When I say "maintain the dip" I mean I recheck the dip changing the load capacitor.
Bob K5MYJ ----- Original Message ----- From: "Peter Markavage" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Sunday, November 23, 2008 2:34 PM Subject: Re: [AMRadio] Low Power AM? > I must be missing something in your words Bob (DGN). If, after operating > at some plate current and RF output using a PI network, and now you want > to reduce output, why would reducing the loading and re-dipping the plate > capacitor (to return to resonance), become "non-resonant" unless the > words that Bob (MYJ) used, "maintain the dip" means that he doesn't > re-dip the final after a loading control change. Since the beginning of > (my) time, the last thing I always do in a tune up procedure is to dip, > or check the dip, of the final. > > Pete, wa2cwa > > On Sun, 23 Nov 2008 16:08:51 -0500 rbethman <[EMAIL PROTECTED]> > writes: > > 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 > ______________________________________________________________ > 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.
