p.
51
The appliance makes different measurements according to the current
standard
.
The other possible measurements are:
•
Average
measurement
•
Peak
measurement
•
Power
measurement.
11.4.1
Satellite band
The following table sums up the measurement types and the frequencies of the audio carrier waves for each
standard:
Standard
porteuse vidéo
mesure
PAL
FM
Peak
SECAM
FM
Peak
NTSC
FM
Peak
DVB-S
Digital
Power
DSS
Digital
Power
DVB-S2
Digital
Power
11.4.2
Terrestrial band
The appliance automatically makes level measurements on the
Video carrier wave.
The following table sums up the measurement types and the frequencies of the audio carrier waves for each
standard:
Standard
Video carrier
Measure
Sound carrier
Mono
stéréo
NICAM
BG
negative, AM
peak
FM
FM
DQPSK
5.5 MHz
5.74 MHz
5.85 MHz
DK
negative, AM
peak
FM
FM
DQPSK
6.5 MHz
6.258 MHz
5.85 MHz
I
positive, AM
peak
FM
DQPSK
6.0 MHz
6.552 MHz
L
positive, AM
peak
AM
DQPSK
6.5 MHz
5.85 MHz
MN
negative, AM
peak
FM
FM
4.5 MHz
4.72 MHz
DVB-C
digital
power
DVB-T/H
digital
power
DVB-T2
digital
power
DAB/DAB+ numérique
power
FM
FM
average
Carrier
not modulated
average
Summary of Contents for MCT 049B
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