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Audio Concepts 110 - Audio Interface Buyer's Guide.
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An audio interface...
never includes mic preamps, these must be added as separate hardware
cannot expand its I/O
may come as a desktop or rackmount device
doesn't need AD/DA converters, because it's a computer peripheral
Zero-Latency Monitoring means...
the incoming live signal is routed through the DAW to the performer's headphone mix
the incoming live signal is turned down to zero level (muted)
the incoming live signal is never routed to the performer's headphone mix
the incoming live signal is routed back out to the performer's headphone mix without being digitized
The MIDI protocol transmits...
audio from the interface to the computer
audio between the computer and the interface
MIDI performance data but no audio
audio from the computer to the interface
DSP refers to...
an interface's own CPU chips that provide power for dedicated plug-ins
Direct Sonic Playback, a type of D/A converter
Digital Sound Performance, a subset of the MIDI protocol
plug-ins that run off the computer's built-in CPU
the audio inputs and outputs on an audio interface
What are the two most common current connections for interfaces?
FireWire and ADB
USB and ADB
Thunderbolt and HDMI
USB and Thunderbolt
What is a Monitor Mix?
It's always the same as the mix heard by the engineer in the Control Room
It's a mix always played only over monitor speakers
It's a dedicated mix for the performers' headphones
It's the Front-of-House mix heard by the audience in a live show
A/D or A-to-D stands for...
Audio to DSP
Digital to Analog
Analog to Digital
Analog to DSP
An ADAT connection...
carries 8 channels of digital audio both ways per cable
carries 32 channels of digital audio one way per cable
carries 8 channels of digital audio one way per cable
carries 8 channels of analogl audio one way per cable
ADAT Lightpipe is
a digital I/O expansion protocol commonly included with interfaces
Buzz Lightyear's pal in Toy Story 5
a MIDI data connection commonly included with interfaces
an analog audio connection commonly included with interfaces
A "character" mic preamp...
a mic preamp designed by an offbeat equipment designer
is designed to impart a little "digital" character
is designed to get rid of any lingering "analog" character
is designed to impart a little "analog" character
Interfaces specifically intended for mobile devices...
are typically small & portable, with one or two audio inputs
never include apps or software, as a cost-cutting measure
always have at least an 8x8 I/O configuration
never have mic inputs because mobile devices always include a built-in mic
Most mid-level interfaces used by medium-sized project studios...
will probably utilize high-end Thunderbolt connections
will invariably have at least an 8x8 I/O configuration
don't include mic preamps, as a cost-saving measure
will probably utilize USB connections
In macOS, an Aggregate Device...
is designed to troubleshoot aggravation caused by a malfunctioning interface
uses S/PDIF connections to expand interface I/O
uses ADAT connections to expand interface I/O
combines two or more audio interfaces in software to expand interface I/O
The typical smallest audio interfaces...
have a 2x2 I/O configuration
have an 8x8 I/O configuration
never include mic preamps, as a cost-saving measure
always require a software driver
A class-compliant audio interface...
doesn't require a software driver
comes free with the computer
is the built-in audio output in the computer
always requires a software driver
carry audio signals in to and out of the computer DAW
have no real advantage over the computer's built-in audio I/O despite wide popularity
all use the same type of computer connection
are only needed in professional recording studios
Professional studio frequently opt for...
rackmount 8x8 interfaces with I/O expandability
no audio interface, relying on the computer's high-quality built-in audio I/O
class-compliant interfaces that don't require a software driver
desktop 2x2 interfaces
What is an Instrument input on an interface?
It's the same as a microphone input
It's a Low-Z input specifically for acoustic guitar/bass
It typically uses an XLR connector
It's a Hi-Z input specifically for electric guitar and bass
Audio Concepts 110
Audio Interface Buyer's Guide
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