Lexicon MPX 100 Product Introduction

Lexicon Inc. • 3 Oak Park • Bedford MA 01730 USA • Telephone 781-280-0300 • Fax 781-280-0490
PRODUCT HIGHLIGHTS
• 240 Factory Programs; 16 User programs
• Classic true stereo reverb programs: Ambience, Plate, Chamber, Gate, Hall and Room as well as
Tremolo, Rotary, Chorus, Flange, Pitch, Detune, 5.7 second Delay and Echo
• Dual Effect configurations include Dual Mono, Dual Stereo, Cascade and Parallel with combinations
of Flange, Pitch, Chorus, Delay and Reverb
• Front panel Adjust knob allows instant control over the current program
• Easy-to-use Learn mode patches a MIDI Controller or Program Change to as many as 5 front panel
controls (Mix, Effects Level/Balance, Adjust, Bypass and Tap)
• Tempo-controlled rates and delay times lock to Tap tempo or MIDI Clock
• Tap tempo can be set by audio Input, the front panel Tap button, optional footswitch, MIDI controller
or Program Change
• Dry or Muted audio output can be controlled from the front panel Bypass button, optional footswitch,
MIDI Controller or Program Change
• 24-bit Digital Signal Processing
• 20-bit A/D, D/A with a frequency response of 20Hz to 20kHz ±1dB
• Analog outputs provide >95dB Dynamic Range
• S/PDIF digital output provides simultaneous wet or dry 20-bit digital output with >100dB Dynamic
Range
• High impedance input allows you to use a variety of instruments from guitars to keyboards
• Left output doubles as a headphone output
• Software-selectable MIDI OUT/THRU port
• System mode provides access to system-wide settings and MIDI features:
Assign front panel Bypass button as Input Mute or Bypass
Enable or Disable Learned Patches
Mute or Bypass during Program loads
Wet or Dry Digital Output
MIDI OUT or THRU
Enable or Disable MIDI Program change
Enable or Disable incoming MIDI Clock
Global or Program Specific Tempo
MIDI Dumps for the current program, all 16 User Programs, or System mode settings
MPX 100 Dual Channel Processor
Stereo 44.1kHz S/PDIF Digital Output

Lexicon MPX 100 Specifications

Audio Inputs and Outputs

audio input level	-30dBu to +4dBu
audio input impedance	500K unbalanced
audio output level	+8dBu typical
audio output impedance	75Ω for Headphone output

Digital Audio

digital audio output	20-bit Digital S/PDIF
sample rate	44.1kHz
conversion	20 bits A/D, 20 bits D/A

Frequency and Distortion

frequency response	20Hz-20kHz, ±1dB
thd+n	<0.05%, 20Hz-20kHz
dynamic range A/A	>95dB typical, 20Hz-20kHz, unweighted
dynamic range A/D	>100dB typical, 20Hz-20kHz, unweighted
crosstalk	45dB

Power and Environment

power requirements	9VAC wall transformer
operating temperature	32° to 104°F (0° to 40°C)
relative humidity	95% non-condensing

Weight and Dimensions

dimensions	19"W x 1.75"H x 4"D (483 x 45 x 102mm)
weight	2 lbs, 2 oz (0.959kg)
internal audio data path	DSP: 24-bit