3-8 7865 Stereo Input Channel
J-Type Revision J2005-2
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A dual-concentric potentiometer where the ‘inner’ knob is the ‘Boost/Cut’ control for
the EQ section and the ‘outer’ knob is the ‘Frequency’ potentiometer.
Boost/Cut±18 dB
FrequencyVariable from 20Hz to 200Hz
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Press the “EQ IN” button to put the equalizer in the channel signal chain.
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Press the “LP IN” button to put the Low Pass Filter in the channel signal chain.
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Press the “HP IN” button to put the High Pass Filter in the channel signal chain.
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The default routing for the EQ and Filter sections is ‘post’ the insert point.
Press the “PRE INS” button to re-route the EQ and Filter sections ‘pre’ the insert
point.
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Variable frequency control for the Low Pass Filter. The ‘knee’ frequency can be var-
ied from 1.2kHz to 35kHz.
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Variable frequency control for the High Pass Filter. The knee’ frequency can be var-
ied from 14Hz to 400Hz.
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Stereo input channels have a “SEND” and “RETURN”
break-jack
facility. This is to
allow the channel signal to be sent out to, and returned from an external stereo
audio-processing unit. The channel signals are always present at the two “SEND”
jacks, but when ‘insert’ is not selected, the channel signals will by-pass the
“RETURN” jacks.
Press the “INS” button to ‘open’ the “RETURN” jacks and receive the modified signal
from the external stereo audio-processing unit.
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This function ‘isolates’ the module switch data from the computer. There are many
instances during a production rehearsal, when module routing or level changes need
to be made to solve a problem.
When you are rehearsing a sequence of cues, there may not be time to record the
changes in all of the cues that are affected. When you press the ‘ISOLATE’ button,
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