TM 11-5840-360-14-1-1
Table 1-22. Antenna AS-3195 and Antenna Pedestal AB-1248 Performance Characteristics (V4)
Parameter
Description
Type
End-fed slotted array
Horizontal
Horizontal Beam Width (at -3 dB)
2
Vertical Beam Width (at -3 dB)
23
Gain
27.5 dB
Horizontal Side Lobes
-29 dB
Rotation Speed
33 RPM
Ambient Temperature Range
-25to +55C
Relative Humidity (at 550 C)
95%
Shock (all planes)
20G
Vibration
1G at 5-50 Hz
Waterproofing
24 hrs. at 1 inch/hour or 1 hour at 5 inches/hour
Rated Wind Load
Operating
100 knots
Survival
150 knots
1.19.3 Physical Description
A physical description of this unit is found in Table 1-25.
A physical description of the antenna and pedestal
is found in Table 1-25.
1.20.4 Power Requirements
The power requirements of this device are: 115Vac,
1.19.4 Power Requirements
11, 60Hz, 300W.
The power requirements for the pedestal are 440
Vac, 30, 800 W per phase.
1.21
CONTROL INDICATOR C-10260 (V4)
1.20
SIGNAL DATA CONVERTER CV-3442 (V4)
1.21.1 Function of Equipment
The control indicator provides for the antenna
bearing mode signals displayed on the AN/SPA-25 and
1.20.1 Function of Equipment
AN/SPA-66 Indicators. This unit also controls the time
The signal data converter provides the amplification
constant and heading line blanking.
AN/SPA-66 indicators. The video and heading flash
signals are amplified and split before their input to the
1.21.2 Physical Description
remote indicators. Azimuth synchro data is passed
A physical description of this unit is given in Table
directly to the remote indicators for Relative Bearing
display or is combined with the ship's course data for
North Stabilized Display.
1.22
AMPLIFIER-GENERATOR AM-6933 (V4)
Selection of relative or true bearing display at the
1.22.1 Function of Equipment
remote indicators is controlled at the signal data
When either receiver transmitter is radiating, the
converter. Video time constant selection is provided by
amplifier-generator receives a trigger pulse; if both are
Control Indicator C-10260 Units mounted on the remote
radiating, their two triggers are received. This unit
indicators.
contains two identical trigger reshaping circuits which
provide the output drive pulses to the AN/SLA-10
1.20.2 Performance Characteristics
blanking video mixer.
Performance characteristics of the signal data
converter are specified in Table 1-23.
1.22.2 Performance Characteristics
Performance characteristics of
this
item
are
1.20.3 Physical Description
specified in Table 1-24.
1-28
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