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qipi
Posts: 2
Registered: ‎01-21-2013
Accepted Solution

Choosing the right audio interface

Hi,

I sent this to Craig, I guess he did not see it, so I post it here:

 
I wrote to Focusrite the following question, and got an answer:
 
 
"
Hi,
I am in big dilemma.
I am in the process of renewing my professional recording studio,
and I need to choose an audio interface.
 
I am going to use a LOT of very heavy vst/vsti effects, including WAVES plug-ins suite,
EQWL, NI INSTRUMENTS,GARITTAN,SOUND TOYS , etc.
All this things will be used on a high end PC with CUBASE 5 WIN 7 64BIT.
There will be projects which will have at least 66 channels of VSTI and VST effects on each of them, and many vocals audio tracks – heavy load.
The only thing I am going to record is vocals and maybe a guitar, but mostly
Vocals – so no need for many I/O'S.
At first I wanted to go with the Saffire 56, especially for the liquid preamps but then I was suggested to go with the Saffire 24 DSP, due to the short I/o's amount and the VRM tech'.
 
So here come the questions:
 
1) Can any of the interfaces
(Saffire 56 \ DSP 24) can handle the massive amount of VST and audio channels?
What about **latency**? – I saw some tests about the card *RTL* which
Was not so flattering.
 
2)The recording quality : I saw that the sapphire 24 dsp sample rate
Is only 96 kHz and the Saffire 56 has 192 kHz, is it going to have
effect the recording quality , or its minor thing?
What about the A2D D2A Quailty?
 
3)I do not have mic preamp, is the liquid preamps will be a good deal or should I go with the 24 DSP?
 
4) Do you have any audible examples of the Saffire 56 or 24?
 
I understand that RME and especially Apogee has the best A2D/D2A chips and the recording quality and pretty standard in the above range budget - am I going to get *better recording result* and *lower latency* from those type of cards or from other company, for that matter, or the difference will hardly be noticeable?
 
I am must emphasize that the recoding level and everything else must be in the
Most highest standards exist in the music industry – Is some of the mentioned units (Saffire 56/24 DSP) can stand it or I should go with other audio interface?
"
 
 
Focusrite answer:
 
 
"
VST counts and latency are a far more complicated issue than that. It's extremely system specific, through many factors. There's no way I could predict what your system could handle.

That said, we aim to get the best results possible on as many systems as possible.

If you want converters that compete with the other brands you mentioned, then check our the Forte. It's got RedNet preamps and the best converters for its class. It's designed to be in competition with those other brands, feel free to review the specs on the product page:

http://global.focusrite.com/usb-audio-interfaces/forte/specifications

And bare in mind we quote strict AES standards, rather than just chipset specs as many do, as detailed here:

http://global.focusrite.com/news/what-is-aes17-
"
 
After all this, I want to ask a few questions:
 
 
1)      Does the FORTE recording quality is really professional?
 
2)      There are a lot of comments saying to go with the RME babyFace instead due to their stable drivers and low latency.  Can the FORTE deal with project of the kind I stated in the question in terms of performance? (I have very strong PC with I7 and 32GB of RAM)
3)      Can I connect the FORTE to headphones amplifier?
4)      Is there other card to consider which gives great quality and low latency in average price?
 
 
To sum up, Do the Forte meets my needs or do you recommend something else? (If I had the money I whould have go with Prism)

 

Another thing: I am thinkning in buying Foucsrite's ISA-1, I read that a dedicated preamp is better than the

"on board" preamps - Is the quality is really better using preamp or it will be hardly noticble?

 

And if I am connecting a preamp to an audio interface - if the interface's AD/DA is no so grate, does

the preamp will compensate about this? --> I thought about buying an audio interface with "less" recording quality but with good ratings in the latncy part.


 
Thank you very much!

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Super Contributor
MikeRivers
Posts: 4,978
Registered: ‎12-18-2005

Re: Choosing the right audio interface


qipi wrote:

I am going to use a LOT of very heavy vst/vsti effects

The only thing I am going to record is vocals and maybe a guitar, but mostly
Vocals – so no need for many I/O'S.

