ETSI EN 303 659 V1.1.1 (2025-02)

HARMONISED EUROPEAN STANDARD
Short Range Devices (SRD) in Data Networks;
Radio equipment to be used in the frequency ranges
865 MHz to 868 MHz and 915 MHz to 919,4 MHz;
Harmonised Standard for access to radio spectrum

2 ETSI EN 303 659 V1.1.1 (2025-02)

Reference
DEN/ERM-TG28-561
Keywords
harmonised standard, radio, SRD
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from the
ETSI Search & Browse Standards application.
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format on ETSI deliver repository.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
Notice of disclaimer & limitation of liability
The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
experience to understand and interpret its content in accordance with generally accepted engineering or
other professional standard and applicable regulations.
No recommendation as to products and services or vendors is made or should be implied.
In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not
limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property
rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages
for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use
of or inability to use the software.
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and
microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2025.
All rights reserved.
ETSI
3 ETSI EN 303 659 V1.1.1 (2025-02)
Contents
Intellectual Property Rights . 9
Foreword . 9
Modal verbs terminology . 10
Introduction . 10
1 Scope . 11
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 11
3 Definition of terms, symbols and abbreviations . 12
3.1 Terms . 12
3.2 Symbols . 15
3.3 Abbreviations . 16
4 Technical requirements specifications . 17
4.1 Environmental profile . 17
4.2 General conditions for operating . 17
4.2.1 Wanted performance criteria. 17
4.2.2 Types and Operating Frequency Bands . 17
4.2.3 Operating conditions . 18
4.3 All equipment conformance requirements . 18
4.3.1 Unwanted emissions in the spurious domain . 18
4.3.1.1 Applicability. 18
4.3.1.2 Description . 19
4.3.1.2.1 Spectrum mask in the transmitter spurious domain . 19
4.3.1.2.2 Unwanted emissions for all other modes . 19
4.3.1.3 Limits . 19
4.3.1.4 Conformance . 19
4.4 Transmitter conformance requirements . 20
4.4.1 Effective radiated power . 20
4.4.1.1 Applicability. 20
4.4.1.2 Description . 20
4.4.1.3 Limits . 20
4.4.1.4 Conformance . 20
4.4.2 Maximum occupied bandwidth. 20
4.4.2.1 Applicability. 20
4.4.2.2 Description . 20
4.4.2.3 Limits . 20
4.4.2.4 Conformance . 20
4.4.3 Frequency Error . 21
4.4.3.1 Applicability. 21
4.4.3.2 Description . 21
4.4.3.3 Limits . 21
4.4.3.4 Conformance . 21
4.4.4 Transmitter Signal at the edges of the Transmitter Operating Frequency Band . 21
4.4.4.1 Applicability. 21
4.4.4.2 Description . 21
4.4.4.3 Limits . 21
4.4.4.4 Conformance . 22
4.4.5 Transient power . 22
4.4.5.1 Applicability. 22
4.4.5.2 Description . 22
4.4.5.3 Reference limits . 22
4.4.5.4 Conformance . 22
4.4.6 Spectrum mask in the transmitter out-of-band domain . 22
4.4.6.1 Applicability. 22
ETSI
4 ETSI EN 303 659 V1.1.1 (2025-02)
4.4.6.2 Description . 22
4.4.6.3 Limits . 23
4.4.6.4 Conformance . 23
4.4.7 Adjacent Channel Power . 23
4.4.7.1 Applicability. 23
4.4.7.2 Description . 24
4.4.7.3 Limits . 24
4.4.7.4 Conformance . 24
4.4.8 Spectrum mask at permitted frequency band edges . 24
4.4.8.1 Applicability. 24
4.4.8.2 Description . 24
