[Elecraft] K3 and VB6

[Rick Prather]

OS X doesn't do it.

Rick
K6LE


On Mon, Oct 13, 2014 at 7:00 AM, Kevin Stover <kevin.stover at mediacombb.net>
wrote:

> It's been this way since the first ham hooked a radio up to a windows
> serial port.
> It's not a radio issue it's an computer issue. Linux does it too.
> I reboot my computers once a week whether they need it or not. Same with
> the radios....they just get turned back on when the computer is up at a
> desktop.
>
> On 10/12/2014 6:47 PM, Don Wilhelm wrote:
>
>> All,
>>
>> While Joe's response will eliminate the behavior, I feel that a fuller
>> explanation is in order.
>> When a computer boots, it will "exercise" the RS-232 signal lines
>> including the RTS and DTR signal lines.
>>
>> If you have your K3 set to do keying or PTT with those lines, you can
>> expect the K3 to go into transmit while the computer does its boot-up.
>>
>> So, take your choices - if you have no need for DTR/RTS keying of the K3,
>> turn the PTT-KEY menu to OFF-OFF as Joe indicated, but if you have need for
>> computer control of the PTT or Keying of the K3 via the DTR or RTS signals,
>> then expect that behavior and either place the K3 into TX TEST or switch to
>> a dummy load while the computer is "doing its diagnostics" during the
>> boot-up cycle.
>>
>> 73,
>> Don W3FPR
>>
>>
>>
>
> --
> R. Kevin Stover
> AC0H
> ARRL
> FISTS #11993
> SKCC #215
> NAQCC #3441
>
>
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