Are you sure you didn’t inadvertently turn off VOX while the radio is in QSK mode? > On May 22, 2020, at 6:25 PM, Madison Jones <w5mikejuliet at gmail.com> wrote: > > When I took everything apart, I suspected the MORTTY, but putting the > paddle directly into either paddle or key port on K3 produced nothing at > all - would not key K3 no way no how.