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Discussion Starter · #1 ·
My sub has a slight pop each time the system is turned on. The way it’s wired is Helix DSP.3S hardwired remote from accessories and then all 3 amps remote bridged off the Helix. The other 2x 4ch’s/front stage are fine, it’s just the sub/mono that pops. Amp is an Alpine PDX-M12 and sub is an Image Dynamics IDQ12.

Any ideas on what might be causing this?

Thanks!
 

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Discussion Starter · #7 ·
if you remove the sub amp rcas and the pop goes away, try increasing the dsp turn-on delay.

if the pop still exists with the rcas removed, look at adjusting the amp settings like gain, bass boost, etc. check install-related stuff like grounds.

if the rcas are unplugged, all the settings have been completely fiddled with, install related issues resolved: then it might be a bad amp.
Would delaying the DSP work seeing as my amps are hardwire remote bridged off DSP?

How much delay are we talking?
 
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