Volume 1
MIL-KDBK-162A
Section 3
15 December 1965
ITEM NAME: VIDEO AMPLIFIER
TYPE: AM-1914B/UP
minus 0.5 db from 1 kc to 6 mc
each plug-in amplifier subassembly output.
Maximum Duty Cycle for Distortion-Free
Amplification: 70% duty cycle
RELATION TO SIMILAR EQUIPMENT
Input-Voltage to Output-Voltage Gain
Ratio: 1:1 nom, ea output channel gain
None.
ratio is adjustable from 0.85:1 to 1.2:1
Input Signal Connection Facilities: 1
TECHNICAL DESCRIPTION
coaxial cable connector for input
channel
Input and Output Characteristics
Output Signal Connection Facilities: 1
Number of Channels: 1 radar video input;
coaxial cable connector for ea output
5 radar video outputs
channel
Impedance: 75 ohm non-inductive resis-
Video Output: Pos video signals across 75
tor input line termination; ext dc re-
ohm non-inductive resistive load are
sistance of 75 ohms reed at end of ea
equal to the amplitude of the input load
output cable
Power Supply Assy
Pulse Polarity: Pos video input; pos
Input: 115v, 60 cyc- 1-ph, 62w
video output
Output: 105v dc (B plus); 6.3v, 60 cyc,
Peak Pulse Amplitude: 0.2 to 3.0v input
1-ph (fill)
(2.0v nom) voltage; output voltage of
Ambient Temperature
ea channel is the same value as the
Storage: -62 to plus 750C (-79 to
input voltage plus or minus 5%
167UF)
Input Signal Pulse Duration: 0.1 to
Operating: 0 to plus 500C (plus 32 to
1500 usec
plus 1220F)
Bandpass
Upper Frequency: 3 db point exceeds
INSTALLATION CONSIDERATION
10 mc
Lower Frequency: 3 db point is less
Not available.
than 60 cyc; flat within plus or
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Video Amplifier AM-1914B/UP
1
8-13/16 x 9-5/8 x 12
22.50
SHIPPING DATA
COMPONENT
PKGS
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
1
18.1
25.5
REFERENCE DATA AND LITERATURE
Technical Manuals:
NAVSHIPS 95761
AM-1914B/UP: 2
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