LpMike75
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Nice mic/ loud computer
So I used to do some smack talkin' how "whisper quiet" computers were not that big of deal because I never picked up fan noise on my mics. (I ran with dynamic mics at the time) Well....then I bought a nice condensor mic and no matter how far away I try to get I still get the fan noise in my recordings. I have a reflection filter and moving blankets between the PC and mic but it still isnt cutting it. I dont want to box in the computer due to heat buildup, but I am at a loss since I track and mix in one room. Anyone else running in to this?
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ChuckC
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Re:Nice mic/ loud computer
2012/02/10 01:55:14
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Yep, Well not most of the time but if I forget to kill my A/C system before tracking vocals I get a low hum in there from it. No problems with my computer though. I have delt with it via a combination of slip editing between lines and then using the VX 64 vocal strips Compander feature (comp & expander). It works ok unless you are singing really softly. Play with the expanders threshold (you're actually doing negative expansion this way I think) and cut out the noise floor below your vocal. I hope that helps!
ADK Built DAW, W7, Sonar Platinum, Studio One Pro,Yamaha HS8's & HS8S Presonus Studio/Live 24.4.2, A few decent mic pre's, lots of mics, 57's,58 betas, Sm7b, LD Condensors, Small condensors, Senn 421's, DI's, Sans Amp, A few guitar amps etc. Guitars : Gib. LP, Epi. Lp, Dillion Tele, Ibanez beater, Ibanez Ergodyne 4 String bass, Mapex Mars series 6 pc. studio kit, cymbals and other sh*t. http://www.everythingiam.net/ http://www.stormroomstudios.com Some of my productions: http://soundcloud.com/stormroomstudios
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Bristol_Jonesey
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Re:Nice mic/ loud computer
2012/02/10 05:31:13
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How many fans are in your pc? How do you feel about replacing the noisier one(s) with the newer, practically silent fans? Is there any other form of acoustic damping inside the pc case? Is it a flimsy cheap case or a more sturdy model less prone to vibration? If so, consider getting a new case.
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spacealf
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Re:Nice mic/ loud computer
2012/02/10 14:17:57
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Fans in computers can be changed to (in the BIOS) quiet mode, performance mode, or perhaps like regular mode. If you are not running the CPU very much (which I do not seem to do even with my old, old computer) then the fan will be quieter. But actually I have not ran into a noise problem, because of the voiceworks (TCHelicon) hardware I am using for effects and harmony or whatever it does for singing. It has a noise gate in it (which is the main reason for this post) and it ends at 70dB, so anything below that level is not picked up. So I suggest using a noise gate for any mic and not picking up external noises (since I have a lot of those anytime I try and do anything). But then I am not doing acoustic guitar or any amp micing or anything like that either which means that I have to be closer to what I am trying to record (and I guess that is going to just be voice for me). That is all I can suggest - a noise gate, because there was nothing down there important but noise below where you set the noise gate to hear anyway, and the dynamics of the song was not going to allow more dynamic range without major upgrades to a room or ending up with a music studio made for any of it. There are no drop outs in the sound because it never gets down below 70dB anyway. (and I was standing up right at my computer a foot away while singing closer to the mic (because of outside noise also present at inopportune times.) That makes it more inconvenience but I do not expect to record like a music studio not having a music studio and room noise is just the same, because effects and manipulation of the signal is may occur anyway. So although I may hear the noise, it never shows up in the recording then, assuming that the input level of the mic on the device is set up properly also when tweaking the input to record the mic into the DAW. This is not a ideal done song but you probably heard it before - and there was the whispering in the mic also. I do not claim the recording is anything but done and about as done as I wanted to spend time on it anymore. http://www.youtube.com/watch?v=1pZWB10p5-4 of course on the guitar I can almost play somewhat again, I was using a electronic box not an amp. Of course it could have been better, perhaps I will get better - next time if any.
post edited by spacealf - 2012/02/10 14:28:11
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spacealf
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Re:Nice mic/ loud computer
2012/02/10 14:32:59
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Oh, and I could have set the noise gate of the voiceworks probably at 50dB and never lost anything either. Yes there was a little noise in it, in the quiet parts, but then nothing was going on with the singing track there and I deleted it from the recording leaving chunks of the voice where it was needed. I suppose harder to do with a acoustic guitar, but until better quieting times, that's all my old self wants to handle.
