1. posterid:4778500
  2. Using D4D for Hellschreiber?

Re: Using D4D for Hellschreiber?

Carl Weiberg
 

I bought crystals to change the unit to WSPR but was told the frequency stability would be an issue to just install crystals. 

iPhone Aloha

On Mar 23, 2021, at 9:44 AM, Cierra <dubosec@...> wrote:



[Edited Message Follows]

Yeah. I was hoping for something along these lines, but I deleted my initial post because I figured with the crystal it would be difficult without additional hardware, like the keyer mentioned in the article.


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CW
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