Tektronix 070-8811-08 - Manual (Page 108)

Appendix C: Options
764 Digital Audio Monitor User Manual 93
NOT PRESENT. The in-bar NOT PRESENT flag indicates that,
although video input is detected, there is no active audio on the
corresponding channel (no channel ID is detected).
Analog Line Output (Option 02)
Option 02 replaces the balanced XLR digital audio outputs with
analog audio line outputs; it is available only as a factory option to
the 764 and cannot be installed in existing instruments. Option 02
has the following features and characteristics:
H The option provides two channels (typically, left and right) of
balanced analog output.
H The audio channels present on the left and right analog line
outputs are those selected by the user for headphone monitoring.
Figure 38: Option 02 connectors
H The analog output can be configured one of three ways: fixed at
+24 dBm into a balanced 600 ohm load; variable up to +24 dBm,
also for a balanced 600 ohm load; or variable up to 2.0 V
RMS
into
an unbalanced, 10 k
W (or greater) load. When the instrument is
set for variable output, the front-panel VOLUME knob controls
output gain.