Behringer Bx4500h Ultrabass 450w Bass Amplifier "powered speaker distortion low volume" Questions

...low volume, like at 4, its starts to sound over drive. like i said the amp lose almost all the power. The tubes are new and biased, the speaker its good, what could it be? CHECK VOLUME CONTROL

...low volume gives no real volume, sound is distorted, no burn smell, and in the modern channel sound is a bit higher but very distorted, when is connectec with line out into the P.A sounds great! ...

Powered PA Mixer/Amp which develops distortion on output after around 60 minutes. Also had gear linked to all inputs at the time, three mics, 2 guitars and keyboard. Any ideas out there? Thanks. First

...on even when no input and when bass is plugged in input low volume and distortion at speaker output One half of the power amp has failed. You can damage the speaker... do NOT use this until

...gain is sure to get distortion. 2. Check power adapter is the original and is producing correct voltage. 3. Check that audio cable is high quality instrument cable and not consumer or speaker

...speaker individually on a wire from a stereo or something powered to verify this. A crossover is nothing more than a capacitor (high cutoff) and an inductor.(low cutoff). The 600 watts rating of the ...

speaker, but we checked that and it is ok, what happened? It powers up, with little ''distorted'' volumns. The output stage has a problem. From your description, I'd guess that the high voltage supply

...speaker becomes relatively low and can damage the power amp. The limiter tries to prevent this by sensing the current and or voltage and will back off the gain internally. This causes distortion when ...

...speaker's input signal is clipping, which occurs when the signal level exceeds the maximum capacity of the amplifier. This can cause distortion and loss of audio quality. To address this, you can try ...

distortion at the low end but figured the problem was the speaker. So then I used a universal power adaptor set on 9 volts with correct polarity. I've used it on other devices. But distortion was much