4.4.8.3 Limits . 25
4.4.8.4 Conformance . 25
4.4.9 Duty Cycle . 25
4.4.9.1 Applicability. 25
4.4.9.2 Description . 25
4.4.9.3 Limit . 25
4.4.9.4 Conformance . 26
4.4.10 Adaptive power control . 26
4.4.10.1 Applicability. 26
4.4.10.2 Description . 26
4.4.10.3 Limits . 26
4.4.10.4 Conformance . 26
4.4.11 Transmitter behaviour under low-voltage conditions . 26
4.4.11.1 Applicability. 26
4.4.11.2 Description . 26
4.4.11.3 Limits . 27
4.4.11.4 Conformance . 27
4.5 Receiver conformance requirements . 27
4.5.1 Receiver sensitivity . 27
4.5.1.1 Applicability. 27
4.5.1.2 Description . 27
4.5.1.3 Limits . 27
4.5.1.4 Conformance . 27
4.5.2 Adjacent channel selectivity . 27
4.5.2.1 Applicability. 27
4.5.2.2 Description . 28
4.5.2.3 Limits . 28
4.5.2.4 Conformance . 28
4.5.3 Spurious response rejection . 28
4.5.3.1 Applicability. 28
4.5.3.2 Description . 28
4.5.3.3 Limits . 28
4.5.3.4 Conformance . 28
4.5.4 Blocking . 28
4.5.4.1 Applicability. 28
4.5.4.2 Description . 29
4.5.4.3 Limits . 29
4.5.4.4 Conformance . 29
4.5.5 Receiver maximum input signal level . 29
4.5.5.1 Applicability. 29
4.5.5.2 Description . 29
4.5.5.3 Limits . 29
4.5.5.4 Conformance . 29
4.6 Functional requirements . 30
4.6.1 Network Access Point . 30
4.6.1.1 Applicability. 30
4.6.1.2 Description . 30
4.6.1.3 Limits . 30
4.6.1.4 Conformance . 30
4.6.2 Under the control of a Master NAP . 30
4.6.2.1 Applicability. 30
ETSI
5 ETSI EN 303 659 V1.1.1 (2025-02)
4.6.2.2 Description . 30
4.6.2.3 Limits . 30
4.6.2.4 Conformance . 31
4.6.3 Master NAP . 31
4.6.3.1 Applicability. 31
4.6.3.2 Description . 31
4.6.3.3 Limits . 31
4.6.3.4 Conformance . 31
5 Testing for compliance with technical requirements . 31
5.1 Environmental conditions for testing . 31
5.1.1 General considerations . 31
5.1.2 Normal test conditions . 31
5.1.2.1 Normal temperature and humidity for the tests . 31
5.1.2.2 Normal power source for the tests . 32
5.1.2.2.1 Mains voltage . 32
5.1.2.2.2 Battery power sources . 32
5.1.3 Extreme conditions for the tests . 32
5.1.3.1 Extreme temperatures range . 32
5.1.3.2 Extreme test source voltage. 32
5.1.3.2.1 Mains voltage . 32
5.1.3.2.2 Lead-acid battery power sources . 32
5.1.3.2.3 Other power sources . 32
5.1.3.3 Test conditions . 32
5.2 General considerations for testing . 33
5.2.0 General considerations . 33
5.2.1 Presentation of the EUT for testing purposes . 33
5.2.1.1 Choice of model for testing . 33
5.2.1.1.1 General considerations . 33
5.2.1.1.2 EUT with an external RF connector . 34
5.2.1.1.3 EUT without an external RF connector . 34
5.2.2 Test power source . 34
5.2.2.1 General considerations . 34
5.2.2.2 External test power source . 35
5.2.2.3 Internal test power source . 35
5.2.3 Thermal test conditions . 35
5.2.4 Conducted measurements . 35
5.2.5 Radiated measurements . 35
5.2.6 Applicable measurement methods . 35
5.2.7 Test signals . 36
5.2.8 Measuring receiver . 37
5.2.8.1 General considerations . 37
5.2.8.2 Reference Bandwidth . 37
5.2.9 Signal Threshold . 38
5.3 All equipment conformance requirements . 38
5.3.1 Unwanted emissions in the spurious domain . 38
5.3.1.1 Test conditions for the spectrum mask in the transmitter spurious domain . 38
5.3.1.2 Test conditions for Rx and all other modes . 39
5.3.1.3 Measurement procedure . 39
5.3.1.3.1 Radiated measurement . 39
5.3.1.3.2 Conducted measurement. 41
5.3.1.3.3 Measurement of emissions identified during the pre-scan . 42
