Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
ITEM NAME: VIDEO AMPLIFIER
TYPE: AM-1914A/UP
reproduced signal from each plug-in amplifier
subassembly output.
Amplification: 70% duty cycle
RELATION TO SIMILAR EQUIPMENT
Input-Voltage to Output Voltage Gain:
1:1 nom; ea output channel gain ratio
None.
is adjustable from O.B0:1 to 1.2:1
Input Signal Connection Facilities: 1
TECHNICAL DESCRIPTION
coaxial cable connector for ea input chan.
Output Signal Connection Facilities: 1
Input and Output Characteristics
coaxial cable connector for ea output
Number of Channels: 1 radar video input;
channel
5 radar video outputs
Video Output: Pos video signals across
Impedance: 75 ohm non-inductive resistor
75 ohms non-inductive resistive load
input line termination; ext. dc resis-
are equal to the amplitude of the in-
tance of 75 ohms read at end of ea out-
put signal
put cable.
Power Supply Assy
Pulse Polarity: Pos video input; pos
Input: 115v, 60 cyc, 1-ph, 55w
video output
Output: 105v dc (B plus); 6.3v, 60 cyc,
Peak Pulse Amplitude: 0.2 to 3.0v input
1-ph (fil)
(2.0v nom) voltage; output voltage of
Ambient Temperature
ea channel is the same value as the
Storage: -62 to plus 750C (-79 to plus
input voltage plus or minus 5%
167UF)
Input Signal Pulse Duration: 1500 usec
Operating: O to plus 50C (plus 32 to
max
1220F)
Bandpass: Within plus or minus 0.5 db
from 1000 cps to 4 mc, within 3 db
INSTALLATION CONSIDERATION
from 60 cps to 10 mc, and 6 db up to
13 mc referenced to response at 1 mc
Not available.
Maximum Duty Cycle for Distortion-Free
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Video Amplifier AM-1914A/UP
1
8-1/4 x 9-3/4 x 12
16
SHIPPING DATA
COMPONENT
PKGS
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
1
18.1
17
REFERENCE DATA AND LITERATURE
Technical Manuals:
NAVSHIPS 94622
AM-1914A/UP: 2
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