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spacealf
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Re:Nice mic/ loud computer
2012/02/10 14:40:22
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Oh, and of course, only one pickup pattern on my mic - cardoid which helps cancels out noise coming from the back of the microphone. I suppose you can put a box around yourself, or have to figure out what pattern of the mic can be used or something else then.
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bitflipper
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Re:Nice mic/ loud computer
2012/02/10 14:53:34
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Try leaning a piece of 703 against the computer, placing it on the side facing your microphone, and set it so as to not block the intake ports on the computer case. Just a 1" thickness of 703 reduces fan noise drastically.
All else is in doubt, so this is the truth I cling to. My Stuff
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spacealf
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Re:Nice mic/ loud computer
2012/02/10 15:01:36
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That is actually one thing I do not have a problem with is the computer fan noise. I have every other noise going on, and like mentioned AC or Heat running, I have to wait, but that is that, along with other factors, just the computer fan noise was nothing for me. And i have a reflexion filter also which they say helps (I suppose it does a little).
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Jeff Evans
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Re:Nice mic/ loud computer
2012/02/10 15:24:33
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I have a small computer cabinet. It can work and very well. I picked up mine from a used office furniture shop. It has got a smoked perspex door on the front (which seals beautifully) and a door on the back with a wood panel on it. Also there are small vent holes along the top of the side panels to allow air to come in. I lined it with acoustic foam inside but kept the air vents along the top exposed. The way to stop the heat buildup inside the cabinet is simple. You just work out where the rear of the computer is and where the powersupply fans are. I just cut a section out of the back to allow the air to go directly out instead of down inside the cabinet. It works a treat and the cabinet inside stays cool. I did some tests and got an improvement of 9 db in SPL after putting the machine inside. It is way quieter in there. I cannot hear it all outside. The door on the front is important too as there is also a fair bit of sound directly in front of your computer. I just need to open it to insert a USB stick or burn a CD/DVD etc. I use a downward expander on the way in sometimes. I have got a nice one inside my digital mixer. It is better than a noise gate because even the softest sounds will get through. If you are close miking a vocalist for example, you can set the downward expander to drop down in gain by 15 or 20 db in between all words and phrases. You do have to be good at setting it on the way in though if you want very transparent operation, but it can be one. You do not notice the room noise coming and going because the room tone is only present when the vocals are and it is usually very well masked. My room tone is very low which also helps. (except when the Harley's go past, nothing can stop them!) You can't use this approach for all tracks you may be tracking.
Specs i5-2500K 3.5 Ghz - 8 Gb RAM - Win 7 64 bit - ATI Radeon HD6900 Series - RME PCI HDSP9632 - Steinberg Midex 8 Midi interface - Faderport 8- Studio One V4 - iMac 2.5Ghz Core i5 - Sierra 10.12.6 - Focusrite Clarett thunderbolt interface Poor minds talk about people, average minds talk about events, great minds talk about ideas -Eleanor Roosevelt
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krizrox
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Re:Nice mic/ loud computer
2012/02/10 17:02:26
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Seems odd that a modern day PC would make enough noise to create a problem but if we're talking about voice-over work (or audio books or any spoken word type recordings with nothing in the background) then yes, I understand the dilemma. I record in the same space as my PC all the time. The problem of PC noise is so rare I don't even think about it any more. I have a rack-mount PC. Chose the quietest drives I could fine and the quietest CPU fan and PS fan and turned off the front panel fans completely. You have to get your ear up to the case to really hear anything. I'm not doing anything else fancy in terms of acoustical treatment around the box other than to keep it down around the floor area. I get more trouble from the air conditioning ha ha. But that's usually easily dealt with with a touch of expander or gate. When it's a rock band, nothing matters ha ha. The white noise from the crashing cymbals trumps everything lol good luck finding a solution. Don't understand why it's so difficult unless it's a diesel powered PC lol
Larry Kriz www.LnLRecording.com www.myspace.com/lnlrecording Sonar PE 8.5, Samplitude Pro 11, Sonic Core Scope Professional/XTC, A16 Ultra AD/DA, Intel DG965RY MOBO, Intel Core 2 Duo E6600 2.4GHz processor, XFX GeForce 7300 GT PCIe video card, Barracuda 750 & 320GB SATA drives, 4GB DDR Ram, Plextor DVD/CD-R burner.
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spacealf
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Re:Nice mic/ loud computer
2012/02/10 17:47:15
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I had a quartz clock on the wall that was making more noise, and every second. (some do make more noise then others - needless to say it is in another room or else it was in the trash bin).
