Krell Service


Love to hear turn around times you have recently experienced at the Krell factory service dept.
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Any idea what would make my Krell fpb350mcx amps make an aweful loud electrical discharge noise as heard through the speakers? This is when I switch to standby from amps being on. Thanks in advance.
Do both amps do it Derrick? Could be the power supply caps are going bad or it could be the switch is not muting the sound anymore.
Yes both amps do this.They are about 10 years old.Is this normal Krell life expectancy?
I don't think so. Maybe they just need a tune up. Why don't you call Krell service?
If your preamp is disconnected, does it make the sound? If no, it could be your preamp. It's extremely rare for both amps to fail at the same time.