5.4 Conformance methods of measurement for transmitters . 43
5.4.1 Effective radiated power . 43
5.4.1.1 General . 43
5.4.1.2 Radiated measurement procedure . 43
5.4.1.2.1 Test conditions . 43
5.4.1.2.2 Measurement procedure . 43
5.4.1.3 Conducted measurement procedure . 44
5.4.1.3.1 Test conditions . 44
5.4.1.3.2 Measurement procedure . 44
5.4.2 Maximum occupied bandwidth. 44
ETSI
6 ETSI EN 303 659 V1.1.1 (2025-02)
5.4.2.1 Test conditions . 44
5.4.2.2 Radiated measurement . 44
5.4.2.3 Conducted measurement . 44
5.4.2.4 Measurement procedure . 45
5.4.3 Frequency error . 46
5.4.3.1 Test conditions . 46
5.4.3.2 Radiated measurement . 46
5.4.3.3 Conducted measurement . 46
5.4.3.4 Measurement procedure for D-M1 test signal . 46
5.4.3.5 Measurement procedure for other test signal . 47
5.4.4 Transmitter Signal at the edges of the TxOFB. 47
5.4.4.1 Test condition . 47
5.4.4.2 Radiated measurement . 48
5.4.4.3 Conducted measurement . 48
5.4.4.4 Measurement procedure . 48
5.4.5 Transient power . 48
5.4.5.1 General . 48
5.4.5.2 Radiated measurement . 49
5.4.5.3 Conducted measurement . 49
5.4.5.4 Measurement procedure . 49
5.4.6 Spectrum mask in the transmitter out-of-band domain . 50
5.4.6.1 Test conditions . 50
5.4.6.2 Radiated measurement . 50
5.4.6.3 Conducted measurement . 50
5.4.6.4 Measurement procedure . 50
5.4.7 Adjacent channel power . 51
5.4.7.1 Test conditions . 51
5.4.7.2 Radiated measurement . 51
5.4.7.3 Conducted measurement . 51
5.4.7.4 Measurement procedure . 51
5.4.8 Transmitter spectrum mask at permitted frequency band edges . 52
5.4.8.1 Test conditions . 52
5.4.8.2 Radiated measurement . 52
5.4.8.3 Conducted measurement . 52
5.4.8.4 Measurement procedure . 52
5.4.9 Duty cycle . 53
5.4.9.1 Test conditions . 53
5.4.9.2 Radiated measurement . 53
5.4.9.3 Conducted measurement . 53
5.4.9.4 Measurement procedure . 53
5.4.10 Adaptive power control . 54
5.4.10.1 Test conditions . 54
5.4.10.2 Radiated measurement . 54
5.4.10.3 Conducted measurement . 54
5.4.10.4 Measurement procedure . 54
5.4.11 Transmitter behaviour under low voltage conditions . 55
5.4.11.1 Test conditions . 55
5.4.11.2 Radiated measurement . 55
5.4.11.3 Conducted measurement . 55
5.4.11.4 Measurement procedure . 56
5.5 Conformance methods of measurement for receivers . 56
5.5.1 Receiver sensitivity . 56
5.5.1.1 Test conditions . 56
5.5.1.2 Radiated measurement . 56
5.5.1.3 Conducted measurement . 56
5.5.1.4 Measurement procedure . 56
5.5.2 Adjacent channel selectivity . 57
5.5.2.1 Test conditions . 57
5.5.2.2 Radiated measurement . 57
5.5.2.3 Conducted measurement . 58
5.5.2.4 Measurement procedure . 58
5.5.3 Blocking and spurious response rejection . 59
ETSI
7 ETSI EN 303 659 V1.1.1 (2025-02)
5.5.3.1 Test conditions . 59
5.5.3.2 Radiated measurement . 59
5.5.3.3 Conducted measurement . 60
5.5.3.4 Measurement procedure . 60
5.5.4 Receiver maximum input signal level . 61
5.5.4.1 Test conditions . 61
5.5.4.2 Radiated measurement . 61
5.5.4.3 Conducted measurement . 61
5.5.4.4 Measurement procedure . 62
5.6 Conformance test suites for functional requirements . 62
5.6.1 General test conditions . 62
5.6.2 Network access point . 63
5.6.2.1 Test conditions . 63
5.6.2.2 Measurement Procedure . 63
5.6.3 Under the control of a Master NAP . 64
5.6.3.1 Test conditions . 64
5.6.3.2 Radiated measurement . 64
5.6.3.3 Conducted measurement . 65
5.6.3.4 Measurement procedure . 65
5.6.4 Master NAP . 66
5.6.4.1 Test conditions . 66
5.6
...

