[TRLog] Optocoupler switching time?

[Tree N6TR]

> For those of you using optocouplers in your radio keying lines, 
> have you noticed that the speed of the device makes any difference?
> 
> The optocouplers I've come across are 5 microsecond switching time. 
> I now understand that there are faster ones out there (2 uS.)
> Has anyone noticed if the switching speed makes any real difference?

Since the life of CW elements are measured in milliseconds, not 
microseconds, the difference will be insignificant.  

Tree

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