User guide
CHAPTER
9
1
About the UltraLite-mk3 Hybrid
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
The UltraLite-mk3 Rear Panel. . . . . . . . . . . . . . . . . . . . . . . .  10
The UltraLite-mk3 Front Panel . . . . . . . . . . . . . . . . . . . . . . .  11
16-bit and 24-bit recording . . . . . . . . . . . . . . . . . . . . . . . . . .  12
CueMix FX 32-bit floating point mixing and effects. . 12
Host Audio Software. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  12
OVERVIEW
The UltraLite-mk3 is a hybrid FireWire USB2 
audio interface for Mac and Windows with on-
board effects and mixing that offers 10 inputs and 
14 outputs. Both analog and digital I/O are offered 
at sample rates up to 96 kHz, and analog recording 
and playback is offered at rates up to 192 kHz. All 
inputs and outputs can be accessed simultaneously. 
The UltraLite-mk3 is housed in a sturdy, compact 
half-rack enclosure that connects directly to a 
computer via a standard FireWire or USB cable.
The UltraLite-mk3 offers the following main 
features:
■
Universal computer connectivity via FireWire or 
high-speed USB2 
■
Bus-powered operation (FireWire only)
■
Six 24-bit analog quarter-inch (TRS) inputs
■
Ten 24-bit analog quarter-inch (TRS) outputs
■
Two combo XLR/TRS mic/guitar inputs with 
preamps, 48V phantom power, 20 dB pad, and 
Precision Digital Trim™ preamp gain adjustment
■
Operation on all analog I/O at standard sample 
rates up to 192 kHz
■
Digitally controlled analog trim for all analog 
inputs
■
RCA S/PDIF digital I/O at sample rates up to 
96 kHz
■
MIDI I/O
■
On-board SMPTE synchronization
■
Headphone jack with volume control
■
Front panel volume control of the Main Outs (or 
any programmable combination of outputs)
■
CueMix™ FX no-latency mixing, monitoring, 
and effects processing
■
Classic Reverb™ with five different room types, 
three frequency shelves with adjustable crossover 
points, shelf filtering and reverb lengths up to 60 
seconds.
■
Two forms of compression, including a standard 
compressor with conventional threshold/ratio/
attack/release/gain controls and the Leveler™, an 
accurate model of the legendary LA-2A optical 
compressor, which provides vintage, musical 
automatic gain control.
■
7-band parametric EQ modeled after British 
analog console EQs, featuring 4 filter styles (gain/Q 
profiles) to effectively cover a wide range of audio 
material. LP and HP filters are also supplied with 
slopes that range from 6 to 36 dB.
■
Front-panel LCD programming for the mixer 
and all other settings
■
Extensive front panel metering and status LEDs
■
Stand-alone operation
■
Mac and Windows drivers for multi-channel 
operation and across-the-board compatibility with 
any audio software on current Mac and Windows 
systems
■
CueMix FX cross-platform mixing software with 
attractive graphic mixing, graphic editing of 
parametric EQ and a convenient tabbed interface 