SLOVENSKI STANDARD
01-april-2025
Naprave kratkega dosega (SRD) v podatkovnih omrežjih - Radijska oprema za
uporabo v frekvenčnih območjih od 865 MHz do 868 MHz in od 915 MHz do 919,4
MHz - Harmonizirani standard za dostop do radijskega spektra
Short Range Devices (SRD) in Data Networks - Radio equipment to be used in the
frequency ranges 865 MHz to 868 MHz and 915 MHz to 919,4 MHz - Harmonised
Standard for access to radio spectrum
Ta slovenski standard je istoveten z: ETSI EN 303 659 V1.1.1 (2025-02)
ICS:
33.060.01 Radijske komunikacije na Radiocommunications in
splošno general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

HARMONISED EUROPEAN STANDARD
Short Range Devices (SRD) in Data Networks;
Radio equipment to be used in the frequency ranges
865 MHz to 868 MHz and 915 MHz to 919,4 MHz;
Harmonised Standard for access to radio spectrum

2 ETSI EN 303 659 V1.1.1 (2025-02)

Reference
DEN/ERM-TG28-561
Keywords
harmonised standard, radio, SRD
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from the
ETSI Search & Browse Standards application.
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the prevailing version of an ETSI
deliverable is the one made publicly available in PDF format on ETSI deliver repository.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
Notice of disclaimer & limitation of liability
The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
experience to understand and interpret its content in accordance with generally accepted engineering or
other professional standard and applicable regulations.
No recommendation as to products and services or vendors is made or should be implied.
In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not
limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property
rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages
for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use
of or inability to use the software.
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and
microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© ETSI 2025.
All rights reserved.
ETSI
3 ETSI EN 303 659 V1.1.1 (2025-02)
Contents
Intellectual Property Rights . 9
Foreword . 9
Modal verbs terminology . 10
Introduction . 10
1 Scope . 11
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 11
3 Definition of terms, symbols and abbreviations . 12
3.1 Terms . 12
3.2 Symbols . 15
3.3 Abbreviations . 16
4 Technical requirements specifications . 17
4.1 Environmental profile . 17
4.2 General conditions for operating . 17
4.2.1 Wanted performance criteria. 17
4.2.2 Types and Operating Frequency Bands . 17
4.2.3 Operating conditions . 18
4.3 All equipment conformance requirements . 18
4.3.1 Unwanted emissions in the spurious domain . 18
4.3.1.1 Applicability. 18
4.3.1.2 Description . 19
4.3.1.2.1 Spectrum mask in the transmitter spurious domain . 19
4.3.1.2.2 Unwanted emissions for all other modes . 19
4.3.1.3 Limits . 19
4.3.1.4 Conformance . 19
4.4 Transmitter conformance requirements . 20
4.4.1 Effective radiated power . 20
4.4.1.1 Applicability. 20
4.4.1.2 Description . 20
4.4.1.3 Limits . 20
4.4.1.4 Conformance . 20
4.4.2 Maximum occupied bandwidth. 20
4.4.2.1 Applicability. 20
4.4.2.2 Description . 20
4.4.2.3 Limits . 20
4.4.2.4 Conformance . 20
4.4.3 Frequency Error . 21
4.4.3.1 Applicability. 21
4.4.3.2 Description . 21
4.4.3.3 Limits . 21
4.4.3.4 Conformance . 21
4.4.4 Transmitter Signal at the edges of the Transmitter Operating Frequency Band . 21
4.4.4.1 Applicability. 21
4.4.4.2 Description . 21
4.4.4.3 Limits . 21
4.4.4.4 Conformance . 22
4.4.5 Transient power . 22
