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JL AUDIO 250/1
JL AUDIO 250/1
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Old 28th September 2012, 07:18 PM   #21
Perry Babin is offline Perry Babin  United States
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Join Date: Nov 2003
Location: Louisiana
What was the DC voltage at the power/ground terminals when you took this photo?

The voltage appears to be swinging to only 6v but with voltage that low, I would have expected the pulse width to be greater (if the amp would not have gone into low-voltage shutdown at that point).
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Old 24th October 2012, 03:55 PM   #22
S Merlington is offline S Merlington  United States
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Votlage was 13.2 volts I have a 1ohm 25 watt resistor inline with B+ what do i need to add to drop the voltage lower
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Old 24th October 2012, 10:12 PM   #23
Perry Babin is offline Perry Babin  United States
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Join Date: Nov 2003
Location: Louisiana
Is your scope properly calibrated?
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Old 24th October 2012, 10:15 PM   #24
S Merlington is offline S Merlington  United States
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Join Date: Jun 2012
I will re-calibrate it and post the waveform
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