Chamber reverb
Chamber reverb
The chamber reverb emulates the sound of echo chambers found in early recording
studios. This is characterised by a rapid build up of reflection density within a small to
medium sized space coupled with a relatively colourless and smooth decay.
Reflective surface materials and air absorption properties can be simulated by adjusting
the high and low frequency cut amount and high frequency damping. Low frequency
decay and cross-over parameters allow relative control over the low band reverb tail
length. This can be used to either simulate real room responses, which often have a
longer decay time at low frequencies, or alternatively can be useful to reduce low
frequency energy in a live environment where it may already be present due to the
natural reverberation of the venue.
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PRO1 Live Audio System
Operator Manual
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Element
Function
input meter
Two adjacent 11-LED columns — one each for left and
right — comprise the input meters.
mix control knob
Adjusts the dry/wet signal ratio.
modulation
Specifies the combined rate and depth of modulation
control knob
applied the reverb tail.
contour time
Controls the time over which the reflection density
control knob
increases during the initial portion of the reverb tail.
lf x-over control
Specifies the cross-over frequency for the low
knob
frequency decay (lf decay), in the range 20Hz –
500Hz.
output meter
Two adjacent 11-LED columns — one each for left and
right — comprise the output meters.
Audition button
This momentary-action button triggers a short
internally generated sound to aid reverb evaluation
(as a check).
hf cut control
High frequency cut control knob applies a 6dB/Oct
knob
low pass filter to the input signal, in the range 200Hz
to 20kHz.
lf cut control knob
Low frequency cut control knob applies a 6dB/Oct
high pass filter to the input signal, in the range 10Hz
to 500Hz.
hf damp control
High frequency damping, progressively reduces the
knob
high frequency content over time, in the range 1kHz
to 20kHz.
lf decay control
Specifies the ratio of decay for low frequency content,
knob
in the range 0.5 – 2.0.
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