down.

Member
Since: Dec 24, 2006


Dec 24, 2006 05:28 pm

I've tried that and then nothing comes out of the monitors.

Administrator
Since: Apr 03, 2002


Dec 24, 2006 05:30 pm

RCS is a one signal only lead type, there are no "stereo RCA" jacks in one single RCA plug that I have ever seen so you can't send a stereo signal over it.

Member
Since: Dec 24, 2006


Dec 24, 2006 06:35 pm

I have no idea what that means... sorry
can you explain it more in depth?

Administrator
Since: Apr 03, 2002


Dec 24, 2006 06:45 pm

An RCA is only a single signal jack. Left or right, but only one. Two send a stereo signal (to send one to each of your speakers) you need two RCA cables, which is why they are often packaged in a dual cable set with red and white ends. So if youuse a single RCA cable, you are only getting right or left, not both.

Member
Since: Dec 24, 2006


Dec 24, 2006 06:57 pm

I am using both though. I am going from left to out 1 and right to out 2 the music plays but it makes this annoying hum that is extremely loud.

I think this is because the rca is unbalanced but when I try and go from 1/4" in the speakers into rca (the soundcard) nothing comes out of the speakers.

Administrator
Since: Apr 03, 2002


Dec 24, 2006 07:29 pm

ahhhh, OK, sorry, I guess I stepped in half way thru a conversation here.

RCA is always unbalanced, and they are often noisier than other jack types.

Are you in an old house that maybe has bad qiring, or an area with poor electrical service? Have you considered a power conditioner to be added to your equipment? Have you tried higher quality cables? Are your RCA cables crossing any of your other signal level cables? Speaker cables and signal cables should be kept separated, and run only parallel where necessary.

Member
Since: Dec 24, 2006


Dec 24, 2006 08:30 pm

Thanks for the help. Although i'm thinking about replacing it with the straight 1010 just because it has balanced conections. On my other equipment I usually run 1/4" into 1/4" and I've been told that going 1/4" into RCA lowers sound quality? Is this true.

Administrator
Since: Apr 03, 2002


Dec 24, 2006 08:47 pm

I have used RCA myself with great success, never had a problem, but technically speaking, yes, you have a greater chance of sound degradation, RCA's are inherently noisier. 1/4's are much better plugs.

Member
Since: Dec 24, 2006


Dec 24, 2006 08:56 pm

Thanks looks like I have to live with the hum for a little bit. I am now trying to hook my korg triton up to the card using Midi and it does not seem to be recognizing the device. Any suggestions?

Prince CZAR-ming
Member
Since: Apr 08, 2004


Dec 26, 2006 09:49 am

I've had the 1010lt, with RCA connections, and have very quiet operation. Sounds like you've got a faulty device somewhere.

I'd start the process - o - elimination.

Start as small and cheap as you can.

Is this hum coming out of both speakers? If not, the one of the speaker / cable / output jack is working good, and something in the other combination of stuff is faulty.

Are the knobs on the back of the thing in a good place, volume up all the way can put out hum, just from the amp.

Try different (known good) cables. In this case, I'd only use the RCA - RCA cable (meaning one RCA jack on each end).

Try a different set of outputs on the 1010lt. You can use out3 and out4 for your main output on the card.

Are there flourescent lights, or lights on a dimmer switch. These are both known causers of hum / buzz in audio gear.

Is the RCA speaker cable running near power cables, this can pick up noise from the electrons flowing by. This is especially true if the power cord and the speaker cable run next to each other for any length.

Hooking up keyboards i'm not very helpful. my keyboard hooked right up to my us122 in fl studio, so i didn't have to do anything. Sorry. Hopefully someone else can help on that.

Czar of Midi
Administrator
Since: Apr 04, 2002


Dec 26, 2006 05:20 pm

I think he is plugging into the digital inputs on the KRK's which would be RCA if they are the speaker I'm thinking. He should be going from the RCA out 1 and 2 of the Delta to a 1/4" input on the KRK's. That is the analog input. They may as well have XLR type inputs on them also.

