AIRMAR Technology Corporation is the world leading producer of acoustic sensors (transducers) for fish finders, with headquarters in the USA. Distribution in Europe is effected through Airmar EMEA, located in France. Beside direct distribution, Airmar products are delivered by many fishfinder producers as OEM partners, Furuno being one of them.

In addition to acoustic sensors, Airmar has a product range of weather station (meteorological stations).

Link: http://www.airmar.com/index.html