The Thelma Biotel 16 mm Acoustic transmitters are available in low-power (LP) and high-power (HP) versions. They are intended for use where high output power and very long transmitting life are crucial. The transmitters are suited for manual tracking and automatic monitoring of larger fish or aquatic animals. They are also perfect for tracking different types of gear and can be delivered with all the different sensor options we carry.

Specialty orders of the 16mm transmitters can be available with increased pressure tolerances (2000m) and with holes for external fitting to larger animals like bluefin tuna, ocean sunfish, and various sharks and rays.

The 16 mm Acoustic Transmitters are delivered in all different transmit protocols. Suitable for different applications and compatible with other manufacturers’ receiver systems through Open Protocol.