Switzerland and the Principality of Liechtenstein
Radio Interface Regulation

784.101.21 / RIR05071)
PMR/PAMR

RIR0507-33
PMR
27840 - 27930 kHz
Fire brigade applications
Edition 4.0 / 01.08.2018

Nr Parameter2)DescriptionComments
1Radiocommunication serviceLand mobile-
2ApplicationPMRPMR 27 MHz, fire brigade applications
3Frequency bandA: 27840 - 27850 kHz
B: 27920 - 27930 kHz
Carrier frequencies: 27845, 27925 kHz
4Channelling10 kHz-
5Modulation / Occupied bandwidthF3E (FM), A3E (AM), J3E (SSB, using USB or LSB)-
6Direction / Separation--
7Transmit power / Power densityMax. 4 W (FM)
Max. 1 W (AM)
Max. 4 W PEP (SSB)
-
8Channel access and occupation rules--
9Authorisation regimeSwitzerland: License exempt.
Liechtenstein: General authorisation.
Operation on NIB / NPB. (Non interference basis / non protection basis).
10Additional essential requirements--
11Frequency planning assumptionsEN 300 433-
12Planned changes--
13ReferenceEN 300 433 /-/-.Effective use of spectrum / ECC Decisions / ECC Recommendations.
14Notification number2012/9510/CH
G/TBT/N/CHE/161
-
15RemarksEN 301 489-13-

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