humms and hisses

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iceberg_623

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What do i need to get rid of all the extra air(hiss,humm)in my recordings.Im running a roland 909 into a Roland vs 880 then outputing the Vs into my Cd burner. Is this a problem with the wiring or what is it. Please Help!!!!!!!
 
if there's alot of low end hum, it is probably a grounding problem or a cheap/bad cable problem.
 
89gtsleeper said:
if there's alot of low end hum, it is probably a grounding problem or a cheap/bad cable problem

When i turn on my equipment and have no music playing i can hear alot of air (like a sssssssssssss) coming through my monitors.Do you think its the cables that will solve my problem.Another coment i got was to get a new interface.
 
An interface gives you mic and line input connections, converts them to digital, and sends them into a computer via USB or firewire (or via internal PCI card, but those are a lesser-used type, as far as I can tell).

After the thing is hooked up to the computer, you use multitrack recording software to set specific channels to the inputs on the interface, so you can record however many tracks you would like through overdubbing (or all the tracks live, depending on how many inputs the interface has).
 
First make sure you are using proper gain staging and have a quiet room.
 
I've never used that equipment so I can't comment too much on it directly. I do know if you're using something with a crappy preamp to boost your mic signal it will add some pretty brutal hiss. Before I picked up a good preamp I had a ton of hiss showing up (was only using the little pre in my interface). Add a good pre and now the signal is super clean. Dead quiet aside from what I want to be there, or the occational background noise.
 
For some odd reason, the audio output of most Roland gear seems very low.

So you might crank the output of your 909 as high as you can (without distorting the signal), prior to running it into the VS-880, to eliminate some of the hiss and maximize your signal to noise on those tracks. Then mix the eight tracks of your VS-880 as hot (but undistorted) as possible into your PC using an audio file editor (like Sound Forge); tweek the file to taste. Then burn the resulting file to CDR.

If you don't have a PC and audio file editing software, just make certain that all of the sources and tracks as as "loud" as you can get them, without distortion. That should help eliminate some of the "hiss".
 
TexRoadkill said:
First make sure you are using proper gain staging and have a quiet room.

Right. Every circuit has self noise, some more or less than others. When a gain stage has a good healthy signal to work with it can do it's job and keep the signal well above it's own noise floor. If it has too small a signal input though, it has to operate with so much loop gain that it amplifies it's own self noise, as well as any noise already present on the input signal. The key to keeping hiss down to an acceptable level is to make sure no gain stage is having to work too hard because a previous stage is doing too little. That and buying equipment that has good noise specs.
 
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