Section III
TM 11-6625-2781-14&P-2
8552B ONLY
41. Selects non-storage function.
47. Controls scan in MAN position of SCAN MODE
CAUTION
(27).
Use storage function when possible
to prevent damage to the CRT.
48. Selects LINEAR, 10 dB LOG or 2 dB LOG
display modes. To use 2 dB LOG, first find
signal using 10 dB LOG; display desired portion
42. Press to ERASE when in STD or FAST writing
in top 16 dB of screen, then switch to 2 dB LOG.
speed.
Top of screen (LOG REF) remains the same; -
70 dB line is now -14 dB (each major division is
43. Selects writing speed.
2 dB).
44. Varies time the trace is visible.
NOTE
45. Selects storage time.
Do NOT make any VERTICAL GAIN or
POSITION adjustments in the 2 dB LOG
46. Press to store signal display. Storage time
become invalid.
(relative display brightness) in storage mode is
adjusted by Item 45.
Figure 3-1. Spectrum Analyzer Controls, Indicators and Connectors (cont' )
d