M00043133
New product
RADIO BROADCASTING SYSTEMS - VERY HIGH FREQUENCY (VHF), FREQUENCY MODULATED, SOUND BROADCASTING TRANSMITTERS
European Telecommunications Standards Institute
In stock
Warning: Last items in stock!
Availability date: 11/06/2021
Foreword
1 Scope
2 Normative references
3 Definitions and abbreviation
3.1 Definitions
3.2 Abbreviations
4 Technical requirements
4.1 Characteristics of RF interface ports
4.2 Transmitter input configuration
4.3 Transmitter output characteristics
4.4 Frequency range
4.5 Frequency stability
4.6 Frequency adjustment
4.7 Unwanted frequency shift
4.8 Frequency deviation
4.9 Overdeviation
4.10 Deviation sensitivity stability
4.11 Unwanted emissions
4.12 Amplitude Modulation (AM)
4.13 Test load characteristics
5 Operating and test conditions
5.1 Normal operating and test conditions
5.2 Extreme operating and test conditions
Annex A (normative): Stereo test encoder for pilot
tone system, audio and multiplex parameters
A.1 Introduction
A.2 Input parameters
A.3 Pilot signal
A.4 Output
A.5 Non linear distortion
A.6 Signal to Noise ratio (S/N)
A.7 Linear distortion
A.8 Linear crosstalk
Annex B (normative): RF Spectrum measurements to
detect excessive spectrum pollution due to
abnormal AF - input levels
B.1 Measuring arrangement
B.2 Measuring procedure
B.3 Presentation of the results
Annex C (informative): General conditions of operation
C.1 Temperature in the operating room
C.2 Relative humidity in the operating room
C.3 Cooling air temperature
C.4 Relative humidity of the air entering the cooling
system up to 25 degree C
C.5 Air pressure
C.6 Immunity against mechanical vibrations airborne
or air pressure
C.7 Immunity against electric field strength within
the broadcasting bands
C.8 Immunity against magnetic field strength
C.9 Mains voltage
C.10 Mains frequency
Annex D (normative): Reverse intermodulation
measurements
D.1 Scope of annex
D.2 Measurement arrangement
D.3 Principle of measurement
D.4 Measurement routine
Annex E (informative): Bibliography
History
Defines transmitters for frequency modulated sound broadcasting signals to CCIR rec.450, covering monophonic and stereophonic signals
Published | |
Document Type | Standard |
Status | Current |
Publisher | European Telecommunications Standards Institute |
Pages | |
ISBN | |
Committee | BROADCAS |
Supersedes |
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