Switzerland and the Principality of Liechtenstein
Radio Interface Regulation

784.101.21 / RIR10231)
UWB applications

30 - 12400 MHz
GPR/WPR imaging systems
Edition 5.1 / 01.01.2020

Nr Parameter2)DescriptionComments
1Radiocommunication service--
2ApplicationGPR/WPRGround- and Wall- Probing Radar imaging system is a radio transmitting and receiving device, that uses Ultra Wide Band (UWB) emission technology intended for use by professionally trained personnel only.
3Frequency band30 - 12400 MHz
GPR and WPR are operating over approximately one decade in the frequency range 30 MHz to 12.4 GHz.
Definition of frequency band of operation: EN 302 066.
5Modulation / Occupied bandwidthP0N-
6Direction / Separation--
7Transmit power / Power densityAccording to ECC/DEC/(06)08.All limits of wanted and undesired emissions (and definitions) according to ECC/DEC/(06)08, Annex 1.
8Channel access and occupation rulesGPR/WPR device shall operate only in contact or in close proximity to the ground or the wall.Operational requirements according to ECC/DEC/(06)08, Annex 1:
Emissions of GPR/WPR shall be directed into the ground or the wall.
GPR/WPR device shall have a deactivation mechanism.
9Authorisation regimeSwitzerland: License required.
Equipment intended for indoor use only: License exempted.
Liechtenstein: Individual assignment required.
Equipment intended for indoor use only: General authorisation.
Operation on NIB / NPB. (Non interference basis / non protection basis).
Airport restriction --> Link BAZL
Request to inform ETHZ at least 24 h prior to operation in an area within a radius of 3 km from the radio astronomy station in CH-5722 Bleien.
RAS Bleien: LV95 coordinates (CH1903+): 2650858/1243443.
10Additional essential requirements--
11Frequency planning assumptionsECC/DEC/(06)08, EN 302 066.TR 101 994-2 V1.1.1 (2004-11)
12Planned changes--
13ReferenceEN 302 066 / ECC/DEC/(06)08 /-.Effective use of spectrum / ECC Decisions / ECC Recommendations.
14Notification number2012/9510/CH
15RemarksEN 301 489-33-

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