plssss help

D.V.R · 16th July 2006, 16:38

Hey guys i recently removed the stock blau hu given by GM in my optra with a pio FH-5000MP double din unit. from the day i got it installed whenever i increase the volume to more than 15 the max being 40 i hear jarring ,screaming,crap noises from the speakers.These noises were not there in earlier blau HU.The speakers have not been changed they are the ones which came with the car. why is this hapenning?

rsjaurr · 16th July 2006, 17:04

Set the HPF [high pass filter] on ur HU at about 80-100Hz.this will prevent low freq. sounds going to ur spkears which r not capable of handling those and thats why distortion of sound.

16th July 2006, 16:38	#1
D.V.R BHPian Join Date: Jul 2006 Location: Sydney / Secunderabad Posts: 278 Thanked: 14 Times	plssss help Hey guys i recently removed the stock blau hu given by GM in my optra with a pio FH-5000MP double din unit. from the day i got it installed whenever i increase the volume to more than 15 the max being 40 i hear jarring ,screaming,crap noises from the speakers.These noises were not there in earlier blau HU.The speakers have not been changed they are the ones which came with the car. why is this hapenning?
	() Thanks

16th July 2006, 17:04	#2
rsjaurr BHPian Join Date: Sep 2005 Location: Batala Posts: 777 Thanked: 28 Times	Set the HPF [high pass filter] on ur HU at about 80-100Hz.this will prevent low freq. sounds going to ur spkears which r not capable of handling those and thats why distortion of sound.
	() Thanks