Good Morning Everyone;
Tom/Paul: why is the mark at 2150 instead of 2125?
On 09/28/2017 09:42 PM, Paul Heller wrote:
> ITTY operates at 60WPM, Mark 2150Hz, 170Hz shift
>
--
Seen on a sweatshirt:
I am a bomb technician.
If you see me running, try to keep up.