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IEEE 377 : 1980

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

MEASUREMENT OF SPURIOUS EMISSION FROM LAND-MOBILE COMMUNICATION TRANSMITTERS, RECOMMENDED PRACTICE FOR

Withdrawn date

10-17-2023

Published date

01-01-1980

1 Scope
1.1 Subsystems
1.2 Limitations
1.3 Supplementary testing
2 Definition of terms
2.1 General
2.2 Standard reference terms
2.3 Performance characteristics
3 References
4 Test conditions, apparatus and assembly
4.1 Test conditions
4.1.1 Environmental
4.1.2 Standard electrical test conditions
4.2 Test apparatus
4.2.1 Frequency selective voltmeter
4.2.2 Modulation sideband receiver
4.2.3 Modulation monitor receiver
4.2.4 Measurement probes
4.2.5 Signal generator
4.2.6 Noise generator
4.2.7 Deviation monitor
4.2.8 Voice modulation simulator (VOSIM)
4.2.9 Noise and distortion meter
4.2.10 Test adapters
4.2.11 General measuring instrument requirements
4.3 Test assembly
5 Test procedures and presentation of data
5.1 Conducted spurious emission
5.1.1 Introduction
5.1.2 Modulation sideband spectrum
5.1.3 Presentations of data
5.2 Modulation sidebands and broadband noise
         spurious emission
5.2.1 Introduction
5.2.2 Method of measurement
5.2.3 Presentation of data
5.3 Narrowband spurious emission
5.3.1 Introduction
5.3.2 Method of measurement
5.3.3 Presentation of data
5.4 Intermodulation spurious emission
5.4.1 Introduction
5.4.2 Method of measurement
5.4.3 Presentation of data
5.5 Conducted spurious emission on power, ground
         return and control lines
5.5.1 Introduction
5.5.2 Method of measurement
5.5.3 Presentation of data
5.6 Radiated spurious emission from cabinet
5.6.1 Narrowband spurious emission
5.6.1.1 Introduction
5.6.1.2 Method of measurement
5.6.1.3 Near field radiation power
5.6.1.4 Presentation of data
Figures
1 Open field measurement system
2 Selectivity of modulation sideband receiver
3 Typical powerline stabilization network
4 Input impedance of stabilization network
5 Narrowband spurious emission at transmitter
         output
6 Narrowband power and control cable spurious
         radiation measurement
7 Conducted spurious test apparatus
8 Transmitter audio characteristic
9 Adjacent channel modulation interference
10 Adjacent channel worst case modulation
         interference
11 System interference protection ratio test
         apparatus
12 Conducted noise and modulation sideband
         spurious emission
13 Narrowband spurious emission
14 Intermodulation spurious emission test
         apparatus
15 Intermodulation spurious conversion attenuation
16 Power, ground and control line spurious output
Table
1 Tabulation of values

Establishes energy levels of spurious emissions of mobile communication transmitters which generate (FM) signals of 25 to 1000 MHz. Measures broad and narrow-band spectra for conducted and radiated emissions.

DocumentType
Standard
PublisherName
Institute of Electrical & Electronics Engineers
Status
Withdrawn

IEEE/ANSI C63.26-2015 IEEE/ANSI Standard for Compliance Testing of Transmitters Used in Licensed Radio Services

IEEE 184-1969 IEEE Test Procedure for Frequency-Modulated Mobile Communications Receivers
IEEE C63.2-2009 American National Standard for Electromagnetic Noise and Field Strength Instrumentation, 10 Hz to 40 GHz Specifications

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