Hum - Deviser S7000 Operation Manual

3.7 3.7 HUM---ANALOG HUM---ANALOG
3.7 3.7 HUM---ANALOG HUM---ANALOG TV
HUM modulation is also named power hum modulation distortion, which caused by low-frequency
interference of the power. Users can set up the hum frequency before measurement (See Section 2:
SETUP-> -> -> ->MEASURE SETUP SETUP MEASURE MEASURE MEASURE-> -> -> ->HUM
SETUP
The interface of HUM measurement is shown in Figure 3-39.
3.7.1 Parameter
3.7.1 3.7.1 3.7.1 Parameter Parameter Parameter
� CH CH
CH CH, Show the channel number of the current channel.
FREQ
� FREQ FREQ FREQ, frequency (5~1050MHz).
3.7.2 3.7.2 Operation Operation
3.7.2 3.7.2 Operation Operation
�
HOLD/TRIG
HOLD/TRIG Hold or Trig the measurement. HOLD/TRIG HOLD/TRIG
�
RETURN RETURN
RETURN RETURN Press the key to return to the previous interface.
� Press the key to enter the setup interface of HUM frequency directly.
S7000 TV Analyzer
TV TV
TV

HUM

HUM
HUM).
Operation Manual
Figure 3-39
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