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The World of PC Recording
By Dave Casey, TASCAM Product Specialist
A Tutorial Guide on Creating, Optimizing
and Maintaining Computers for Audio Recording
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After you have de-fragged the drive that the Swap File resides
on, re-enter:
Start/Settings/Control Panel/System/Performance/Virtual Memory
At this point, uncheck Disable Virtual Memory. Now that
you have cleared the system of the old Swap File settings, you must
define the new settings. Set the minimum and maximum size of your
swap file to fixed values based on these calculations:
64 MB installed RAM = 128 MB Swap File
128 MB installed RAM = 192 MB Swap File
192 MB installed RAM (or higher) = 256 MB Swap File
*Note: Set the minimum and maximum to the same value.
An advanced trick used by many PC users, is to set up the Swap File
on the outer portion of the hard drives surface, where the
drives stylus can read up to 60% more information on a single
rotation of the platter. Watch an LP spin on a turntable, and see
how far the needle travels on the outer portion of the record vs.
the inner section
a hard drive works exactly the same way.
No USB, Serial, or Parallel Port devices? Shut Em Down!
If you are not using any devices on your USB, serial, or parallel
ports in your setup, go to the BIOS and disable the them. If you
dont currently use them, closing them down will reduce additional
IRQ assignment and unnecessary accessing by the system buss. In
many cases, this is an easy way to resolve IRQ conflicts.
More than one is a crowd
Turn off any programs that are set to load upon bootup. Often Windows
will activate a variety of programs on startup (anti-virus, system
monitoring, etc.). While convenient for the standard PC enthusiast,
this will draw extra processing power away from your audio recording/playback.
Go to Start/Run/ open MSCONFIG, and then select the Startup tab.
Uncheck everything except for your System Tray.
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For reference before you do this, right click on My Computer,
choose Properties, and click on the Performance tab. Note
your available system resources before the preceding operation,
and then when you have completed the process. It will more
than likely result in the reclaiming of 10%-40% of your systems
available resources, resulting in a faster bootup, and improved
performance.
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The Computers Role
By default, Windows will set the role of your computer as a Desktop
computer. This is a safe, all encompassing setting for a general
windows based computer. In dealing with demanding hard disk I/O
functions, and the huge audio data streaming through the system,
it is necessary to shift a bit of the systems muscle to handle
this specific need.
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To change this setting, right click on My Computer
and choose Properties. Select the Performance
tab, and next choose the File System tab. There
is a box that will allow you to change the role of your computer,
change this to Network Server.
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Highly accelerated graphics cards
Unlike modern 3D gaming, the computer audio world does not rely
upon highly accelerated graphics. This being the case, it is not
only unnecessary, but often detrimental to the overall performance
of your system due to the high demands of the card on system timing.
Unless you are doing graphic intensive A/V production, going with
a less accelerated graphics card (4-16 Mb of onboard RAM) will actually
improve the performance of your audio specific system.
Display Bit Depth
Reducing the bit depth you are utilizing on your system will free
up additional processing muscle.
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Most audio programs do not need to be running 32 bit True
Color, so try running 16 bit High Color, or 24 bit True Color
settings. As always, see what works and looks the best for
particular situation. Right click anywhere on your desktop,
select Properties, then select Settings.
You will need to re-start after making changes.
Screen savers and power management
As a rule, dont implement screen savers and power management
functions.
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These features will consume resources at the most inopportune times.
In general, try to avoid having anything running in the background
that can draw processing power away from the primary objective
recording
audio. This includes not only screen savers and power management,
but also virus protection and system monitoring.
Modems
Having a modem on the PCI buss, especially a voice modem, can lead
to conflicts and confusion within some programs which may attempt
to recognize the device as a sound card. If you are able to dedicate
a second machine for your internet needs, this is most certainly
the best way to go. In some cases where the user only has one PC
available to them, it is necessary to have internet access on the
system that you are running your audio software applications. It
is generally recommended that if you must have a modem on your DAW,
that you utilize an external one that takes advantage of a serial
connection. Another solution is to disable the device in the Device
Manager when it is not being used.
Specify and Simplify
If it is at all possible to set up a dedicated audio only
system, this is most definitely the most preferable option. By limiting
and controlling what goes into the computer hardware and software
wise, you will reduce the potential for conflicts and simplify the
process of troubleshooting any problems or conflicts that do arise.
Many times hardware and software specific to audio recording will
not play nicely with others, and usually prefers to
be the king of the sandbox. If it is at all possible, leave the
gaming, Internet and other home computing needs to a
separate system.
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