when the recorder chart is removed. Replacement
recorder charts are available in both feet/degrees
Fahrenheit or meters/degrees Celsius. The metric rolls
are recommended. No adjustment is needed to the
recorder for either style chart. The ready-for-launch
mode calibration temperature should be checked after
placing a new chart on the recorder, as should the
alignment of the stylus on the “surface” depth line.
Figure 2-4 is an example of typical chart traces on the
RO-326C/SSQ-56 data recorder.
Q 9 .
Q10.
Q 8 .
Q 7 .
REVIEW QUESTIONS
What is the maximum depth of the T-4 (OC-
14/SSQ-56) probe?
What are the three major components of the
AN/SSQ-61A system?
What does the abbreviation XBT mean?
What two items must be checked after replacing
a recorder chart roll on the RO-326( )/SSQ-56
recorder?
Figure 2-4.—Typical XBT chart traces on RO-326C/SSQ-56 recorder.
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