1) Can any of the interfaces
(Saffire 56 \ DSP 24) can handle the massive amount of VST and audio channels?

What about **latency**? – I saw some tests about the card *RTL* which
Was not so flattering.
 
2)The recording quality : I saw that the sapphire 24 dsp sample rate
Is only 96 kHz and the Saffire 56 has 192 kHz, is it going to have
effect the recording quality , or its minor thing?

What about the A2D D2A Quailty?
 
3)I do not have mic preamp, is the liquid preamps will be a good deal or should I go with the 24 DSP?
 
I am must emphasize that the recoding level and everything else must be in the Most highest standards exist in the music industry


 

I have a hard time answering someone who emphasizes that what he wants to buy must be professional and to the highest standards. If that's what you really need, then you shoudl be working with a consultant who can discuss your specific needs with you and make recommendations. I think that Focusrite gave you a fair answer not knowing who you are. Would you care to introduce yourself and tell us about some of your projects that led you to the point where you demant utmost quality? And what your final products in the near future will be? It would really help a lot. More so when, at the end of your post, you used the words "average price."

On the surface, if all you're using the interface for is recording vocals, you can use something quite simple that plugs into a USB port and get very good results as long as your your recording environment, your mic, your monitoring system, and your talent (both the vocalist and you as the entineer/producer) are up to the task. Rather than a plug-and-play interface, you might want to consider the system approach where you can choose the mic preamp, the A/D converter, and the computer interface separately.

That being said, the interface doesn't significantly contribute to the load, so it won't affect the number of effects and virtual instruments you can use in a project, nor will it affect the number of tracks your project can have since you're really only passing one channel to the computer at at time for recording, and (I presume) you're mixing on the computer so it only needs to pass two channels out.

As Focusrite told you, there are lots of things that contribute to latency, and there are also different latencies which can affect you in different ways during different phases of the project. To me, the most important latency is input monitor latency, the time between when a singer sings a word and when it gets back to his ears in the headphones. Equally important to someone who records in real time with virtual instruments is how long after you press a key do you hear a sound. There are some tricks that can be played with the interface hardware to turn around an input source and send it to the output with very little delay.You can reduce buffer sizes to reduce latency, but all you're doing there is finding out how little a safety margin your system will tolerate before it can't keep up and drops samples.

In the Focusrite Saffire and Scarlett range, this is done using a DSP mixer built into the hardware. But when you must monitor what's coming out of the computer, that's where you get into the big latency numbers, and that's the part that's a function of many things, the driver being one, but probably the greatest contributor the to total latency is the processor or virtual instrument itself.

I have some actual input-to-monitor latency measurements in reviews of the Focusrite Liquid 56 and Scarlett 6 and 18i6 interfaces on my web site. I was truly amazed at how little input monitoring latency there is with those units. Focusrite was going to sent me a Forte for review but it hasn't shown up yet.

My opinion of the Liquid preamps is that they might be useful now and then, but I figured I'd use the cleanest preamps nearly all the time and then **bleep** up the sound as I saw fit later on in the production process.

My opinion of high sample rates is that they're a necessary evil brough on by industry pressure. Some plug-ins might work better at 96 kHz because it gives them more bits to play with, and a number of poeple like to make their masters at 96 kHz. Some even say it sounds better, but it all depends on where that master is going. But the good thing is that 4x sample rate doesn't sound worse than 2x sample rate as was the case maybe as much as half a dozen years ago, so if your clients are paying for it, you might as well use it, at least 96 kHz.

As far as outboard preamps are concerned, they're all different. I had no complaints with the preamps in the Saffire and Scarlett units that I reviewed, and if Focusrite says the RedNet series preamps that they use in the Forte are even better, I'd believe them, but in reality, I might not care about the difference. Or I might. And, sure, you can connect a Forte, or any of the other interfaces you're mentioned, to a headphone amplifier.



