The Rear Panel - Lexicon PCM 81 - REV User Manual

AES/EBU and S/PDIF Inputs
AES/EBU format digital connectors conform to
AES professional standards. S/PDIF format digi-
tal connectors conform to CP-340 Type II and
IEC-958 consumer standards. Only one of these
options (AES or S/PDIF) may be selected for
input.
AC Power MIDI
Standard 3-pin IEC IN
power connector. 100-
Receives MIDI infor-
240V, 50-60Hz auto- mation from other
matic switching to cor-
MIDI equipment such
rect voltage range. as master keyboard
controllers, MIDI foot
controllers, sequen-
cers and synthesizers.
THRU
Passes any MIDI data
received
change.
OUT
Transmits MIDI data to
other equipment.
Balanced Outputs
Output impedance is
125 , each side, bal-
anced, and levels up to
+18dBu maximum full
scale. 1/4" phone con-
nectors and XLRs pro-
vided. Both S/PDIF
and AES outputs are
active at all times.
Footswitch
1/4" Tip/Ring/Sleeve
phone jack for two in-
dependent momen-
tary footswitches
without

The Rear Panel

Balanced Inputs
Input Level
Combined 3 pole XLR
2-position (In/Out)
and 1/4" jacks, elec-
switch for matching in-
tronically balanced.
put gain to the source
Input impedance is
being used. In position
50k
adds 20dB of input
gain (unbalanced) to and 100k
Inputs accept input
the input stages. Out
position provides 0dB levels from -22dBu to
of gain (balanced).
+20dBu.
Foot Controller
1/4" Tip/Ring/Sleeve
phone jack provided
for footpedal with
10k to 100 imped-
ance.
Product Overview
unbalanced,
balanced.
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