[Elecraft] K3 and N1MM Logger Configuration Rosetta Stone

[Greg - AB7R]

Hi Jim.  I've notice something like timing problems or part of the first character being 
chopped when CW AND PTT are set at the same time.  If I only set either DTR or RTS to key CW 
and no PTT action it keys perfectly.

-------------------------
73,
Greg - AB7R
Whidbey Island WA
NA-065


On Mon Mar 16 23:00 , "Jim Brown"  sent:

>On Mon, 16 Mar 2009 21:13:03 -0400, n0tk at aol.com wrote:
>
>>I need some help from anyone who has successfully used their K3 
>and
>>N1mm Logger connected through the computer serial Com1 port. 
>
>I do that a lot. It works great. 
>
>>I select Config Ports and have the settings under the Hardware Tab
>>as Always CW 
>
>What that check means is "use this port to send CW"
>
>>and Don't Change Radio Mode. 
>
>I have both of the top boxes checked. There are special reasons for 
>certain contests where you might want to change that. 
>
>>Under the Hardware Tab I select K3 for Com1 
>
>Good. Although, if you're not sure that the port you're using is 
>really com1, check it out. I've had laptops that put com1 only on a 
>port extender and com2 on the computer itself. 
>
>>with DTR(Pin4) and RTS(Pin7) both set to Always On as suggested by 
>>the N1MM information displayed. 
>
>TILT! There's your problem. I'm assuming you want N1MM to send CW. 
>To do that, left click on the "Set" button for COM1, then choose CW 
>for DTR (pin4). To run only CW, choose Always Off for RTS (pin 7). 
>If you want the computer to send PTT to the radio, choose PTT for 
>RTS(pin7). With DTR Always On, the serial port won't send CW. With 
>RTS(pin7) Always On, you'll be stuck in Transmit if you set the 
>radio for PTT on RTS. 
>
>Now, go to the Config Menu of the K3 (with a LONG button press for 
>the second menu) and go to the PTT-KEY setting. To only run CW, set 
>this for OFF-DTR. To run both SSB with PTT from the computer and CW 
>from the computer, select RTS-DTR. [This is a WONDERFUL feature 
>built into the K3 -- you don't need the transistor between the DTR 
>and the key jack, or between the RTS and PTT. The K3 takes CW 
>directly from pin 4 and PTT directly from pin 7 -- IF your CONFIG 
>setting tells it to do so.  
>
>Now, I'll tell you what I do. On CW, I run QSK with the K3. Follow 
>the K3 manual to get there. If you plug a paddle into the radio you 
>can interchangeably use the paddle and computer keying. For SSB, 
>RTTY, and PSK, I use VOX, NOT PTT. For RTTY and PSK, I feed audio 
>from the computer sound card to the radio, and from the radio to 
>the computer sound card. So I don't use PTT (RTS) at all. Some guys 
>like to use PTT, that's your choice. I'm a serious contester, and 
>VOX works for me. 
>
>BTW -- if you set N1MM to do both CW and PTT, you can still turn 
>off CW or PTT or both with the CONFIG setting for PTT-KEY.  
>
>73,
>
>Jim Brown K9YC
>
>
>
>
>
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