4.4.5.1 Applicability. 22
4.4.5.2 Description . 22
4.4.5.3 Reference limits . 22
4.4.5.4 Conformance . 22
4.4.6 Spectrum mask in the transmitter out-of-band domain . 22
4.4.6.1 Applicability. 22
ETSI
4 ETSI EN 303 659 V1.1.1 (2025-02)
4.4.6.2 Description . 22
4.4.6.3 Limits . 23
4.4.6.4 Conformance . 23
4.4.7 Adjacent Channel Power . 23
4.4.7.1 Applicability. 23
4.4.7.2 Description . 24
4.4.7.3 Limits . 24
4.4.7.4 Conformance . 24
4.4.8 Spectrum mask at permitted frequency band edges . 24
4.4.8.1 Applicability. 24
4.4.8.2 Description . 24
4.4.8.3 Limits . 25
4.4.8.4 Conformance . 25
4.4.9 Duty Cycle . 25
4.4.9.1 Applicability. 25
4.4.9.2 Description . 25
4.4.9.3 Limit . 25
4.4.9.4 Conformance . 26
4.4.10 Adaptive power control . 26
4.4.10.1 Applicability. 26
4.4.10.2 Description . 26
4.4.10.3 Limits . 26
4.4.10.4 Conformance . 26
4.4.11 Transmitter behaviour under low-voltage conditions . 26
4.4.11.1 Applicability. 26
4.4.11.2 Description . 26
4.4.11.3 Limits . 27
4.4.11.4 Conformance . 27
4.5 Receiver conformance requirements . 27
4.5.1 Receiver sensitivity . 27
4.5.1.1 Applicability. 27
4.5.1.2 Description . 27
4.5.1.3 Limits . 27
4.5.1.4 Conformance . 27
4.5.2 Adjacent channel selectivity . 27
4.5.2.1 Applicability. 27
4.5.2.2 Description . 28
4.5.2.3 Limits . 28
4.5.2.4 Conformance . 28
4.5.3 Spurious response rejection . 28
4.5.3.1 Applicability. 28
4.5.3.2 Description . 28
4.5.3.3 Limits . 28
4.5.3.4 Conformance . 28
4.5.4 Blocking . 28
4.5.4.1 Applicability. 28
4.5.4.2 Description . 29
4.5.4.3 Limits . 29
4.5.4.4 Conformance . 29
4.5.5 Receiver maximum input signal level . 29
4.5.5.1 Applicability. 29
4.5.5.2 Description . 29
4.5.5.3 Limits . 29
4.5.5.4 Conformance . 29
4.6 Functional requirements . 30
4.6.1 Network Access Point . 30
4.6.1.1 Applicability. 30
4.6.1.2 Description . 30
4.6.1.3 Limits . 30
4.6.1.4 Conformance . 30
4.6.2 Under the control of a Master NAP . 30
4.6.2.1 Applicability. 30
ETSI
5 ETSI EN 303 659 V1.1.1 (2025-02)
4.6.2.2 Description . 30
4.6.2.3 Limits . 30
4.6.2.4 Conformance . 31
4.6.3 Master NAP . 31
4.6.3.1 Applicability. 31
4.6.3.2 Description . 31
4.6.3.3 Limits . 31
4.6.3.4 Conformance . 31
5 Testing for compliance with technical requirements . 31
5.1 Environmental conditions for testing . 31
5.1.1 General considerations . 31
5.1.2 Normal test conditions . 31
5.1.2.1 Normal temperature and humidity for the tests . 31
5.1.2.2 Normal power source for the tests . 32
5.1.2.2.1 Mains voltage . 32
5.1.2.2.2 Battery power sources . 32
5.1.3 Extreme conditions for the tests . 32
5.1.3.1 Extreme temperatures range . 32
5.1.3.2 Extreme test source voltage. 32
5.1.3.2.1 Mains voltage . 32
5.1.3.2.2 Lead-acid battery power sources . 32
5.1.3.2.3 Other power sources . 32
5.1.3.3 Test conditions . 32
5.2 General considerations for testing . 33
5.2.0 General considerations . 33
5.2.1 Presentation of the EUT for testing purposes . 33
5.2.1.1 Choice of model for testing . 33
5.2.1.1.1 General considerations . 33
5.2.1.1.2 EUT with an external RF connector . 34
5.2.1.1.3 EUT without an external RF connector . 34
5.2.2 Test power source . 34
5.2.2.1 General considerations . 34
5.2.2.2 External test power source . 35
5.2.2.3 Internal test power source . 35
5.2.3 Thermal test conditions . 35
5.2.4 Conducted measurements . 35
5.2.5 Radiated measurements . 35
5.2.6 Applicable measurement methods . 35
5.2.7 Test signals . 36
5.2.8 Measuring receiver . 37
5.2.8.1 General considerations . 37
5.2.8.2 Reference Bandwidth . 37
5.2.9 Signal Threshold . 38
5.3 All equipment conformance requirements . 38
5.3.1 Unwanted emissions in the spurious domain . 38
