Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
ITEM NAME: RADAR EQUIPMENT
TYPE: SD, SD-a, SD-2 THRU SD-5
Data on this sheet reflects the following field
IFF: 15 mc
changes: FC-1 -4 thru -7, -10, -11, -12 (SD); FC-2, -3
Sensitivity: 5 uv input for lv output
thru -7, -9 thru -12 (SD-a); FC-3 thru -7, -9, -11, -12 (SD-
across detector load resistor.
1); FC-3 thru -7, -9 thru -12 (SD-2); FC-4, -5, -7, -8, -11, -
Power Requirements
12 (SD-3); FC-4, -6, -8 thru -12 (SD-4); FC-10 thru -13
SD, SD-, SD-2, -4, -5: 115v, 60 cps,
(SD-5).
1-ph.
SD-3: 115v, 60 cps, 1-ph and 110v dc.
Power Consumption
RELATION TO SIMILAR EQUIPMENT
SD, SD-a, SD-2: 1130w
The Model SD series equipments are similar,
SD-3: 1277w ac, 150w dc
differing only in improvements added in latest models.
SD-4: 1180w
SD-5: 1363w
TECHNICAL DESCRIPTION
Antenna
vertically polarized.
SD, SD-a, SD-2: 109 to 119 mc
SD-a: Omnidirectional, 100 ohm horizontal
SD-3, -4, -5: 111 to 117 me
Power Output: 100 kw
Emission: Pulse
SD-2: 35 ohm omnidirectional U-type.
Pulse Data
SD-3: Unidirectional array of 4 radiator
Width: 8.5 usec
sets.
Rate: 60 pps
SD-4, -5: Omnidirectional, 100 ohm hori-
Presentation: 5 in. CR tube
zontal U-type dipole with 1/4 wave
Receiver Data
Type: Superheterodyne
INSTALLATION CONSIDERATIONS
Not available.
PRINCIPAL COMPONENTS AND PHYSICAL DATA
SHIPPING DATA
COMPONENT
BOXES
OVERALL DIMENSIONS
UNIT WT.
(NR.)
(Inches)
(Pounds)
SD, SD-a, SD-2
NOT AVAILABLE
SD-3
1
23 x 26 x 58-1/2
408
Radar Reciever-Indicator NT-55ACL
1
19-1/2 x 26-1/2 x 29
128
1
13 x 31-1/2 x 87
206
Antenna Pedestal NT-10132 including:
1
16-1/2 x 17-1/2 x 33-1/2
112
Set of Accessories
Train Indicator NT-55ACM
1
16-1/2 x 25 x 33
136
1
9-3/4 x 14 x 15-1/4
33
Test Equipment Antenna NT-66ADC
1
5 x 5 x 41
11
1
18-1/2 x 20-1/2 x 28
99
Equipment Spares
2
SD-4
1
23 x 26 x 58-1/2
408
Radar Receiver-Indicator NT-55ACL
1
19-1/2 x 26-1/2 x 29
128
SD: 2