C-2
Lexicon 480L Owner's Manual
Specifications
The following specifications are subject to change
without notice.
Audio
Audio Inputs (Two)
Levels +6 to +28 dBm; electronically
balanced
+6 to +28 dBm; unbalanced
Impedance 30 kilohms in parallel with 100 pF
Common Mode
Rejection Ratio >40 dB, 20 Hz to 20 kHz
Connectors Female XLR
Transformer
Option User-installable;
Jensen JE-11P-1
Audio Outputs (Four)
Levels +6 to +24 dBm transformerless
balanced (600 ohms)
+6 to +20 dBm unbalanced (600
ohms)
Minimum load impedance 150
ohms
Impedance 33 ohms
Common Mode
Rejection Ratio >35 dB, 20 Hz to 20 kHz
Connectors Male XLR
Transformer
Option User-installable;
Jensen JE-123-SLPC
Frequency Response*
20 Hz to 20 kHz, +0.5 dB, -1 dB
Dynamic Range*
98 dB typical over temp. range, 22.4 kHz unweighted
noise bandwidth
Total HarmonicDistortion and Noise
<0.015% @ 1 kHz limit level (+18 dBm unity gain)
<0.05% 20 Hz to 20 kHz @ 20 dB below limit level
IM Distortion Channel Separation
<0.05% SMPTE IM @ limit level
>75 dB @ 1 kHz or >70 dB, 20 Hz to 20 kHz
Encoding
18 bit equivalent linear PCM
Sampling Rate
48.0 kHz/44.1 kHz – selectable
LARC
(Lexicon Alphanumeric Remote Control)
Controls
Four mode-select buttons (BANK, PROG, VAR, REG)
used with ten numeric select buttons (1 to 0); a page
selectbutton (PAGE); a control program key (CTRL); a
machine-select key (MACH); two auxiliary control
buttons (MUTE, STO); six sliders for smooth
control of up to 128 parameters per program with
associated display-select buttons
Display
Two lines of 12 alphanumeric LEDs for interactive
display; additional line of 24 alphanumeric LEDs (six
groups of four for each slider); dual 16-position LED
headroom indicator (calibrated -24 to +12 dBm with
overload warning)
Connector Type
DE9
Cable
50-ft extra-flexible cable; cables can be linked
Operating Distance
Up to 100 feet when powered from mainframe; up
to1000 feet possible with optional remote power
source for LARC
*These specifications are for 48 kHz sampling rate setting.
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