[WT-support] wintest in rtty

NOEL POULIN ve2fww at globetrotter.net
Tue Mar 7 01:36:58 CET 2017


Interesting, Bob, I will be using two K3S by the way..
At the moment I have a K3S and a Kenwood...but later that will be two k3s.
Noel

Le 2017-03-06 à 19:32, Bob Wilson, N6TV a écrit :
> On Mon, Mar 6, 2017 at 4:03 PM, NOEL POULIN <ve2fww at globetrotter.net 
> <mailto:ve2fww at globetrotter.net>> wrote:
>
>     Appreciate it...am going to use two networked computers...but the
>     problem will be the lockout circuit.....with me....or a
>     script...will keep on searching....
>
>
> What radio type?  With an Elecraft K3, you can use the Inhibit pins 
> and the Simple Lockout Circuit <https://bit.ly/K3lockout> I designed 
> with N6KR, but use a 5V linear regulated power supply with a 10K 
> pullup resistor to each Inhibit pin instead of Pin 1 to provide the 
> +5V as shown (unless you are using AFSK instead of FSK, in which case 
> you can use the ACC port FSK pin for the +5V).
>
> Note that this is not a "First One Wins" system; if both radios try to 
> transmit at the same time, both will stop transmitting until there is 
> only one left that is asserting PTT.  This is due to a limitation of 
> the K3 firmware (inhibited radio still closes its PTT output).  I hope 
> to convince Elecraft to change this behavior some day.
>
> 4O3A sells some complex lockout boxes that will work better:
>
> http://www.4o3a.com/index.php/products/station-automation/lock-x/
>
> 73,
> Bob, N6TV
>
>
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