Hey Bob, Sorry for not getting back to the board been a busy day. I have checked all the wiring. I have tried the 6hz AM filter. This really has me stumped. I will give Elecraft a call the first part of the week and see what we can come with.
Thanks, Rick Bob Naumann wrote: > > Have you checked the wiring to your external speaker? > > After the addition of the sync AM I have zero distortion on AM signals > with > my K3 - I have the 6kHz filter for AM. > > 73, > > Bob W5OV > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Richard Jones - > KJ5QY > Sent: Saturday, December 05, 2009 11:50 PM > To: [email protected] > Subject: Re: [Elecraft] K3 Distorted Sound while using AM > > > Hey Joe, > > Thanks for the fast reply! > > No, I do not have the AGC Off, nor have I changed any of the "settings" > within the AGC (Menus). I should have stated that in my original post. > Anyway, I am really stumped as what the problem is. > > If you happen to have a K3 equipped as mine, could try to listen to an AM > station with the "Volume" turned up, to see if you are receiving the > distortion? > > I should have been more specific, the radio is totally loaded. It does > have the 8 Pole filters in both receivers. From my recollection I have > the > following filters: 250 Data & CW, 2.1 for SSB, 2.8 for SSB, and 6 for > AM, > and 13 for FM. I hope this makes it a litter clearer and not more > confusing. > > Thanks Joe, > > Rick > > > > Thanks, > > Rick > > > > Joe Planisky wrote: >> >> Hi Rick, >> >> Do you perhaps have AGC turned off and the AF LIM set to a value of >> less than 30? The distortion and eventual cutting out of audio at >> high levels you are describing sounds a lot like the intended AF >> limiter action. If so, the solution is to either turn on AGC, or >> increase the AF LIM setting closer to 30. I find an AF LIM setting of >> 28 allows as much dynamic range as I want while still protecting my >> tender ears from various pops and static crashes. >> >> The AF limiter is intended to protect your ears and speakers from >> unexpectedly loud signals when AGC is turned off. It will prevent the >> output from exceeding the preset value at the expense of distortion. >> >> >> 73 >> -- >> Joe KB8AP >> >> >> >> On Dec 5, 2009, at 8:50 PM, Richard Jones - KJ5QY wrote: >> >>> >>> Hello, >>> >>> I am having a problem when I go into AM, or AM sync. Example: I go >>> to an >>> AM Shortwave station. If I turn the AF gain past approximately 3/4 or >>> farther the radio starts to "Stutter, Distort, and finally the audio >>> disappears. I cannot make out what is coming out from my speaker. >>> The >>> audio is completely distorted or gone. I noticed I could rotate the >>> Af gain >>> (Counter Clockwise) and it would go back to less distortion. I did >>> check >>> the external speaker jack and also unplugged it only to find the same >>> problem. >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> >> > > -- > View this message in context: > http://n2.nabble.com/K3-Distorted-Sound-while-using-AM-tp4120316p4120453.htm > l > Sent from the Elecraft mailing list archive at Nabble.com. > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > > -- View this message in context: http://n2.nabble.com/K3-Distorted-Sound-while-using-AM-tp4120316p4123626.html Sent from the [K3] mailing list archive at Nabble.com. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
