Cort,
1) you have to have changed something in either MMTTY or Dx4win
since
you last had it working. There is nothing in the hardware that can
explain the change.
2) is the mic cable connected between MK II and the rig? That is
the most common explanation for the lack of PTT in SSB and RTTY
(particularly if RTTY PTT is set to PTT_1).
3) You will see the FSK LED flicker when attempting to transmit
RTTY if MMTTY/DX4win is activating PTT. Since DX4Win can activate
PTT independently of MMTTY, check the PTT Port in Dx4Win
(Preferences
-> CW -> Software CW Keying/PTT Control) and make sure RTS
Line is
set to PTT Control on the same port you have selected for PTT in
Router. Also *UNCHECK* the PTT box in the FSK port on Router.
Finally, MAKE SURE you have selected "C: Limiting Speed" in
MMTTY -> Option -> Setup -> Misc -> USB Port *and* have
selected COM-TxD(FSK) in MMTTY -> Option -> Setup -> Misc
All of these steps are documented in the example configuration
for DX4Win and MK II.
73,
... Joe Subich, W4TV
microHAM America, LLC.
http://www.microHAM-USA.com
http://groups.yahoo.com/group/microHAM
support@microham.com
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