So, PSK is RTTY? Do you think is forbids AFSK therefore? lar ----- Original Message ----- From: "Jack" <wa2hwj at att.net> To: "'Larry Tighe'" <larryradio at att.net> Sent: Tuesday, November 22, 2011 5:28 PM Subject: RE: [GreenKeys] 60 Meters now open to RTTY on USB It's not RTTY as we know it....PSK....