MTX Audio THUNDER Serie Manuel Du Propriétaire page 3

9. Bass Boost Level Switch (Mono Block) - This switch can boost bass level by 0dB, 6dB, or 12dB.
The boost frequency is centered at 50Hz.
10. High Pass Filter (Full Range) - This controls the frequencies played for the front channels. Low
frequencies can be cut off from OFF to 200Hz. At OFF position, no low frequencies cut off,
meaning full range.
11. X-Over Mode and Frequency Control (Full Range) - These controls allow control over the
frequencies played for the rear channels. There is an option for Low Pass, Full Range, or High
Pass. In LP or HP mode, the crossover frequency can be tuned from 50Hz to 750Hz.
12. Power Indicator - This LED will light up when the amplifier is working properly.
13. Protection Indicator - The Red LED will light up and flash if there is a fault presented to the
amplifier. Please disconnect the amplifier and resolve the fault before reconnecting the amplifier.
PANEL LAYOUT
4-Channel Amplifier Panel Layout
5 6 10
1
M T X . C O M
6 11 13
2 3 4
12
3