[Elecraft] Is it possible to generate 1750Hz tone on HF with the K3 ?

Pete Smith N4ZR n4zr at contesting.com
Thu Dec 13 09:09:45 EST 2012


I *think* I recall reading about a freeware computer program that would 
generate US touch-tones (CTCSS) with a standard sound card.  Google 
might be your friend here.

73, Pete N4ZR
Check out the Reverse Beacon Network at
http://reversebeacon.net,
blog at reversebeacon.blogspot.com.
For spots, please go to your favorite
ARC V6 or VE7CC DX cluster node.

On 12/13/2012 8:45 AM, Ray Sills wrote:
> IT's hard to figure how a 1750 "tone" would control a repeater on HF.  
> And, I doubt that the system is a true repeater. Possibly, it's a 
> -re-transmitter- where a signal could be received, recorded, and then 
> immediately re-transmitted.  An unattended system like that would not 
> be permitted in the US, by maybe it's OK in VK-land.
>
> It might be possible to have your computer (presuming a computer is 
> used to display the SSTV video) generate a 1750 tone for you. If you 
> have the DVR recorder module, you could record -that- tone into the 
> K3, and have it available to trigger the "repeater" station.  Just a 
> thought.
>
> 73 de Ray
> K2ULR
>
> On Dec 12, 2012, at 11:36 PM, Lyle Johnson wrote:
>
>> Only in FM mode.  it is one of the CTCSS tone choices.
>>
>> 73,
>>
>> Lyle Kk7P
>>
>>> I just found there is a SSTV repeater in VK5 on 14236 and it requires a
>>> 1750Hz tone for access,
>>>
>>> any way to do this ?
>>
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