Behavior of P3 Display Upon K3 Memory Recall

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Behavior of P3 Display Upon K3 Memory Recall

Gary Ferdinand
I should like to suggest that a boundary-condition change be made to the P3
display behavior.    The current behavior I view to be a firmware defect.
 
P3 mode settings are:   Fixed Tune mode.  Half Span.
 
Current behavior:  When recalling a frequency from a K3 memory and that
frequency is off the current display of the P3, the P3 sets the cursor (and
therefore frequency) at the left edge of the screen.  This obscures
everything below the memory-recalled frequency.
 
Suggested behavior:  Since the P3 has no idea in which direction tuning will
subsequently occur, the cursor/frequency should be placed in the exact
middle of the P3 display.  In that manner the P3 is useful to both sides of
the memory-recalled frequency.
 
 
My current workaround is to doubly-hit the CENTER(HOLD) key on the P3.  That
is doubly timing sensitive:  Did I hold it long enough to be recognized as a
HOLD?  Did I time the second HOLD closely enough (and long enough) to cause
the cursor to be centered?   This isn't good.  
 
Another workaround is for me to tune the VFO down in frequency some
arbitrarily small amount and then back.   This puts an approximation of the
proper frequency in the center due to the specified Half Span, but only an
approximation, since "Half Span" is relative to wherever I tuned down to.
 
 
I run net operations.  I wish to be on-frequency with a single button push.
I do not wish to use the other mode of tracking, whereby the cursor stays in
the center and the display moves behind it.  My brain does not think that
way.  The displayed band segment (in my mind) should be constant, and it's
the VFO that is varying, not vice-versa.
 
Tnx es 73,
 
Gary W2CS
 
 
 
 
 
 
 
 
 
 
 
 
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Re: Behavior of P3 Display Upon K3 Memory Recall

Mike K2MK
Hi Gary,

I can't say that I have experienced your spotting situation but I would like to describe a different way of getting a signal into the center of the P3 screen in Fixed-Tune mode. I have P3 function key FN4 set to toggle between Fixed-Tune mode and Tracking mode. By pressing it I get the signal of interest to the center of the screen in Tracking mode and pressing it again returns me to Fixed-Tune mode except the signal stays in the center. The double press can be done instantly.

Then I took that one step further. I'm generally on CW using WriteLog for contests and as a general logging program. I'm always using the K3 Auto Spot to zero in on a CW station of interest. I created a macro in WriteLog to activate the K3 Auto Spot and to twice activate P3 function key FN4. It's really cool.

73,
Mike K2MK



Gary Ferdinand wrote
I should like to suggest that a boundary-condition change be made to the P3
display behavior.    The current behavior I view to be a firmware defect.
 
P3 mode settings are:   Fixed Tune mode.  Half Span.
 
Current behavior:  When recalling a frequency from a K3 memory and that
frequency is off the current display of the P3, the P3 sets the cursor (and
therefore frequency) at the left edge of the screen.  This obscures
everything below the memory-recalled frequency.
 
Suggested behavior:  Since the P3 has no idea in which direction tuning will
subsequently occur, the cursor/frequency should be placed in the exact
middle of the P3 display.  In that manner the P3 is useful to both sides of
the memory-recalled frequency.
 
 
My current workaround is to doubly-hit the CENTER(HOLD) key on the P3.  That
is doubly timing sensitive:  Did I hold it long enough to be recognized as a
HOLD?  Did I time the second HOLD closely enough (and long enough) to cause
the cursor to be centered?   This isn't good.  
 
Another workaround is for me to tune the VFO down in frequency some
arbitrarily small amount and then back.   This puts an approximation of the
proper frequency in the center due to the specified Half Span, but only an
approximation, since "Half Span" is relative to wherever I tuned down to.
 
 
I run net operations.  I wish to be on-frequency with a single button push.
I do not wish to use the other mode of tracking, whereby the cursor stays in
the center and the display moves behind it.  My brain does not think that
way.  The displayed band segment (in my mind) should be constant, and it's
the VFO that is varying, not vice-versa.
 
Tnx es 73,
 
Gary W2CS
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Re: Behavior of P3 Display Upon K3 Memory Recall

Gary Ferdinand
Hi Mike,

Toggling between fixed tune and tracking mode is certainly faster and more
predictable than anything I've found as a work around.  Thanks for the
suggestion.  I'll give it a try.  

Since I'm not always contesting, I'd like to find a way to make the P3
cursor be well behaved without using a macro from a connected computer.  If
I could assign a macro to a P3 FN key, that would be a great general
solution.

