[Elecraft] Fw: RTTY Questions

[Joe Subich, W4TV]

On 4/19/2012 9:05 AM, Ian Kahn wrote:
> If you don't use some sort of external interface, how do you key the
> rig? Just set up your software for DTR/RTS via the COM port if you
> have the RS-232 cable connected?

You can do that if your logging software allows it (in some cases the
digital software and logging software are separation programs and can
not share the serial port) or you can use VOX to key the transmitter
when the AFSK/PSK tones begin.

73,

    ... Joe, W4TV


On 4/19/2012 9:05 AM, Ian Kahn wrote:
> If you don't use some sort of external interface, how do you key the rig?
> Just set up your software for DTR/RTS via the COM port if you have the
> RS-232 cable connected?
>
> Thanks and 73,
>
> Ian
> Ian Kahn, KM4IK
> Roswell, GA  EM74ua
> km4ik.ian at gmail.com
> K3 #281, P3 #688
> HRD v5.x/6.0 Test Team
>
>
> On Thu, Apr 19, 2012 at 12:54 AM, Jim Brown<jim at audiosystemsgroup.com>wrote:
>
>> On 4/18/2012 7:11 PM, Tony Estep wrote:
>>> It's worth pointing out that no interface is necessary with the K3. You
>>> don't need a Signalink or Rigblaster or whatever. All interfacing can be
>>> done with cables directly from K3 to PC.
>>
>> Right, and I've long promoted that concept.  BUT -- I've recently been
>> comparing several (five so far) outboard A/D converters, four models
>> that connect to the computer via USB, on that uses Firewire, and I've
>> found that all of them result in noticeably more reliable decoding of
>> RTTY and JT65 signals, especially weaker signals.
>>
>> I use MMTTY with N1MM for RTTY contesting, and MMTTY with DXKeeper for
>> general operating.  I use AFSK and VOX.  As K6DGW has observed, as long
>> as you take reasonable care to get levels right, it's just as clean and
>> reliable as FSK, and the hook up is really simple.
>>
>> 73, Jim K9YC
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