[Elecraft] K3 TX delay

[Joe Subich, W4TV]

Rich,

Since I don't use an amplifier, I can't say for sure.  However, TX
Delay should only be applied to the first element in semi-break in
(VOX) or PTT (and with PTT, TX Delay should be triggered by PTT not
Key In).

73,

    ... Joe, W4TV


On 2/15/2012 11:04 AM, Richard Ferch wrote:
> I think there's a bit more to it than that, Joe. My recollection, based
> on my experience in SS CW a couple of years back, is that if CONFIG:TX
> DLY is set to 20 ms, the K3's CW (with an external keyer) is "choppy"
> even when using semi-breakin or PTT. I can't be 100% sure whether I was
> using VOX or PTT, but I know for certain I was not using QSK, and I got
> reports of "distinctive-sounding" CW, not just a truncated first
> element. Setting CONFIG:TX DLY to 8 ms appears to have fixed it.
>
> 73,
> Rich VE3KI
>
>
> W4TV wrote:
>
>> One solution is to use a keyer like the K1EL WinKey that permits
>> adding a fixed length to the elements to compensate for the K3's
>> "bit clipping".  However, the proper solution would be for the K3
>> to extend each element by the length of TX Delay when in QSK and
>> extend the initial element by TX Delay when in semi-break in.
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