--
"Today's production equipment is IT-based and cannot be operated without a passing knowledge of computing, although it seems that it can be operated without a passing knowledge of audio." - John Watkinson, Resolution Magazine, October 2006
Drop by http://mikeriversaudio.wordpress.com now and then
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Community Manager
Anderton
Posts: 21,260
Registered: ‎05-15-2002

Re: Choosing the right audio interface

[ Edited ]

To which I would add...latency is a moving target. The bigger the project and the more work the computer has to do, the greater you'll need to set the latency. One workaround is a DAW's freeze function, another is to create a stereo premix of your tracks, open a new project, insert the premix, record your part that requires really low latency, then import that part back in your original project.

Another issue is delay compensation for resource-hungry plug-ins, which can also affect latency if the signal has to be delayed significantly to compensate for processing time through a plug-in.

Finally, how an interface performs also relates to other components in the computer. Go to the RME forums, or any interface company's forums, and you'll find people who are having problems. For example some people don't know that having wi-fi turned on can degrade audio performance. Once I reviewed a Focusrite interface that simply wouldn't work until I updated my graphics card drivers, which admittedly were pretty old. Conversely, I've heard of people having problems with the PreSonus VSL1818, but I tried it with three different computers (one Mac, one Vista, one Windows 7 64-bit) and it worked perfectly. This is why it's so difficult to give a "one size fits all" answer, especially for Windows machines, which can have huge variations in hardware.

Interestingly, Rain computers is trying to remedy this situation by selling what they call a "RainPAK" system. It's a computer designed around specific software and a specific interface that's sold as part of the system, and there's also a hand-holding level of support. So basically, you buy a Cubase-centric "appliance" that's optimized for running music software and hardware, not Doom frame rates.

There are now eight music videos posted on my YouTube channel, including a cover of "We Gotta Get Out of This Place," which joins "Little Pieces", "Black Market Daydreams," and "When the Grid Goes Down" (complete with disturbing video )
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Super Contributor
nat whilk II
Posts: 2,259
Registered: ‎07-15-2005

Re: Choosing the right audio interface

You're asking a lot of questions that can only be fully answered by someone with extensive knowledge of the various hardwares you're looking at, plus detailed knowledge of your actual DAW and studio setup. And your budget. And your own level of expertise.

But your questions are all certainly valid. We all have these same questions when trying to upgrade our setups.

My advice is that you find as many reviews of the equipment you're looking at as you can. Reviews written by acknowledged experts, mainly. Articles that appear in Mix Magazine, or Sound on Sound, or are written by experts such as Craig (and Mike Rivers, and others you can find with time and patience.) Download the manuals of the gear you're considering and study them, too.

In other words, you'll have to piece your new setup together item by item, and I guarantee that you won't really ever absolutely know if you bought the "best" equipment or not. But you'll know what it can and can't do, and how you can make the most of it. Whether or not it will sound "professional" or not will be 99% up to your own skills and knowledge in using the gear.

I can't say this with too much emphasis - don't buy a lot of new gear all at once. One or two things at most is all I can handle, incorporating them into my little studio.

The way I buy is this -

1 - first I identify the next piece of gear that can make the biggest difference in improving my output. That might be an instrument, might be a preamp, might be a good technical book, might be singing lessons. But the deal is to identify the one thing that will make the biggest difference, and work on that, hard.

2 - when I'm actually ready to buy, I pick the thing that does the basics with similar quality as the expensive stuff, but usually lacks the fancier features. For example, I'd pick a great sounding mixer without motorized faders over an "ok" sounding mixer with motorized faders. I'll end up paying a lot less, getting the great basic sound, and working a bit more to make up for the lack of bells and whistles.

3 - So when I go to the next item to work on - I've got a foundation of quality from the prior things I've purchased and worked with. The next thing to buy should not compromise the quality of the prior things you've bought.

