HDVG7 HDTV Digital Video Generator module
Frequency. Set
s the audio signal frequency of the selected audio channel. Use
the left (◄)orright(►) arrow button to select the frequency. The selection
items are as follows:
Inactive
Silence
50 Hz
100 Hz
150 Hz
200 Hz
250 Hz
300 Hz
400 Hz
500 Hz
600 Hz
750 Hz
800 Hz
1000 Hz
1200 Hz
1500 Hz
1600 Hz
2000 Hz
2400 Hz
3000 Hz
3200 Hz
4000 Hz
4800 Hz
5000 Hz
6000 Hz
8000 Hz
9600 Hz
10000 Hz
12000 Hz
15000 Hz
16000 Hz
20000 Hz
When Inactive is selected, the audio data output is disabled. Press the ENTER
buttontoc
onfirm the selection.
Amplitude. Sets the audio signal amplitude of the selected audio channel. Use
the left (◄)orright(►) arrow button to set the amplitude. You can set the value
from-60dBFSto0dBFSin1dBFSsteps.
Audio Cl
ick. Inserts audio clicks in the selected audio channel. The audio tone, if
any, is turned off for an interval around the audio click. Use the left (◄)orright
(►) arrow button to make the selection. The choic es are OFF, 1sec, 2sec, 3sec,
and 4sec.PresstheENTER button to enable the selection.
Audio Click b ecomes valid when you selec t 1secto 4secfor the Audio Click
rate. When Audio Click is valid, Audio Tone is turned off for 0.25 second around
the click. For example, if you select 3 sec for the click rate, the audio tone will
be output for 2.75 seconds, and silent for 0.25 second; the click occurs during
this
silence.
When Audio Click is OFF, the Audio Tone selected in the FREQUENCY menu
is o
utput continuously. Audio Click makes it easy to identify any channel(s) of the
four output channels.
TG8000 Multiformat Test Signal Generator User Manual 3–243
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