SIG's agent in Indonesia is Hydronav Services Pte Ltd. The team of Hydronav has been completing training of SIG boomer on a small boat. The boomer was driven by a SIG Pulse S1 (20-300 joules) and data acquisition done by CODA acquisition system.
And again Dr Luis Antonio Pereira de Sousa on board the RV Atlantico Sul, with FURG, IPT and CPRM.
"an excellent penetration with elc820... more than 300m in a 600m water column".