Member
Since: Apr 22, 2006


Dec 27, 2006 03:41 pm

I have the delta 1010 LT but i have M-audio studio pro 4 monitors that came with RCA output plugs and i just plugged the red into the red OUT8 and the white into the white OUT7 and now they work fine. I had problems tryna hook the monitors up at first too. Try using outs 8 and 7.

Master of the Obvious?
Member
Since: Jun 29, 2004


Jan 18, 2007 02:29 pm

I just got a pair of KRK RP5's and got the same loud hum when plugging from the direct 1/4" outs on my soundcard to the RCA ins on the speakers. I switched to using an 1/8" stereo to dual RCA cable and all problems (other than ugly wiring) are solved!

I'll be switching to using a mixer's XLR outputs shortly: this is just a temporary "do they work?" hook-up :p

Member
Since: Feb 02, 2007


Feb 02, 2007 02:51 pm

I got a delta 1010lt at around the same time and i am having pretty much the same problem (sound only from one speaker) i have tried stereo jacks and rca cables and nothing stops it. i have even sent it back and got a replacement but the replacement is doing the same thing. are you having any trouble hooking a mic up to the xlr inputs?

Czar of Midi
Administrator
Since: Apr 04, 2002


Feb 03, 2007 07:56 pm

Here is the deal guys. The 1010lt outputs are ALL mono outputs. There are no stereo outputs, you need to use a pair of RCA connector's to make a stereo pair. They are numbered 1 thru 8. You would use the output RCA's like this for a stereo pair. 1/2, 3/4, 5/6, 7/8, odd numbers being the left channel and even number's being the right channel. Left are white and Right are red. You need one white output RCA going to one speaker, and one RED output RCA going to the right speaker, that is if they are powered speakers.

Now you will need to go into your recording software and assign the master output buss or channel to use whatever pair you have plugged into, like 7/8 are the most common but it really does not matter.

Next you need to go into the Delta control panel and make sure you have the panning and level set up correctly for each channel. As well you need to make sure in your recording software that you have that set up as well if it is a mono track to be panned to center if you want to hear both left and right, if it is a stereo track then make sure you as well have not panned it full left or right.

NOTE
The XLR connections on the 1010 lt are input only, not outputs so you cannot use them that way.

Also while typing this it came to mind that you may have one plug in an input and that is why you are getting no sound.

Member
Since: Feb 02, 2007


Feb 13, 2007 03:30 pm

i think i have my problem solved. i have recently found out that microsoft xp media center is not at all good for running sound cards like this one and to solve it i need to install xp home or xp pro. even if you buy a delta 1010 it may not work if you have media center edition.

Czar of Midi
Administrator
Since: Apr 04, 2002


Feb 15, 2007 09:31 pm

Oh ya, that is a known problem. WMC is not very friendly with almost all recording apps and hardware. Although there is one member here who is having astoundingly good luck with it.

Member
Since: Mar 29, 2007


Mar 29, 2007 06:00 pm

Actually, "Widows" aren't a pro-audio / pro-anything friendly system because they include a bunch of functionalities that eat your hardware capabilities with no positive result. So, the first think I would suggest, is go on, stop piracy and malfunctioning, learn some basics and then switch to Linux with it's almost unbeatable ALSA drivers, the unique JACK interface for audio sw/hw and Ardour, the Linux Digital Audio Workstation ;-). It IS worthwhile.
Second, I would mention that you may have problem with your electricity plugs. I would say it is a known issue, but you should plug ALL your audio hardware devices into ONE power point, extended to some suitable number of female plugs for the devices. I don't know the physical background. I was just trying to record a gig of my band, I connected the AUX OUT of the mixing console into my notebook's Line In, and when the notebook was plugged in a different plug than the mixing console, it made so much hum - to the mixing console's output! So you should be careful about that. Also, it is possible that your Delta 1010 isn't shielded enough and then the rest of your computer's hardware (most probably the power source) could affect the output. That's all I can add... Good luck, guys ;-]
**PEACE**

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