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Orban 464A Operating Manual page 35

Gated leveler/compressor/high-frequency limiter/peak clipper

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Co-Operator
OPERATION
3-7
Sound
System
Protection
(Unattended
Bi-amped
System)
Place
the
Co-Operator
before the crossover,
amps, and
drivers.
METER
CAL
HF
LIMIT
PRE-EMPHASIS
INPUT
ATTEN
GATE THRESH
RELEASE
TIME
REL
SHAPE
LEVEL
COMPR
HF
LIMIT
+3
(= amplifier
clip
point)
match
to
thermal overload
characteristic of driver
(see
the table
on page
3-10)
so system
is
below feedback
when
AGC
is
at
OdB
5
6
SOFT
ON
ON
OPERATE
Clipper
jumper
OPERATE
Sound
System
Protection
(Attended
Bi-amped
System)
Place
the
Co-Operator
after
the crossover.
Use one
channel
for
low
frequency, the
other
for
high frequency.
METER CAL
HF
LIMIT
PRE-EMPHASIS
INPUT
ATTEN
GATE THRESH
RELEASE
TIME
REL
SHAPE
LEVEL
COMPR
HF
LIMIT
+3
(= amplifier
clip
point)
match
to
thermal overload
characteristic of driver
(see
the table
on page
3-10)
for
G/R
equal
to
the
amount
of leveling
&
compression wanted
OFF
0
HARD
OFF
ON
OPERATE
*
Clipper
jumper
OPERATE
The mode
button
can be
set
to
dual
in
high-SPL
environments.
*
Set both hf
limit
buttons
to
off
when
using
one
channel
for
low frequency
and one
channel
for
high frequency.

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