GM-X1024,GM-X924
- GM-X924/X1R/EW
very-low-frequency range because it is not necessary for the speakers you are using.
If you hear a beat while listening to an AM broadcast with your car stereo, change the BFC switch using a small screwdriver.
BFC (Beat Frequency Control) Switch
The power indicator lights when the power is switched on.Set the LPF/HPF select switch as follows according to the type of speaker that is connected to the speaker output connector and the car stereo system:LPF/HPFSelect Audio frequency rangeSpeakerRemarksSwitchto be outputTypeLPF(Left)N 50 to 120 HzSub-wooferConnect a sub-woofer.OFF(Center)Full rangeFull rangeHPF (Right)50 to 120 Hz NFull rangeUse if you want to cut the
Power IndicatorLPF (Low-Pass Filter)/HPF (High-Pass Filter) Select Switch
If the LPF/HPF select switch is set to LPF or HPF, you can select a cut off frequency from 50 to 120 Hz.
Cut Off Frequency Control
gain controls for speaker outputs Aand B to the same position.this amplifier is connected to a Pioneer car stereo with RCAoutput jacks. If the sound level is too low or distorts, adjust the gain control.of ONORMAL� when this amplifier is connected to a Pioneer car stereo (High voltage output type).
Adjusting the gain controls Aand B will help match the output of the car stereo to the Pioneer amplifier. Normally, set the switch to the ONORMAL� position. If the output is low, even when the vol- ume of the car stereo is turned up, turn these controls clockwise. If there is dis- tortion when the volume of the car stereo is turned up, turn these controls counter-clockwise.YIf you only use one input plug, set theYSet the gain control to ONORMAL� whenYAdjust the gain control to the OMIN� sideFor two-channel input, slide this switch to the left. For four-channel input, slide this switch to the right.
Setting the Unit
Gain ControlRCA Input Select Switch
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ACEC