Every studio is a custom job - a unique setup that evolves over time and has endless little twists and angles and glitches and sweet spots all it's own. Takes bloody forever unless you've got a few hundred thousand to pay other people to put it together and run it for you....

best of luck - and take your time.

nat whilk ii
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Valued Contributor
Posts: 11,724
Registered: ‎07-25-2005

Re: Choosing the right audio interface

[ Edited ]

 
1) Can any of the interfaces
(Saffire 56 \ DSP 24) can handle the massive amount of VST and audio channels?
What about **latency**? – I saw some tests about the card *RTL* which
Was not so flattering.
 
2)The recording quality : I saw that the sapphire 24 dsp sample rate
Is only 96 kHz and the Saffire 56 has 192 kHz, is it going to have
effect the recording quality , or its minor thing?
What about the A2D D2A Quailty?
 
3)I do not have mic preamp, is the liquid preamps will be a good deal or should I go with the 24 DSP?
 
4) Do you have any audible examples of the Saffire 56 or 24? 


1.  The interfaces don't handle the VST stuff, your computer processor does.

2.  It's a minor thing.  I guarantee in a blind listening test, you could not tell the difference.

3.  If you really want pro level sound, you will want at least one dedicated vocal preamp.  I would suggest a Universal Audio LA-610 mkII or something comparable.

4.  You would not be able to tell the difference, I would bet $1000.

 

If all you need is to record one vocal at a time, all you need is an interface with 2 inputs and 2 outputs.  The ones you talked about put emphasis on things you don't need (lots of inputs and outputs.)   I would pair that with a suitable matched pro microphone and a pro mic preamp and expect pro quality vocals (assume you can sing pro and use the gear pro too.)

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Super Contributor
MikeRivers
Posts: 4,978
Registered: ‎12-18-2005

Re: Choosing the right audio interface

Let me add one more thing. I apologize in advance if I'm totally wrong about this, but I get the sense that you're pretty new to digital recording with a computer. Here are some words to live by:

1. It's hard to go totally wrong with anything you buy these days as long as you stay out of the darkest corners of the bargain basement. Though it's an important link in the chain, there are many more things standing in the way of making a high quality recording than the audio interface. Your 30 years of recording (if that's your background) should have taught you this, but it's easy to lose sight of the rest of the real world when you're faced with a decision to buy technology with which you're not totally familiar or comfortable.

2. Don't think that your first (or this) purchase will be your last one. Both technology and requirements change very rapidly. Buy a good quality interface today and you can probably count on it for the next five years and by then you'll need to start learning all over again. But at least in the time working with what you have, you'll learn what you need to learn more about.


--
"Today's production equipment is IT-based and cannot be operated without a passing knowledge of computing, although it seems that it can be operated without a passing knowledge of audio." - John Watkinson, Resolution Magazine, October 2006
Drop by http://mikeriversaudio.wordpress.com now and then
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Occasional Contributor
learjeff1
Posts: 12
Registered: ‎01-20-2013

Re: Choosing the right audio interface

Mike is right.

If you were comparing two different designs, the difference between 96kHz and 192kHz would be dwarfed by the quality of the converters.  I don't know whether these two share similar designs, though.  But in any case, if you are concerned by issues caused by high track counts and heavy DSP use, you should probably stick with 44.1 kHz, which will cut your CPU usage in 1/2 or 1/4 compared to these faster speeds.  (Or use 48kHz, if your end target is DVD audio rather than CD audio.)

If you only need two inputs, for recording at most one stereo track at a time, then get a converter that only has one input.  The money spent on the extra converters is completely wasted.

The difference between the world's best converters and typical decent converters is minimal and has far less to do with the quality of the result than a lot of other things.  Save your money on converters and spend it instead on good instruments, mics, mic preamps, and studio sound treatments.  Those will *really* make a difference.  The converters won't.

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New Contributor
qipi
Posts: 2
Registered: ‎01-21-2013

Re: Choosing the right audio interface

[ Edited ]

Thank you very very very much! :smileyhappy:

 

You helped me a lot to make order in the chaos in my poor brain!

 

Thanks to everyone who answered and helped me,

keep the good work!

 

Edit: By the the way I choose the MBOX PRO 3.

 

After searching reviews I saw Craig's review this card!!! - Seems to best feet my needs at the

moment to get used to the digital world!!!

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