1073LB EQ
Front Panel Controls
Hi Freq Cut & Boost
(Top control, Inner knob)
+/-16dB of smooth shelving with a fixed frequency of 12kHz.
Hi Pass Filter
(Top, Outer blue dial)
18dB per octave slope with a selectable threshold of 50Hz, 80Hz, 160Hz or
300Hz.
This control is a different colour to the other outer controls to indicate it
bears no direct relationship to its centre control.
Mid Freq Cut & Boost
(Middle, Inner knob)
+/-18dB of smooth control with a fixed Q and selectable centre.
Mid Freq Selector
(Middle, Outer dial)
Select from 0.36kHz, 0.7kHz, 1.6kHz, 3.2kHz, 4.8kHz or 7.2kHz.
Low Freq Cut & Boost
(Bottom, Inner knob)
+/-16dB of smooth shelving control with a fixed Q and selectable centre.
Low Freq Selector
(Bottom, Outer dial)
Select from 35Hz, 60Hz, 110Hz or 220Hz.
EQ In / Out
The adjacent led will light green when the EQ button is pressed and in
circuit, and unlit when deselected and bypassed.
Sig led
A three-state led gives an indication of the outgoing signal level:
Off below -26dB
•
Lights green between -25dB and +23dB
•
Lights red at +24dB or higher
•
Operation of the front panel is identical, regardless of
whether the unit is configured to work in Standalone Mode
or 1073LB Mic Pre Insert Mode.
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Issue 3.1