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LpMike75
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Re:Nice mic/ loud computer
2012/02/10 18:04:36
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Thanks for the response guys. The issue is my computer was a custom built gaming machine orginally. It has 7 fans. Not extremely loud but with the new mic it would seem I cant get away from the noise no matter what I do. Recently I have done some VO work and it is killing me. As well as any intimate acoustic recording. I cut out all the noise between each section. Process - remove silence - then I manually go in and remove more silience in fine detail. The noise gate solution is what I have been relying on, but really I hate having to use them because it is always a comprimise on one of the ends. I may have to box it in to some extent as Bit kind of suggests with the 703.
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krizrox
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Re:Nice mic/ loud computer
2012/02/10 18:36:39
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7 fans? Woah. I'm not a gamer so I'm not qualified to comment about that. I'm aware of some of the different burdens that a gaming system is under - not the usual type of "stress" that a simple desktop PC might experience. And you confirmed that you're doing spoken word and simpler acoustic style recordings so yeah - it all makes sense now. It's a conundrum. I guess the option of a dedicated PC for recording isn't possible or you'd have done that already. A lot of people around here in the past have made "home-made" iso boxes or various other solutions that involve putting the CPU cabinet inside an acoustical treated enclosure of some sort. I think they make commercial enclosures for this purpose but you can usually make one yourself with simple materials. The choices are clear: 1) get a dedicated PC for recording or 2) isolate the PC. There aren't a lot of options here. Trying to deal with the noise using software noise reduction techniques usually leaves an unpleasant soap ring (speaking metaphorically ha ha) on the audio that renders the audio flawed to a certain degree. Especially true for voice-over work where you have nothing to hide behind. Good luck Mike. Not sure what else to suggest. Maybe someone else has a better option.
post edited by krizrox - 2012/02/10 18:39:32
Larry Kriz www.LnLRecording.com www.myspace.com/lnlrecording Sonar PE 8.5, Samplitude Pro 11, Sonic Core Scope Professional/XTC, A16 Ultra AD/DA, Intel DG965RY MOBO, Intel Core 2 Duo E6600 2.4GHz processor, XFX GeForce 7300 GT PCIe video card, Barracuda 750 & 320GB SATA drives, 4GB DDR Ram, Plextor DVD/CD-R burner.
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LpMike75
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Re:Nice mic/ loud computer
2012/02/10 20:56:02
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Thanks Larry. My thoughts exactly about the "soap ring". Prior to my recent music gigs, I did/do 80% midi work so noise is usually not a factor. I bought my machine 3 years ago for gaming and ending up jumping full bore into recording instead. (Although prior to my baby 9 months ago I still was a gamer in my spare time) So I did not plan out the whole 'quiet recording thing. My next machine will be silent, whenever that happens. Thanks again for the thoughts
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Guitarhacker
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Re:Nice mic/ loud computer
2012/02/10 21:29:35
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Mike , unless the vocal is in a really quiet part of the song, or as someone mentioned....spoken word.... I would not really sweat the noise from the fan unless it is excessive. Using a condensor will pick up much more of the room and environmental sounds than the dynamics. When I record, I will sometimes shut off the AC or heat in the room, and I try to avoid tracking when a train is going by or a big truck. Aside from that.... I don't worry much with the ambient noise. I get around the noise from the mic in one of 2 ways. 1. I edit using mute or envelopes to eliminate the noises in between the vocals. 2. The noise is totally buried in the music ... for the most part. I did track some vocals a few months back on one of the songs the young girl is singing on. My studio is upstairs and there is no doors to close off the noise from down the stairs. My wife was down stairs working on a school project with large sheets of paper. I did not realize it at the time, but in the middle of one of the vocal phrases, my wife was shaking one of the sheets and the mic picked it up. It took me quite a while to figure out what that noise on the recording was since it was so low it was not really evident. I posted this song here for review and not one person listening caught that sheet of paper noise. I just spent a few minutes trying to find it...... it's really hard to hear... I wanna say it's in Give me a chance..... but I could not find it. Sounds will sneak in if you are not careful. But most will be hard to detect if you edit properly and bury the rest in the music. It's the compromise many of us have to make working in the non-professional studios that we have to work in with barking dogs and rumbling trucks.
