G'day, Just downloaded and installed MMSSTV v1.11, plugged the K2 ext speaker audio into the PC sound card and it ran right out of the box with virtually no setting up. FL2 OP1u, KDSP to LPASS. Good pictures from CE3TMM, EM1HO and PY7TK on 14230kHz. FWIW. Regards, Mike VP8NO