Unmanned Systems Technology Dec/Jan 2020 | Phoenix UAS | Sonar focus | Construction insight | InterGeo 2019 | Supacat ATMP | Adelan fuel cell | Oregon tour | DSEI 2019 | Copperstone Helix | Power management focus

Read all back issues online www.ust-media.com Going the distance Advances in sonar technology Protection factors How to address the issues facing power management systems UST 29 : DEC/JAN 2020 UK £15, USA $30, EUROPE e 22 Breath of fresh air In-depth development details of the Phoenix UAS and its variable-buoyancy propulsion system

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