[Elecraft] (K3) Saving and Recalling M1-M4 per-band quick memories

Brett Howard brett at livecomputers.com
Sun Jul 4 19:59:17 EDT 2010


Ok not sure if I am understanding this wrong or not...  But I've
configured my M1-M4 as follows:

M1 = 14.0 - 14.15 - CW mode - width 350Hz
M2 = 14.15 - 14.35 - SSB mode - width 1.5K w/ a shift of .95
M3 = 14.03 - 0.000 - Data Mode (FSK D) - width 500Hz Dual PB
M4 = 14.03 - 14.06 - Data Mode (PSK D) - width 1.5Khz

I was then able to recall these just fine...  However as soon as I
tapped HI/WIDTH twice to view the width it would then update the
passband icon and  show the BW to be 500Hz.  Then subsequent
recallings of M4 recall the memory with a 500Hz BW.  Does seem like
something is slightly amiss there...

~Brett (N7MG)


On Sun, Jul 4, 2010 at 3:04 PM,  <d_joyce at sympatico.ca> wrote:
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> ________________________________
>
> Perhaps someone can clarify / correct my use of the per-band quick
> memories.  I'm using M1 to M4 to save sub-band frequencies and filter
> positions with BW settings in each of the bands 160 thru 10 and having a
> problem.
>
> Installed roofing filters are 2.8, 1.8, 1.0, 400 & 250.  Firmware is 4.03 /
> 2.60.
>
> For example on 20 Meters if I save 14,010 and BW of 450 using FL4 with V>M,
> M1 - I can recall it correctly with M>V, M1.  If I save 14,195 and BW of 2.1
> using FL1 with V>M, M3 - I can recall it correctly with M>V, M3.
>
> The problem is with two data modes memory settings on 20M at M2 & M4.  If I
> save 14,080 and BW of 450 (and dual passband) using FL4 (for RTTY) - that
> saves and recalls correctly to / from M2.   However, if I save 14070 and BW
> of 3KHz (for PSK) using FL1 and save it to M4, then go to one of M1, M2 or
> M3 freq BW set and then try to recall M4 it comes up at the correct
> frequency but the filter BW is now back to 450 Hz using FL3 (the setting I
> used for M2). (The filter graphic seems to be correct but the actual filter
> is not as previously set.)  It seems that there is only one allowed set of
> BW and Filter setting for the two Data modes.  (I'm using FSK-D for RTTY and
> PSK-D for PSK).
>
> Can anyone offer an explanation or correction of what what I'm doing wrong?
> Or is this a limitation of what can be saved in the memory positions M1 -
> M4?
>
> The manual isn't really too clear on this level of detail.
>
> Thanks & 73
>
> Doug   VE3MV
> K3/100 s/n 2432
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