The Wireless Telegraphy (Exemption) Regulations 1999

Telemetry: Databuoys

4.  Wireless telegraphy apparatus designed or adapted for Telemetry in a maritime environment, so as to be capable of use on one or more of the frequencies or within one of the frequency bands, and at a radiated level not exceeding the maximum for such frequencies or frequency bands, for each category of apparatus, specified in the table below–

Frequencies or frequency bandRadiated levelChannel bandwidthMusic or speech permittedETSI standard
35.3375, 35.3625, 35.3875, 35.4125, 35.4375, 35.4625 MHz250 mW erp25 kHzNoEN 300 220–1