Tektronix SPG8000A, User Manual

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SPG8000A User Manual 43
Use the drop- down list to select the frame reset signal:
Free Run . The Word Clock and DARS signals are not synchronized with
any of the frame reset signals.
Frame Reset 1 (2.997 Hz)
Frame Reset 2 (6.250 Hz)
Frame Reset 3 (3.000 Hz)
Note : If the frame reset signal used by the Word Clock and DARS signals is reset
by a change of the video format, the Word Clock and DARS signal timing is also
reset.
Delay
Use this to set the timing offset of the Word Clock and DARS outputs relative to
the genlock signal or the internal reference signal.
AES Word Clock output
Sets the signal level of the Word Clock output. Use the drop - down list to select
1 Volt (AC) or 5 Volt (DC) .
Channel parameters
This menu is available only when Option AG is installed. Select the parameters
for audio Channel 1 to Channel 8 from the drop - down lists.
Frequency
Sets the audio signal frequency for the selected audio channel. The choices are:
Inactive 400 Hz 1600 Hz 6000 Hz
Silence 500 Hz 2000 Hz 8000 Hz
50 Hz 600 Hz 2400 Hz 9600 Hz
100 Hz 750 Hz 3000 Hz 10000 Hz
150 Hz 800 Hz 3200 Hz 12000 Hz
200 Hz 1000 Hz 4000 Hz 15000 Hz
250 Hz 1200 Hz 4800 Hz 16000 Hz
300 Hz 1500 Hz 5000 Hz 20000 Hz
When Inactive is selected, audio data output is disabled.
Amplitude
Sets the audio signal amplitude for the selected audio channel. Set the value from
- 60 dBFS to 0 dBFS.
Audio click
Inserts audio clicks in the selected audio channel. The audio tone, if any, is turned
off for an interval around the audio click. The choices in the drop - down list are
None , 1 Second , 2 Second , 3 Second , and 4 Second .