Hi Ron, Agreed! Let's face it...if you have a K2 the only way to do better is to get a K3. And if you have a K3...well, you can't hope to do better (until the K4 comes out!)
73 - Ken --- On Wed, 3/30/11, Ron D'Eau Claire <r...@cobi.biz> wrote: > From: Ron D'Eau Claire <r...@cobi.biz> > Subject: RE: [Elecraft] AF-1 For Sale or Trade > To: "'Ken Alexander'" <k.alexan...@rogers.com> > Cc: elecraft@mailman.qth.net > Date: Wednesday, March 30, 2011, 10:51 AM > No argument Ken! The AF-1 wasn't > created as a K2-specific accessory, but as > a useful little filter for any receiver (especially > "lesser" receivers > without the K2's filtering) or as an adjunct to simple > homebrew receivers. I > don't use the low pass capability with the K2 either. > > My point was that it does provide a nice "audio peaking > filter" (APF) that > many people enjoy on the K3. And again you are right - I > use the APF only > for certain specific situations where the signal is down in > the noise. > > I was pointing out that capability for anyone without a K3 > who wanted that > feature for their K2, K1 or even the KX1. > > 73, > > Ron AC7AC > > > -----Original Message----- > > Hi Ron, > > I did notice the peaking effect, but I didn't think the > improvement was all > that profound. Also, the effect of the low pass filter is > barely noticeable > on the K2. I sent an e-mail to tech support at Elecraft > and was told to use > it with a receiver with a wider audio bandwidth. > > I considered that a non-answer, but after thinking more I > realized what they > were saying was that the K2's audio was already pretty > narrow so I shouldn't > expect much. They hint at that in their description of > the AF-1 on their > website. I think the AF-1 would be much more effective > overall when used > with a "lesser" receiver. For my ear, the K2 doesn't seem > to need the help. > > 73 - Ken > > > > --- On Tue, 3/29/11, Ron D'Eau Claire <r...@cobi.biz> > wrote: > > > From: Ron D'Eau Claire <r...@cobi.biz> > > > > FWIW, among other things it does an > > excellent job of emulating the K3's > > Audio Peaking Filter (APF). The peak has variable gain > and > > Q that can > > literally pull signals down in the noise up into the > clear. > > > > > > Great addition to the K2 for weak signal enthusiasts. > > > > > Ron AC7AC > > > > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
