Lexicon MPX 100 User Manual

Input
Sets the level of the incoming
signal. LEDs indicate accept-
able signal level (green), or
clipping (red).
Output
Controls the analog output level.
Front Panel Overview
VARIATION
Selects program variations for the effect bank cur-
rently selected by the PROGRAM knob (8 variations
for each Single effect and 16 variations for each Dual
effect). When PROGRAM is set to User, selects one
of 16 memory locations for user programs.
Mix
Controls the proportion of processed
(wet) to unprocessed (dry) signals.
TAP
Flashes for tempo-
based programs. Press
twice to set a tempo.
Hold to have input level
determine tempo.
(When pressed with
Store activates MIDI
Learn.)
Bypass
Mutes or bypasses the signal depending on the
setting of the System Bypass parameter. (Press for
2 seconds to access System Parameters.)
2
Effects Lvl/Bal
Sets the level of the Single
effects and the balance of
the Dual effects.
PROGRAM
Selects program banks
(Single, Dual, or User).
Store
Initiates store procedure.
(When pressed with Tap, ac-
tivates MIDI Learn.)
Edit LED
Lights to indicate
program is altered
but not stored.
Adjust
Modifies the param-
eters of the current
program.

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