The K3 has very high dynamic range, requiring a high-level local oscillator
(the synth). One way to minimize spurs ("birdies") in a superhet design of this
type is to include very narrow-band filtering, which we used throughout the
radio. The ham-band filters are all just a bit wider than the ha
Yes, I have been held hostage for £63.93 for UK Customs and Parcel Farce
charges.
They have failed (despite saying they have) contacted me re the delivery, so
tomorrow I have to try and track my parcel and wrench it from their grasp !
Stewart G3RXQ
On Mon, 4 May 2015 21:23:31 +0200, F5vjc wrote:
Hi Folks I am hearing about this new ksyn3a's synthesizer boards late in
the game can some one tell me are these boards approved by elecraft ?
How much are they ? how difficult are they to install . Thanks to all
who try to help this lost one ! JOhn kb2huk
On 5/4/2015 9:33 AM, Jim Sheldon wro
Thanks, Arie.
I've never tried diversity reception. I must get around to it soon. The birdies
are a worrisome report.
73, Mike NF4L
> On May 4, 2015, at 7:14 AM, Arie Kleingeld PA3A wrote:
>
> I installed two new SYN3A's yesterday in K3 #1255
>
> A very positive surprise: The diversity mode
I installed two new SYN3A's yesterday in K3 #1255
A very positive surprise: The diversity mode has improved a lot. The
'woosh' during tuning has competely gone! Super.
A negative surprise: Tuning noise on 40m (S3 !) plus birdies.
I will install the tuning noise reduction mod (of 2009) now and
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