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Recent content by Arizona8255

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    RM Italy KL7505v Overheating Protection problem.......H E L P!!!!

    That's okay. Anyone else who has one of the Rm Italy KL7505 amps has probably seen the same problem and they'll perhaps be able to benefit from what I found. My background: I'm an equipment engineer from the semiconductor industry with nearly 3 decades of Ion Implantation experience and I...
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    RM Italy KL7505v Overheating Protection problem.......H E L P!!!!

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    RM Italy KL7505v Overheating Protection problem.......H E L P!!!!

    Hi Andy, It's not anything about power from the regulator. It's that the designers don't want the amp to be used in a room with a high ambient temperature and that's what the little owner's manual says is the reason the amp will go into this mode. It's not because the amp is overheating. It's...
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    RM Italy KL7505v Overheating Protection problem.......H E L P!!!!

    The thing is Andy, the KL7505 isn't really overheating at all when it goes into the shutdown mode. It's because the cabinet isn't ventilated and the Ambient Room Temperature sensor, R7 is located INSIDE rather than outside of the warm cabinet. Just make sure the ambient temp. sensor is able...
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    RM Italy KL7505v Overheating Protection problem.......H E L P!!!!

    Hello Juan Fernandez, I recently bought a very lightly used KL7505 from a guy I met on the radio and found that it also had the same exact problem that you described. I searched the Internet and was able to find a complete and accurate set of schematics for the KL7505. I found that the...
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    Anytone AT-5555n Service Manual.

    Has anyone already added a DSP Noise Cancellation PCB in the AT555N such as the NEDSP1901-PCB from BHI ?
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