# The Wireless Telegraphy (Exemption) Regulations 1999, Part IV: COMMON TECHNICAL REGULATIONS AND STANDARDS


Type of Inmarsat station
Maximum power (eirp)
ETSI standard (unless otherwise stated)
Date of publication
A
+37 dBW
Technical Requirements for Inmarsat Standard—A Ship Earth Stations, edition 3
May 1988
Ship Earth Station Technical Bulletin 26A
September 1991
Ship Earth Station Technical Bulletin 27B
October 1993
B
+34 dBW (+1/−2 dB)
TBR 44
May 1998
C
+16 dBW
TBR 26 edition 1
May 1998
D+
+9 dBW
TBR 26 edition 1
M
+28 dBW (+3/−3 dB)
TBR 44
Mini M (phone)
+2.7 dBW
TBR 44

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Source: https://www.legislation.gov.uk/uksi/1999/930/schedule/5/part/IV (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-exemption-regulations-1999/schedule-5/part-IV
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.