Switzerland and the Principality of Liechtenstein
Radio Interface Regulation

784.101.21 / RIR11081)
Radiolocation (civil)

DRAFT - RIR1108-07
Bird radar
9300 - 9500 MHz
FM/CW, max. 60 dBm peak e.i.r.p
Edition 1.0.0 / 01.09.2026

Draft version of RIR
This draft RIR is merely for information purposes and is not legally binding at the time of this publication and their contents can still undergo important modifications until officially released.

Nr Parameter2)DescriptionComments
1Radiocommunication serviceRadiolocation-
2ApplicationRadiolocation (civil)Radar to detect aerial biomass like birds, bats and insects with vertical directed antenna.
3Frequency band 9300 - 9500 MHzCenter frequency: 9400 MHz.
4Channelling--
5Modulation / Occupied bandwidthFMCW / 50 MHz-
6Direction / Separation--
7Transmit power / Power densityMax. 42 dBm peak output power (conducted).
Max. 60 dBm peak e.i.r.p..
-
8Channel access and occupation rules--
9Authorisation regimeSwitzerland: License required.
Liechtenstein: Individual assignment required.
-
10Additional essential requirements--
11Frequency planning assumptionsITU-R SM.1541, ITU-R SM.329, ITU-R M.1177-
12Planned changes--
13Reference-/-/ ECC/REC/(02)05.Effective use of spectrum / ECC Decisions / ECC Recommendations.
14Notification numbertbd.-
15Remarks--

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/en/technical-interface-regulations
2) For explanations and legal status, please refer to basis document 784.101.21 / RIR0000