AS/NZS 4770:2000
MF and HF radiocommunications equipment in the land mobile service utilizing single sideband suppressed carrier emission
Specifies radiofrequency requirements for medium frequency and high frequency radiocommunications equipment intended to operate in the land mobile services and utilizing single sideband suppressed carrier emission. It specifies minimum requirements for transmitters and receivers for use of the radiofrequency spectrum in accordance with spectrum planning.
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AS/NZS 4770:2000 MF and HF radiocommunications equipment in the land mobile service utilizing single sideband suppressed carrier emission
AS/NZS 4770:2000 MF AND HF RADIOCOMMUNICATIONS EQUIPMENT IN THE LAND MOBILE SERVICE UTILIZING SINGLE SIDEBAND SUPPRESSED...
PREFACE
CONTENTS
1 SCOPE
2 REFERENCED DOCUMENTS
3 DEFINITIONS
3.1 ALC (Automatic Level Control) threshold
3.2 J3E
3.3 Rated audio output power
3.4 SINAD
3.5 Standard audio output power
3.6 Standard input signal
0 ERROR !!!
4 CONDITIONS OF TEST
4.1 Standard test conditions
4.1.1 Temperature and humidity
4.1.2 Test power source
4.2 Extreme test conditions
4.2.1 Extreme temperatures
4.2.2 Humidity
4.2.3 Extreme test power source
4.3 Procedure for tests at extreme temperatures
4.3.1 General
4.3.2 Procedure
4.4 Nominal test frequencies
4.5 Artificial antenna
4.6 Receiver test sources
4.7 Receiver test signal levels
4.8 Transmitter duty cycle
5 GENERAL EQUIPMENT REQUIREMENTS
5.1 Modes of operation
5.2 Adjustment mechanisms
5.3 Protection
5.4 Equipment controls
6 TRANSMITTER REQUIREMENTS
6.1 Frequency error
6.1.1 Limit
6.1.2 Method of test
6.2 Output power and intermodulation products
6.2.1 Limit
6.2.2 Method of test
6.3 Automatic level control characteristic
6.3.1 Limit
6.3.2 Method of test
6.4 Frequency response
6.4.1 Limit
6.4.2 Method of test
6.5 Out-of-band emissions
6.5.1 Limit
6.5.2 Method of test
6.6 Conducted spurious emissions
6.6.1 Limits
6.6.2 Method of test
6.7 Residual noise
6.7.1 Limit
6.7.2 Method of test
6.8 Carrier suppression
6.8.1 Limit
6.8.2 Method of test
7 REQUIREMENTS FOR EMERGENCY CALL ENCODERS
7.1 Application
7.2 Installation
7.3 Controls
7.4 Duration of transmission
7.4.1 Limit
7.4.2 Method of test
7.5 Frequency of the two tones
7.5.1 Limit
7.5.2 Method of test
7.6 Tone distortion products
7.6.1 Limit
7.6.2 Method of test
7.7 Encoder tones relative amplitudes
7.7.1 Limit
7.7.2 Method of test
7.8 Emergency call encoder PEP
7.8.1 Limit
7.8.2 Method of test
8 RECEIVER REQUIREMENTS
8.1 Frequency error
8.1.1 Limit
8.1.2 Method of test
8.2 Passband
8.2.1 Limit
8.2.2 Method of test
8.3 Maximum useable sensitivity
8.3.1 Limit
8.3.2 Method of test
8.4 Adjacent signal selectivity
8.4.1 Limit
8.4.2 Method of test
8.5 Blocking
8.5.1 Limit
8.5.2 Method of test
8.6 Intermodulation
8.6.1 Limit
8.6.2 Method of test
8.7 Spurious response rejection ratio
8.7.1 Limit
8.7.2 Method of test
8.8 Harmonic distortion in output
8.8.1 Limit
8.8.2 Method of test
8.9 Audio frequency intermodulation
8.9.1 Limits
8.9.2 Method of measurement
8.10 Spurious emissions
8.10.1 Limit
8.10.2 Method of test
8.11 Automatic gain control efficiency
8.11.1 Limit
8.11.2 Method of test
8.12 Protection of input circuits
8.12.1 Limits
8.12.2 Method of measurement
Amendments
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Related Information
Radiocommunications (Radio Standards) Notice 2010 - Revoked
Ministry: Ministry of Business Innovation and Employment - Records & Library Services
Section: Table 1
Citation context:Listed as a Standard applicable to land mobile and fixed services
Radiocommunications Regulations (Radio Standards) Notice 2015 - Revoked
Ministry: Ministry of Business Innovation and Employment - Records & Library Services
Section: Table 1
Citation context:Listed as a Standard applicable to land mobile and fixed services
Radiocommunications Regulations (Radio Standards) Notice 2016 - Revoked
Ministry: Ministry of Business Innovation and Employment - Records & Library Services
Section: Table 1
Citation context:Listed as a Standard applicable to land mobile and fixed services
Radiocommunications Regulations (Radio Standards) Notice 2020 - Revoked
Ministry: Ministry of Business Innovation and Employment - Records & Library Services
Section: Table 1
Citation context:Listed as a standard applicable to MF/HF land mobile - SSB (below 30 MHz), compliance meets A2 level of conformity.
