TM 1-1510-225-10
3A-110
Figure 3A-68. Maximum Permissible Exposure Level
Table 3A-3. Video Integrated Processor VS Aircraft Radar Return Levels
VIDEO INTEGRATED PROCESSOR (VIP)
CATEGORIZATIONS
DISPLAY
LEVEL
RAINFALL
RATE
(MM/HR)
RAINFALL
RATE
(INCHES/HR)
STORM
CATEGORY
VIP
LEVEL
RAINFALL RATE
(MM/HR)
(INCHES/HR)
MAXIMUM
CALIBRATED
RANGE (NM))
Extreme
6
Greater than 125
(5)
4
(Magenta)
Greater
than 52
Greater
than 2.1
Intense
5
50 – 125
(2 – 5)
175
Very Strong
4
25 – 50
(1 – 2)
3
(Red)
Greater than
12
12 – 52
Greater than
0.5
0.5 – 2.1
Strong
3
12 – 25
(0.5 – 1)
175
2
(Yellow)
4 – 12
0.17 – 0.5
Moderate
2
2.5 – 12
(0.1 – 0.5)
175
1
(Green)
1 – 4
0.04 – 0.17
Weak
1
0.25 – 2.5
(0.01 – 0.1)
175
0
(Black)
Less than 1
Less than 0.04
—
Selection of the ground mapping (GMAP)
function will cause system parameters to be optimized
to improve resolution and enhance identification of
small targets at short range. The reflected signal from
ground surfaces will be displayed as magenta, yellow,
or cyan (most to least reflective).
a. Radar Control Panel Controls, Indicators,
and Functions.
(1) Radar Mode Selector Switch. The radar
mode selector knob, placarded OFF / STBY / TST /
ON, is used to select the operating condition of the
radar system.
