EN 300 720-1 : 1.3.2

Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions, symbols and abbreviations
  3.1 Definitions
  3.2 Symbols
  3.3 Abbreviations
4 General requirements
  4.1 Construction
  4.2 Frequencies
  4.3 Controls
  4.4 Switching time
  4.5 Safety precautions
  4.6 Class of emission and modulation characteristics
  4.7 Batteries for portable equipment
  4.8 Loudspeaker and microphone
  4.9 Labelling
  4.10 Equipment documentation
5 Test conditions, power sources and ambient temperatures
  5.1 Normal end extreme test conditions
  5.2 Test power source
  5.3 Normal test conditions
  5.4 Extreme test conditions
  5.5 Procedure for tests at extreme temperatures
6 General conditions of measurement
  6.1 Test connections
  6.2 Arrangements for test signals
  6.3 Receiver mute or squelch facility
  6.4 Normal test modulation
  6.5 Artificial antenna
  6.6 Test channels
  6.7 Measurement uncertainty and interpretation of
       the measuring results
7 Environmental tests
  7.1 Procedure
  7.2 Performance check
  7.3 Drop test on to a hard surface - Portable equipment
  7.4 Temperature tests
8 Transmitter
  8.1 Frequency error
  8.2 Maximum effective radiated power
  8.3 Frequency deviation
  8.4 Limitation characteristics of the modulator
  8.5 Sensitivity of the modulator, including microphone
       (except for repeater equipment)
  8.6 Audio frequency response
  8.7 Audio frequency harmonic distortion of the emission
  8.8 Adjacent channel power
  8.9 Residual modulation of the transmitter
  8.10 Transient frequency behaviour of the transmitter
  8.11 Conducted spurious emissions conveyed to the
       antenna
  8.12 Cabinet radiation and conducted spurious emissions
       other than those conveyed to the antenna
9 Receiver
  9.1 Harmonic distortion and rated audio frequency
       output power
  9.2 Audio frequency response
  9.3 Maximum usable sensitivity
  9.4 Co-channel rejection
  9.5 Adjacent channel selectivity
  9.6 Spurious response rejection
  9.7 Intermodulation response
  9.8 Blocking or desensitization
  9.9 Conducted spurious emissions conveyed to the
       antenna
  9.10 Radiated spurious emissions
Annex A (normative): Measuring receiver for adjacent channel
        power measurement
        A.1 Power measuring receiver specification
Annex B (normative): Radiated measurement
        B.1 Test sites and general arrangements for measurements
            involving the use of radiated fields
        B.2 Guidance on the use of radiation test sites
Annex C (informative): Bibliography
History

Defines the minimum technical characteristics required for UHF on board vessels radio equipment and systems operating on frequencies allocated to the maritime mobile services by the ITU Radio Regulations.