Polish study suggests ships are conducting GPS jamming operations in the Baltic

A study by Polish researchers claims that moving vessels on the Baltic Sea are responsible for an escalation in GPS disruptions in the region. The study observed GPS interruption at a ground level with a sensor installed at Gdynia Maritime University in the north of Poland, some 120 km from the...

https://splash247.com/polish-study-suggests-ships-are-conducting-gps-jamming-operations-in-the-baltic/

Poland’s new Miecznik-class frigates will have Schottel transverse thrusters

Miecznik STT

High quality, flexible options for adaptation to special requirements and high availability during operation are key factors for the propulsion systems of naval vessels. To meet these requirement, the Schottel transverse thruster (STT) is designed with improved maneuvering performance. Each of the Miecznik-class multi-role frigates being built by PGZ Stocznia Wojenna, Poland, will be fitted with a shock-enhanced STT 4 with an input power of 925 kW and a propeller diameter of 2.0 meters.

The...

https://www.marinelog.com/news/polands-new-miecznik-class-frigates-will-have-schottel-transverse-thrusters/