[Elecraft] Any Consideration of a Receive Only K3?

Rob May roblitespeed at hotmail.com
Tue Mar 9 18:54:01 EST 2010


Maybe just a software change to disable transmit for areas where unlicensed persons can't have one.  I agree, the cost savings of leaving out the transmit circuitry is not worth the redesign effort.  The K3/10 is not outrageously priced compared to other high end SW receivers.
Rob
NV5E

> From: n1al at cds1.net
> To: rtavan at gmail.com
> Date: Tue, 9 Mar 2010 15:36:03 -0800
> CC: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Any Consideration of a Receive Only K3?
> 
> On Tue, 2010-03-09 at 13:06 -0800, Rick Tavan N6XI wrote:
> > I doubt that a receive-only K3 would cost significantly less than a K3/10.
> 
> Looking at the schematics, it looks to me like it would save the 12W
> power amplifier, some $2 relays, the T/R switching circuitry, and
> several connectors.  I doubt if the savings in parts would be enough to
> pay for the re-engineering involved when amortized over the number of
> units sold.
> 
> > Unless there are licensing issues in a particular country, an SWL could buy
> > a K3/10 with a sub-receiver and enjoy full diversity reception today. Just
> > be careful not to transmit.
> 
> I agree.  A QRP K3 with suitable options makes a pretty cost-effective
> high-performance SWL receiver just as it is.
> 
> Al N1AL
> 
> 
> 
> > /Rick N6XI
> > 
> > On 3/9/10, Dave Rickmers <ricketzz at dslextreme.com> wrote:
> > >
> > > A version minus the 12 Watt exciter would be very easy to implement,
> > > would it not?  The SWL BCBDXer community is interested.  The DSP
> > > synchronous detector will be a major attraction for shortwave listeners.
> > >
> > >
> 
> 
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