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(1) Level
Controls the 1/4" jack input level on channels 1 and 2 and the 1/4" jack input and XLR input on channel 3.
(2) Low EQ
An active tone control (shelving type: +/-15 dB) that varies the low frequency range.
Caution: Excessive low frequency boost causes greater power consumption and increases the
possibility of speaker damage.
(3) Hi EQ
An active tone control (shelving type: ± 15 dB) that varies the hi frequency range.
(4) Mid EQ
An active tone control (peak/notch type: ± 15dB) that varies the mid frequencies. (channel 3)
(5) CH4/Monitor Level
Controls the input level for channel 4. Controls high-impedance microphones or other high-level sources
equipped with a 1/4" phone plug.
(6) Headphone Level (KB3 only)
This sets the level to the headphone jack on the rear panel. To avoid damage to your hearing‚ make sure
to turn the dial fully counter-clockwise before using headphones. Slowly turn the knob clockwise until a
comfortable listening level is set. This does not affect the master level.
(7) Master Level (KB3 only)
This knob sets the overall level for the unit. Make sure the Master level is completely down (full counter-
clockwise) before powering up the unit. This does not affect the headphone level.
(8) Power Switch
This two-way rocker switch applies power to the unit when placed in the ON position.
F R O N T P A N E L
1 5 6
2 3 4 7 8