[Elecraft] Feature Request: improved internal keyer and CW PTT behavior

[Gerald Manthey]

If it were only a chip change to add a winkeyer 3 inside my K3 I would do it in a heart beat.  


> On Feb 16, 2017, at 6:51 PM, Kevin <kstover at ac0h.net> wrote:
> 
> Using the Winkey is not a requirement. It's just a much better keyer than the Elecraft keyer.
> One chip and some extraneous parts...problem gone.
> 
> 
>> On 2/14/2017 9:53 AM, Chester Alderman wrote:
>> First, I admit to not understanding the problem! I do run QSK and VOX during
>> contest and during regular QRQ QSO's. With my K3/Alpha 9500 setup, I can run
>> full QSK CW up to 100 wpm and I have no PTT delay issues? I do not run with
>> PTT asserted and therefore I do not witness the issues other contesters
>> have.. As for N1MM's "poorly designed internal K3 keyer logic", I certainly
>> have to disagree with that comment. During 'normal' contest I operate from
>> 28 to 40 wpm, full QSK and would go nuts if there were any perturbations
>> with my K3's keying.
>> 
>> A so called 'solution' to CW stuttering is to purchase and use the K1EL
>> keyer. The real problem is with Windows op system wherein the CPU is often
>> interrupted to do 'internal chores'; and when this happens, all I/O ports
>> are shut down, which causes the CW stutter. Simply turning off the Windows
>> generated sound, eliminates the stutter issue and the 'requirement' to
>> purchase the K1EL keyer.
>> 
>> 73,
>> Tom - W4BQF
>> 
>> 
>> 
>> -----Original Message-----
>> From: Elecraft [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of
>> donovanf at starpower.net
>> Sent: Tuesday, February 14, 2017 12:53 AM
>> To: Elecraft Reflector
>> Subject: [Elecraft] Feature Request: improved internal keyer and CW PTT
>> behavior
>> 
>> Okay, lets take Eric's lead and open an interesting thread directly related
>> to an excellent Elecraft product.
>> 
>> 
>> 
>> For years many of us have suffered with the odd behavior of the K3
>> in CW PTT mode. There are at least two inexplicble aspects of K3
>> CW PTT behavior that have forced many of us to use external
>> Winkeyers rather than the poorly designed internal K3 keyer logic
>> when the K3 is in CW PTT mode.
>> 
>> 
>> For CW contesters, its necessary to operate the K3 in PTT mode
>> to avoid unwanted VOX delay. But for some strange reason the
>> K3 always applies VOX delay after external PTT is unasserted.
>> I can think of no logical reason why VOX delay should be applied
>> at the end of the external PTT input when the K3 is PTT mode or
>> any other mode. When PTT is unasserted, the K3 should always
>> immediately return to receive mode, no exceptions.
>> 
>> 
>> When using the internal K3 keyer when in PTT mode, for some
>> inexplicable reason the K3 behaves like its in QSK mode. The
>> only way to avoid this is to use VOX rather than PTT mode or
>> to use a foot switch when in PTT mode. Both alternatives
>> are unacceptable.
>> 
>> 
>> The band aid solution many contesters use with excellent results
>> is to avoid using the internal K3 keyer and to use an external
>> K1EL Winkeyer that generates both a key output and a PTT
>> signal generated according to well designed Winkeyer CW PTT
>> logic.
>> 
>> 
>> Why can't the K3 implement logic similar to the Winkeyer to
>> generate the equivalent of "Winkeyer PTT" when using the K3
>> internal keyer when the K3 is in PTT mode?
>> 
>> 
>> 73
>> Frank
>> W3LPL
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> 
> -- 
> R. Kevin Stover
> AC0H
> ARRL
> FISTS #11993
> SKCC #215
> NAQCC #3441
> 
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