I received my new factory-built KPA500 last Thursday and unfortunately it has a couple of problems - loud chassis buzz on CW and HV drops out of acceptable range with less than 10 watts drive. I sent an email to [hidden email] <mailto:[hidden email]> a week ago today and then followup information on Monday with both an email and the website form.
I’m wondering what the normal response time is with Covid and all the other chaos. Thanks for any insight! Stan Mason K3PW ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
Pick up the phone and call them.
Grant NQ5T > On Oct 30, 2020, at 12:23 PM, Stan Mason <[hidden email]> wrote: > > I received my new factory-built KPA500 last Thursday and unfortunately it has a couple of problems - loud chassis buzz on CW and HV drops out of acceptable range with less than 10 watts drive. I sent an email to [hidden email] <mailto:[hidden email]> a week ago today and then followup information on Monday with both an email and the website form. > > I’m wondering what the normal response time is with Covid and all the other chaos. > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
In reply to this post by Stan Mason
Stan;
Please elaborate - what voltage is the HV dropping to? We set up the factory-build units for the voltages at the factory. What you encounter might be different, so you will need to go through the adjustment exercise described in the manual on page 6 of the rev C3 manual (it might have moved in other revisions of the manual). Also, make sure all the chassis screws are tight, especially the ones holding the rectifier board, and you may need to properly retighten the screw holding down the big transformer to get it to quiet down. Once you get all this taken care of, the KPA500 is a pleasure to use. But then I’m biased… The support guys have been really busy lately, but they will get back to you. You might want to try a phone call to make sure. 73! Jack Brindle, W6FB Elecraft Engineering > On Oct 30, 2020, at 9:23 AM, Stan Mason <[hidden email]> wrote: > > I received my new factory-built KPA500 last Thursday and unfortunately it has a couple of problems - loud chassis buzz on CW and HV drops out of acceptable range with less than 10 watts drive. I sent an email to [hidden email] <mailto:[hidden email]> a week ago today and then followup information on Monday with both an email and the website form. > > I’m wondering what the normal response time is with Covid and all the other chaos. > > Thanks for any insight! > > Stan Mason K3PW > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[hidden email] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [hidden email] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
On Fri, Oct 30, 2020 at 9:55 AM Jack Brindle via Elecraft
<[hidden email]> wrote: > Once you get all this taken care of, the KPA500 is a pleasure to use. But then I’m biased… Can't resist. zero biased? self biased? good old fashion grid biased? Hope everyone is OK and stay safe. 73, Mark W7MLG ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
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