Switzerland and the Principality of Liechtenstein
Radio Interface Regulation

784.101.21 / RIR06041)
Maritime navigation

Maritime radar
9300 - 9500 MHz
For non-SOLAS vessels
Edition 4.0 / 01.08.2018

Nr Parameter2)DescriptionComments
1Radiocommunication serviceRadionavigation-
2ApplicationMaritime radarMaritime Radar navigation on non-SOLAS vessels.
3Frequency band9300 - 9500 MHz-
5Modulation / Occupied bandwidthP0N / The -40 dBc bandwidth occupied by the emissions shall be within the 9300 - 9500 MHz band.- / Measurement techniques according ITU-R M.1177 shall be used for the determination of the -40 dBc bandwidth.
6Direction / Separation--
7Transmit power / Power densityMax. 25 kW peak output power.
Max. 50 MW peak e.i.r.p.
8Channel access and occupation rules--
9Authorisation regimeA Ship Station Licence is mandatory.Radar equipment with peak output power higher than 10 kW (conducted) or higher than 10 MW e.i.r.p. shall not be operated on Swiss territory.
10Additional essential requirements--
11Frequency planning assumptionsEN 302 248ITU Radio Regulations, Appendix 3
ITU-R M.1177 (Measurement of unwanted emissions of radar)
ITU-R SM.329 (Unwanted emissions in the spurious domain)
ITU-R SM.1541 (Unwanted emissions in the out-of-band domain)
ERC/REC 74-01 (Unwanted emissions in the spurious domain)
12Planned changes--
13ReferenceEN 302 248 /-/-.Effective use of spectrum / ECC Decisions / ECC Recommendations.
14Notification numberG/TBT/N/CHE/182

Normative part: 1 to 11
Informative part: Nr 12 to 15

1) RIR for similar and/or other applications are available under: https://www.bakom.admin.ch/bakom/en/home/frequenzen-antennen/nationaler-frequenzzuweisungsplan/schnittstellen-anforderungen.html
2) For explanations and legal status, please refer to basis document 784.101.21 / RIR0000