[CQ-Contest] Pulsing sig

[Jim Brown]

On 1/10/2021 12:22 PM, Richard Zalewski wrote:
> Thanks Zack but since the pulse was only 1 sec on and 1 sec off I do not
> think it was FT8 unless it was some other digital mode.

It's fairly common to see signals like this in pairs on a waterfall. I 
suspect that they may be generated by some microprocessor-based control 
circuitry, but that's only a guess. I don't recall them being strong, 
but my nearest neighbors are 300-500 ft from my antennas.

73, Jim K9YC