httpvh://www.youtube.com/watch?v=RaAKJRfaKiE
Video by OE3MZC
data transmission on shortwave radio with PACTOR level 4 modem SCS P4dragon DR7800 and ICOM 7600 radio, new modulation, 10 speed levels, up to 2x faster, bluetooth connection to pc or laptop, no rf-noise from USB cable, send email via Winlink on HF for free using Amateur Radio or Sailmail, Airmail, Winlink, Paclink, RMSgateway, communicate...