Testing HF & MF communications in “Sima Teixeira”, from 160 to 10 m bands.
Testing HF communications in “Cueva de Cornatel”, from 80 to 10 m bands. WormAnt tipe B (“SOTA”) and D (“Kilowater”) employed. Transmit and received SSTV data in 80 m band.
Testing WormAnt antenna (B40 SOTA version) submerged in the river.