Re: [Elecraft] K3-schematic and 2-pole crystal-filter

2013-07-01 Thread Wes Stewart
Except the K3 i-f amplifier is fairly low gain, that gets even lower with hardware AGC. Noise filters are usually used at the end of a high-gain i-f strip. Wes N7WS --- On Mon, 7/1/13, Al Lorona wrote: > From: Al Lorona > Subject: Re: [Elecraft] K3-schematic and 2-pole crystal-filte

Re: [Elecraft] K3-schematic and 2-pole crystal-filter

2013-07-01 Thread Al Lorona
Saturday, June 29, 2013 5:35 AM >Subject: [Elecraft] K3-schematic and 2-pole crystal-filter > > >Hello, > > > >I posted the work below to an eHam forum and one reply suggested posting to >this site. > >Thru another reply I have already verified that my interpreting of t

[Elecraft] K3-schematic and 2-pole crystal-filter

2013-07-01 Thread Jerome Sodus
Hello, I posted the work below to an eHam forum and one reply suggested posting to this site. Thru another reply I have already verified that my interpreting of the K3-block-diagram is ok. So, left unanswered is the reason for the 2-pole crystal-ladder-filter. Hello, I'm to give a talk t