5.3.1.1 Test conditions for the spectrum mask in the transmitter spurious domain . 38
5.3.1.2 Test conditions for Rx and all other modes . 39
5.3.1.3 Measurement procedure . 39
5.3.1.3.1 Radiated measurement . 39
5.3.1.3.2 Conducted measurement. 41
5.3.1.3.3 Measurement of emissions identified during the pre-scan . 42
5.4 Conformance methods of measurement for transmitters . 43
5.4.1 Effective radiated power . 43
5.4.1.1 General . 43
5.4.1.2 Radiated measurement procedure . 43
5.4.1.2.1 Test conditions . 43
5.4.1.2.2 Measurement procedure . 43
5.4.1.3 Conducted measurement procedure . 44
5.4.1.3.1 Test conditions . 44
5.4.1.3.2 Measurement procedure . 44
5.4.2 Maximum occupied bandwidth. 44
ETSI
6 ETSI EN 303 659 V1.1.1 (2025-02)
5.4.2.1 Test conditions . 44
5.4.2.2 Radiated measurement . 44
5.4.2.3 Conducted measurement . 44
5.4.2.4 Measurement procedure . 45
5.4.3 Frequency error . 46
5.4.3.1 Test conditions . 46
5.4.3.2 Radiated measurement . 46
5.4.3.3 Conducted measurement . 46
5.4.3.4 Measurement procedure for D-M1 test signal . 46
5.4.3.5 Measurement procedure for other test signal . 47
5.4.4 Transmitter Signal at the edges of the TxOFB. 47
5.4.4.1 Test condition . 47
5.4.4.2 Radiated measurement . 48
5.4.4.3 Conducted measurement . 48
5.4.4.4 Measurement procedure . 48
5.4.5 Transient power . 48
5.4.5.1 General . 48
5.4.5.2 Radiated measurement . 49
5.4.5.3 Conducted measurement . 49
5.4.5.4 Measurement procedure . 49
5.4.6 Spectrum mask in the transmitter out-of-band domain . 50
5.4.6.1 Test conditions . 50
5.4.6.2 Radiated measurement . 50
5.4.6.3 Conducted measurement . 50
5.4.6.4 Measurement procedure . 50
5.4.7 Adjacent channel power . 51
5.4.7.1 Test conditions . 51
5.4.7.2 Radiated measurement . 51
5.4.7.3 Conducted measurement . 51
5.4.7.4 Measurement procedure . 51
5.4.8 Transmitter spectrum mask at permitted frequency band edges . 52
5.4.8.1 Test conditions . 52
5.4.8.2 Radiated measurement . 52
5.4.8.3 Conducted measurement . 52
5.4.8.4 Measurement procedure . 52
5.4.9 Duty cycle . 53
5.4.9.1 Test conditions . 53
5.4.9.2 Radiated measurement . 53
5.4.9.3 Conducted measurement . 53
5.4.9.4 Measurement procedure . 53
5.4.10 Adaptive power control . 54
5.4.10.1 Test conditions . 54
5.4.10.2 Radiated measurement . 54
5.4.10.3 Conducted measurement . 54
5.4.10.4 Measurement procedure . 54
5.4.11 Transmitter behaviour under low voltage conditions . 55
5.4.11.1 Test conditions . 55
5.4.11.2 Radiated measurement . 55
5.4.11.3 Conducted measurement . 55
5.4.11.4 Measurement procedure . 56
5.5 Conformance methods of measurement for receivers . 56
5.5.1 Receiver sensitivity . 56
5.5.1.1 Test conditions . 56
5.5.1.2 Radiated measurement . 56
5.5.1.3 Conducted measurement . 56
5.5.1.4 Measurement procedure . 56
5.5.2 Adjacent channel selectivity . 57
5.5.2.1 Test conditions . 57
5.5.2.2 Radiated measurement . 57
5.5.2.3 Conducted measurement . 58
5.5.2.4 Measurement procedure . 58
5.5.3 Blocking and spurious response rejection . 59
ETSI
7 ETSI EN 303 659 V1.1.1 (2025-02)
5.5.3.1 Test conditions . 59
5.5.3.2 Radiated measurement . 59
5.5.3.3 Conducted measurement . 60
5.5.3.4 Measurement procedure . 60
5.5.4 Receiver maximum input signal level . 61
5.5.4.1 Test conditions . 61
5.5.4.2 Radiated measurement . 61
5.5.4.3 Conducted measurement . 61
5.5.4.4 Measurement procedure . 62
5.6 Conformance test suites for functional requirements . 62
5.6.1 General test conditions . 62
5.6.2 Network access point . 63
5.6.2.1 Test conditions . 63
5.6.2.2 Measurement Procedure . 63
5.6
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