Switzerland and the Principality of Liechtenstein
Radio Interface Regulation

784.101.21 / RIR10131)
Wireless audio applications

RIR1013-19
Band II LPD
87.5 - 108.0 MHz
50 nW e.r.p.
Edition 4.0 / 01.08.2018

Nr Parameter2)DescriptionComments
1Radiocommunication service--
2ApplicationBand II LPDBand II LPD (low power transmitter)
3Frequency band87.500 - 108.000 MHzBand II LPD shall operate on user selectable frequencies within the 87.6 to 107.9 MHz frequency range.
4Channellingup to 200 kHzSelectable frequency steps of 50 kHz, 100 kHz or 200 kHz.
5Modulation / Occupied bandwidthFM / 200 kHz-
6Direction / Separation--
7Transmit power / Power densityMax. 50 nW e.r.p.Integral antenna
8Channel access and occupation rulesAccording to harmonised standard: Band II LPD shall cease to transmit within 1 minute of removal of the audio input signal.Pilot tones to ensure continuity of transmission are not permitted.
9Authorisation regimeSwitzerland: License exempt.
Liechtenstein: General authorisation.
Operation on NIB / NPB. (Non interference basis / non protection basis).
10Additional essential requirements--
11Frequency planning assumptionsEN 301 357Clause 8.2 and 8.3
12Planned changes--
13ReferenceEN 301 357 /-/ ERC/REC 70-03, Annex 10.Effective use of spectrum / ECC Decisions / ECC Recommendations.
14Notification numberG/TBT/N/CHE/102
2008/9503/CH
-
15RemarksEN 301 489-9-

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