Thanks for the toggle suggestion, Mike; it's a good one.

73/Gary W2CS


>
>I can't say that I have experienced your spotting situation but I would
>like to describe a different way of getting a signal into the center of
>the P3 screen in Fixed-Tune mode. I have P3 function key FN4 set to
>toggle between Fixed-Tune mode and Tracking mode. By pressing it I get
>the signal of interest to the center of the screen in Tracking mode and
>pressing it again returns me to Fixed-Tune mode except the signal stays
>in the center. The double press can be done instantly.
>
>Then I took that one step further. I'm generally on CW using WriteLog
>for contests and as a general logging program. I'm always using the K3
>Auto Spot to zero in on a CW station of interest. I created a macro in
>WriteLog to activate the K3 Auto Spot and to twice activate P3 function
>key FN4. It's really cool.
>
>73,
>Mike K2MK
>
>
>
>
>Gary Ferdinand wrote
>>
>> I should like to suggest that a boundary-condition change be made to
>> the
>> P3
>> display behavior.    The current behavior I view to be a firmware
>defect.
>>
>> P3 mode settings are:   Fixed Tune mode.  Half Span.
>>
>> Current behavior:  When recalling a frequency from a K3 memory and
>> that frequency is off the current display of the P3, the P3 sets the
>> cursor (and therefore frequency) at the left edge of the screen.  This
>> obscures everything below the memory-recalled frequency.
>>
>> Suggested behavior:  Since the P3 has no idea in which direction
>> tuning will subsequently occur, the cursor/frequency should be placed
>> in the exact middle of the P3 display.  In that manner the P3 is
>> useful to both sides of the memory-recalled frequency.
>>
<SNIP>

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Re: Behavior of P3 Display Upon K3 Memory Recall

Joe Subich, W4TV-4

>>> Suggested behavior: Since the P3 has no idea in which direction
>>> tuning will subsequently occur, the cursor/frequency should be
>>> placed in the exact middle of the P3 display. In that manner the
>>> P3 is useful to both sides of the memory-recalled frequency.

I'm not so sure that placing the signal in the exact center of the
display is correct either.  Rather, the signal should be placed in the
"central half" of the display consistent with maintaining even 5/10/25
KHz upper/lower frequency boundaries.

73,

    ... Joe, W4TV


On 2/15/2012 8:19 PM, Gary Ferdinand wrote:

> Hi Mike,
>
> Toggling between fixed tune and tracking mode is certainly faster and more
> predictable than anything I've found as a work around.  Thanks for the
> suggestion.  I'll give it a try.
>
> Since I'm not always contesting, I'd like to find a way to make the P3
> cursor be well behaved without using a macro from a connected computer.  If
> I could assign a macro to a P3 FN key, that would be a great general
> solution.
>
> Thanks for the toggle suggestion, Mike; it's a good one.
>
> 73/Gary W2CS
>
>
>>
>> I can't say that I have experienced your spotting situation but I would
>> like to describe a different way of getting a signal into the center of
>> the P3 screen in Fixed-Tune mode. I have P3 function key FN4 set to
>> toggle between Fixed-Tune mode and Tracking mode. By pressing it I get
>> the signal of interest to the center of the screen in Tracking mode and
>> pressing it again returns me to Fixed-Tune mode except the signal stays
>> in the center. The double press can be done instantly.
>>
>> Then I took that one step further. I'm generally on CW using WriteLog
>> for contests and as a general logging program. I'm always using the K3
>> Auto Spot to zero in on a CW station of interest. I created a macro in
>> WriteLog to activate the K3 Auto Spot and to twice activate P3 function
>> key FN4. It's really cool.
>>
>> 73,
>> Mike K2MK
>>
>>
>>
>>
>> Gary Ferdinand wrote
>>>
>>> I should like to suggest that a boundary-condition change be made to
>>> the
>>> P3
>>> display behavior.    The current behavior I view to be a firmware
>> defect.
>>>
>>> P3 mode settings are:   Fixed Tune mode.  Half Span.
>>>
>>> Current behavior:  When recalling a frequency from a K3 memory and
>>> that frequency is off the current display of the P3, the P3 sets the
>>> cursor (and therefore frequency) at the left edge of the screen.  This
>>> obscures everything below the memory-recalled frequency.
>>>
>>> Suggested behavior:  Since the P3 has no idea in which direction
>>> tuning will subsequently occur, the cursor/frequency should be placed
>>> in the exact middle of the P3 display.  In that manner the P3 is
>>> useful to both sides of the memory-recalled frequency.
>>>
> <SNIP>
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:[hidden email]
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>
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