[Elecraft] Free DV (digital voice as reported in QST-Aprilissue)
Lynn W. Taylor, WB6UUT
KX3 at ColdRocksHotBrooms.com
Wed Apr 3 17:53:09 EDT 2013
Is it safe to assume this is true of the KX3 as well?
-- Lynn
On 4/3/2013 11:47 AM, Don Wilhelm wrote:
> Well, I 'thought' was in the manual, and it *should* be.
>
> Lyle has explained several times here on the reflector (and he should
> know, he designed it) that the onset of ALC action is at the 5th bar.
> The bars below that do not indicate ALC action at all.
>
> Due to the way the K3 controls power, if you do not have sufficient
> audio, the K3 will increase power (thinking there is not enough drive)
> and you will find your power drifting upward as you transmit.
>
> So adjust for 4 bars on the ALC meter (that is *no* ALC) so your power
> will be uniform throughout the transmission. With the K3 you must have
> sufficient audio drive to allow the power controls to work as they should.
> Contrary to the advice given for most transceivers (which do not control
> power in a closed loop), the K3 power will behave strangely if you use
> that advice - which is to set the power for maximum and use the audio
> drive to control the power output. That just will not work with the K3.
>
> 73,
> Don W3FPR
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