by donisleno_vtgar6wq April 24, 2021 No Comments Share Oceanography Non-Directional Waverider SG optional HF transmitter range 50 km over seaoptional Iridium SBD module for ocean wide two-way communicationoptional Iridium Internet module for ocean wide two-way communication, full spectra every 30 minutesoptional GSM-Internet module for data transmission via GSM networkoptional hull painting REQUEST A QUOTE Drop us a line Request for Quote