I.S. EN 60244-15:2000
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
METHODS OF MEASUREMENT FOR RADIO TRANSMITTERS - PART 15: AMPLITUDE-MODULATED TRANSMITTERS FOR SOUND BROADCASTING
Hardcopy , PDF
13-05-2021
English
01-01-2000
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
1 Scope
2 Normative references
3 Definitions
4 General conditions of operation
5 General conditions of measurement
5.1 Input and output measurement arrangements
5.2 Measuring equipment
5.3 Modulation and output power conditions
6 General characteristics
6.1 Rated output power
6.2 DSB output power
6.3 SSB output power
7 Transmission performance characteristics
7.1 Modulation
7.2 DSB modulation
7.3 DCC modulation
7.4 SSB modulation
7.5 Amplitude/radiofrequency characteristic
7.6 Amplitude/audiofrequency characteristic
7.7 Modulation capability
7.8 Long-term stability
7.9 RF intermodulation
7.10 Audiofrequency harmonic distortion
7.11 Audiofrequency intermodulation
7.12 AM noise level
7.13 Unwanted synchronous phase-modulation
7.14 Carrier amplitude variation (carrier shift)
7.15 Out-of-band emission
7.16 Suppression of the unwanted sideband
7.17 Measurement of supplementary signals
Figure 1 - Configuration of measuring arrangements
Figure 2 - RF envelopes of double-sideband (DSB) emissions
with full carrier
Figure 3 - RF envelopes of single-sideband (SSB) emissions
with 6 dB carrier reduction
Figure 4 - RF envelopes of single-sideband (SSB) emissions
with 12 dB carrier reduction
Figure 5 - Signal spectra for DSB transmission
Figure 6 - Signal spectra for SSB transmission
Annex A (informative) Noise-weighting filters
Annex B (informative) Out-of-band spectrum
Annex C (informative) Bibliography
Annex ZA (normative) Normative references to international
publications with their corresponding
European publication
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