Radiocommunications Regulations (Radio Standards) Notice 2023
Ministry: Ministry of Business Innovation and Employment - Records & Library Services
Section: Table 4
Citation context:Listed as a standard applicable to Land Mobile and Fixed Services, compliance meets A2 level of conformity.
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AS/NZS 4770:2000 MF and HF radiocommunications equipment in the land mobile service utilizing single sideband suppressed carrier emission
AS/NZS 4770:2000 MF AND HF RADIOCOMMUNICATIONS EQUIPMENT IN THE LAND MOBILE SERVICE UTILIZING SINGLE SIDEBAND SUPPRESSED...
PREFACE
CONTENTS
1 SCOPE
2 REFERENCED DOCUMENTS
3 DEFINITIONS
3.1 ALC (Automatic Level Control) threshold
3.2 J3E
3.3 Rated audio output power
3.4 SINAD
3.5 Standard audio output power
3.6 Standard input signal
0 ERROR !!!
4 CONDITIONS OF TEST
4.1 Standard test conditions
4.1.1 Temperature and humidity
4.1.2 Test power source
4.2 Extreme test conditions
4.2.1 Extreme temperatures
4.2.2 Humidity
4.2.3 Extreme test power source
4.3 Procedure for tests at extreme temperatures
4.3.1 General
4.3.2 Procedure
4.4 Nominal test frequencies
4.5 Artificial antenna
4.6 Receiver test sources
4.7 Receiver test signal levels
4.8 Transmitter duty cycle
5 GENERAL EQUIPMENT REQUIREMENTS
5.1 Modes of operation
5.2 Adjustment mechanisms
5.3 Protection
5.4 Equipment controls
6 TRANSMITTER REQUIREMENTS
6.1 Frequency error
6.1.1 Limit
6.1.2 Method of test
6.2 Output power and intermodulation products
6.2.1 Limit
6.2.2 Method of test
6.3 Automatic level control characteristic
6.3.1 Limit
6.3.2 Method of test
6.4 Frequency response
6.4.1 Limit
6.4.2 Method of test
6.5 Out-of-band emissions
6.5.1 Limit
6.5.2 Method of test
6.6 Conducted spurious emissions
6.6.1 Limits
6.6.2 Method of test
6.7 Residual noise
6.7.1 Limit
6.7.2 Method of test
6.8 Carrier suppression
6.8.1 Limit
6.8.2 Method of test
7 REQUIREMENTS FOR EMERGENCY CALL ENCODERS
7.1 Application
7.2 Installation
7.3 Controls
7.4 Duration of transmission
7.4.1 Limit
7.4.2 Method of test
7.5 Frequency of the two tones
7.5.1 Limit
7.5.2 Method of test
7.6 Tone distortion products
7.6.1 Limit
7.6.2 Method of test
7.7 Encoder tones relative amplitudes
7.7.1 Limit
7.7.2 Method of test
7.8 Emergency call encoder PEP
7.8.1 Limit
7.8.2 Method of test
8 RECEIVER REQUIREMENTS
8.1 Frequency error
8.1.1 Limit
8.1.2 Method of test
8.2 Passband
8.2.1 Limit
8.2.2 Method of test
8.3 Maximum useable sensitivity
8.3.1 Limit
8.3.2 Method of test
8.4 Adjacent signal selectivity
8.4.1 Limit
8.4.2 Method of test
8.5 Blocking
8.5.1 Limit
8.5.2 Method of test
8.6 Intermodulation
8.6.1 Limit
8.6.2 Method of test
8.7 Spurious response rejection ratio
8.7.1 Limit
8.7.2 Method of test
8.8 Harmonic distortion in output
8.8.1 Limit
8.8.2 Method of test
8.9 Audio frequency intermodulation
8.9.1 Limits
8.9.2 Method of measurement
8.10 Spurious emissions
8.10.1 Limit
8.10.2 Method of test
8.11 Automatic gain control efficiency
8.11.1 Limit
8.11.2 Method of test
8.12 Protection of input circuits
8.12.1 Limits
8.12.2 Method of measurement
Amendments
AS/NZS 4770:2000
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.