PMS-26

The PMS-26 is a hull-mounted, search and attack sonar. The system can be fitted to surface ships as small as 150 tons.

The transducer is mounted in a glass-reinforced plastic dome. It was designed to replace the Type 164/174 sonar which were used in combination with a Limbo control set (Type 170). Due to the PMS-26's shallow tacking capability, Type 170 probably was not replaced in some ships.

The sonar provides 360 degrees of coverage in four 90-degree sectors, and can be...