ACOUSTIC SOLUTIONS 150 User Manual

Contents

ACOUSTIC SOLUTIONS 150 User Manual Manual pdf 5 page image

28- GND LIFT: switch grounding of the electronic circuit. Revert the positionin the event of a humming noise generated by the power supply.29- OFF-ON: main switch.30- POWER IN: socket for the power cord (supplied) to connect to the mains.2830298Acoustic Solutions 1501 2 3 4 5 6 7 8 9Acoustic Solutions1501- MIC IN: XLR balanced microphone input impedance, electronically 1KΩ.Allows you to connect a low impedance source and a low output level.2- INPUT: input jack with unbalanced impedance of 1MΩ (to simulate thevalve) to connect any instruments with high output signal. You can not useboth the MIC and LINE because LINE excludes MIC.3- PK: This LED lights up when the preamp section of the first stage is toohigh (follow instructions - GAIN).44- GAIN: gain control of the input stages MIC IN-LINE IN. For properadjustment, gradually increase the GAIN until the PEAK LED ( ) lights up,3then go back down until the LED is turned off again, even with signalpeaks.5- 6- 7- HIGH – MID – LOW: treble controls ( ), medium ( ), low ( ). The5 6 7variations of these controls are +- 15db. Placing the controls in the middledo not give magnification or attenuation of the correspondingfrequencies.8- EFF.: This control is used to adjust the amount of signal to be sent to theDSP effect circuit.9- VOLUME: volume control for the individual channel. This control isdependent on the MASTER volume (26).MIXER SECTION5 Acoustic Solutions 150

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