My website & music: www.herbhartley.com MC4/5/6/X1e.c, on a Custom DAW Focusrite Firewire Saffire Interface BMI/NSAI "Just as the blade chooses the warrior, so too, the song chooses the writer "
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spacealf
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Re:Nice mic/ loud computer
2012/02/10 21:57:53
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Ah, there always the singing at 2 to 3 or so AM at night. That might work, although the hours may be bad for some. I was also first (since Sonar does that automatically) at 60dB reading out - no noise, and then set the meters at 78dB and really no noise, until I got to setting the meters at -90dB range to see what was really going on. A little noise there, but then it was in the middle of the night.
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cwestmont
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Re:Nice mic/ loud computer
2012/02/12 18:45:27
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Seven fans are definitely going to be a problem. Some ideas: Replace the fans with low noise alternatives. I think quiet fans are around 20 dB, which should be workable. You probably have a beast of a graphics card in there that runs hot but is not necessary for DAW work. Replace it with a cheap low end card and run with fewer fans. Ther are some websites that specialize in low noise components and advice - Google silent PC review. Good luck!
My music: Hummingbird Cinema (vocal tracks, covers and remixes) Mosaic Manifesto (remixes and instrumentals) "If you can solve your problem, then what is the need of worrying? If you cannot solve it, then what is the use of worrying?"- Shantideva One can acquire everything in solitude - except character. -- Marie Henri Beyle Windows 7 Intel Core i7-4770 3.4 GHz 8 GigaBytes DRAM Sonar X3 Roland QuadCapture
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timidi
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Re:Nice mic/ loud computer
2012/02/12 19:38:41
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treating your room can help lowering computer noise a lot. As refections and such will tend to amplify the noise. I'm pretty anal about computer noise as I like to do softer voc/acoustic stuff with the computer 4 feet away. Since I built my new computer and treated my room a little, it's almost bearable. At this point, I question the validity of being so anal and of really how important it all is in the grand scheme of things. But hard to say in your case because I can't hear your noise. Beyond that, there are lots of noise plugs that can help. Let me ask you. Does this sound like there's a loud computer in the room? http://soundclick.com/share.cfm?id=10901441 I can hear it but, to me, it is irrelevant anymore.
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Guitarhacker
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Re:Nice mic/ loud computer
2012/02/12 20:17:35
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they sell quiet fans at the computer stores....so that is an option too.
My website & music: www.herbhartley.com MC4/5/6/X1e.c, on a Custom DAW Focusrite Firewire Saffire Interface BMI/NSAI "Just as the blade chooses the warrior, so too, the song chooses the writer "
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LpMike75
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Re:Nice mic/ loud computer
2012/02/12 21:01:45
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" border="0" /> " border="0" /> " border="0" /> cwestmont - You are correct, I have an expensive gaming card in there. That's alot of the reason for the open case and fans. The gaming case looks like this. The problem I think is the open top which allows alot of circulation but also allows all the noise to get out. Timidi - I really like your song, nice writing and production (as per usual). Where the computer sits theres foam corner traps behind it and regular foam traps on the side. My room is far from perfect I have some treatment but could use more for sure. Above is my room with most of the gear removed guitars/amps etc. I never had a problem with the fan noise getting into my recordings until I got this mic. I was using a dynamic mic for all my recordings (you know the saying, when your only tool is a hammer..) The condensor mic sounds fantastic but it can pick up a pin being dropped in the other room Herb - I'm not sure the fans could be any quieter under the circumstances. As you can see with the above picture (thats not my case but I have the same thing) the top and sides are open to allow maximum air flow. I think the answer is going to have to be a new computer, "whisper quiet" as Jim and Scott say. Thanks for the thoughts and suggestions again guys,
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cwestmont
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Re:Nice mic/ loud computer
2012/02/15 13:37:15
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Don't let me stop you from buying a new machine, but you could spend <$100 and replace that graphics card. Your system is built to dissipate 350 watts from graphics alone: http://www.legitreviews.com/article/745/8/ Replace the card, remove some fans, and maybe run this software: http://www.almico.com/speedfan.php If you do end up buying a slient PC, would love to hear about your choice and experiences after 6 months or so.
My music: Hummingbird Cinema (vocal tracks, covers and remixes) Mosaic Manifesto (remixes and instrumentals) "If you can solve your problem, then what is the need of worrying? If you cannot solve it, then what is the use of worrying?"- Shantideva One can acquire everything in solitude - except character. -- Marie Henri Beyle Windows 7 Intel Core i7-4770 3.4 GHz 8 GigaBytes DRAM Sonar X3 Roland QuadCapture
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