The Heath instructions for the DX-60 specifically state that for Novice operation to only increase the loading to 100ma for Novice operation (75W) or to 150ma for normal (full power) operation.
Bob K5MYJ ----- Original Message ----- From: "rbethman" <[EMAIL PROTECTED]> To: "Discussion of AM Radio in the Amateur Service" <[email protected]> Sent: Sunday, November 23, 2008 1:08 PM Subject: Re: [AMRadio] Low Power AM? > Bob, > > I'm NOT Pete. He may feel insulted. LOL > > You're using a PI network, NOT a link tuned system. If you reduce > loading, AND maintain plate dip, You will indeed reduse output AND go > NON-RESONANT. > > This opens a whole other can of worms. > > Bob - N0DGN > > Bob Macklin wrote: > > No Pete, > > > > I am saying to reduce the load capacitor and maintain the dip on the plate > > capacitor. > > > > It's the same as reducing the coupling on a link coupled final. > > > > Bob > > K5MYJ > > ----- Original Message ----- > > From: "rbethman" <[EMAIL PROTECTED]> > > To: "Discussion of AM Radio in the Amateur Service" > > <[email protected]> > > Sent: Sunday, November 23, 2008 12:48 PM > > Subject: Re: [AMRadio] Low Power AM? > > > > > > > >> Bob, > >> > >> While the plate transformer may well handle that, you are tuning off > >> resonance of the PI network. That results in tuning off the Plate dip. > >> I would NOT imagine that this concept would do the 6146s any good at all. > >> > >> I would suspect that a reduction of Drive would be wiser. > >> > >> Bob - NoDGN > >> > >> Bob Macklin wrote: > >> > >>> Can't you just run at reduced input by reducing the loading? Then run > >>> > > the > > > >>> tube(s) at the CCS rating. The power transformer should take that. > >>> > >>> Bob > >>> K5MYJ > >>> ----- Original Message ----- > >>> From: "rbethman" <[EMAIL PROTECTED]> > >>> To: "Discussion of AM Radio in the Amateur Service" > >>> <[email protected]> > >>> Sent: Sunday, November 23, 2008 12:14 PM > >>> Subject: Re: [AMRadio] Low Power AM? > >>> > >>> > >>> > >>> > >>>> George, > >>>> > >>>> Good question! There is NO mention of RTTY operation ANYWHERE in the > >>>> Apache Manual. > >>>> > >>>> I'm also not sure how you can safely reduce the power out put following > >>>> the tuning procedures, WITHOUT doing some damage to some components. > >>>> > >>>> It does just fine on AM and CW. Mixed results on SSB with the SB-10. > >>>> > >>>> Bob - N0DGN > >>>> > >>>> > >> -- > >> Bob - NØDGN > >> > >> ______________________________________________________________ > >> Our Main Website: http://www.amfone.net > >> AMRadio mailing list > >> Searchable Archives: http://www.mail-archive.com/[email protected]/ > >> List Rules (must read!): http://w5ami.net/amradiofaq.html > >> List Home: http://mailman.qth.net/mailman/listinfo/amradio > >> Help: http://mailman.qth.net/mmfaq.html > >> Post: mailto:[email protected] > >> To unsubscribe, send an email to [EMAIL PROTECTED] with > >> the word unsubscribe in the message body. > >> > >> > > > > ______________________________________________________________ > > Our Main Website: http://www.amfone.net > > AMRadio mailing list > > Searchable Archives: http://www.mail-archive.com/[email protected]/ > > List Rules (must read!): http://w5ami.net/amradiofaq.html > > List Home: http://mailman.qth.net/mailman/listinfo/amradio > > Help: http://mailman.qth.net/mmfaq.html > > Post: mailto:[email protected] > > To unsubscribe, send an email to [EMAIL PROTECTED] with > > the word unsubscribe in the message body. > > > > > > -- > Bob - NØDGN > > ______________________________________________________________ > Our Main Website: http://www.amfone.net > AMRadio mailing list > Searchable Archives: http://www.mail-archive.com/[email protected]/ > List Rules (must read!): http://w5ami.net/amradiofaq.html > List Home: http://mailman.qth.net/mailman/listinfo/amradio > Help: http://mailman.qth.net/mmfaq.html > Post: mailto:[email protected] > To unsubscribe, send an email to [EMAIL PROTECTED] with > the word unsubscribe in the message body. > ______________________________________________________________ Our Main Website: http://www.amfone.net AMRadio mailing list Searchable Archives: http://www.mail-archive.com/[email protected]/ List Rules (must read!): http://w5ami.net/amradiofaq.html List Home: http://mailman.qth.net/mailman/listinfo/amradio Help: http://mailman.qth.net/mmfaq.html Post: mailto:[email protected] To unsubscribe, send an email to [EMAIL PROTECTED] with the word unsubscribe in the message body.
