[Elecraft] K3 Beta firmware rev. 2.45 -- TX noise gate, TX INH improved, new remote-control commands

Rick Tavan N6XI rtavan at gmail.com
Wed Oct 1 10:55:25 EDT 2008


You folks have got to try the new noise gate. It's awesome!

/Rick N6XI

On 9/30/08, wayne burdick <n6kr at elecraft.com> wrote:
>
>
>
> MCU 2.45 / DSP 1.92, 9-29-2008
>
> * TRANSMIT NOISE GATE ADDED:  The TX noise gate can be used to suppress
> transmitted audio below a certain level, e.g. a noisy fan (not the one on
> the K3, of
> course). To use the noise gate, locate CONFIG:TX GATE, tap '1' to turn it
> ON,
> then use VFO A to set the desired threshold. Since there's no visual
> indication that
> transmit audio is below the threshold, you should adjust it using the
> transmit voice
> monitor (MON), ideally using headphones. Set the threshold high enough to
> cut off
> transmit audio due to shack noise, but not so high that it causes your
> voice to drop
> out too frequently. The TX GATE threshold can be adjusted in TX TEST mode.
>
>
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