901 Night Flash Illumination System

Model 901 Night Flash Illumination Systems
Major Assemblies
  • Illuminator Assembly, Reflector Unit P/N 901-1001
  • Illuminator Assembly, Storage Unit P/N 901-2000
  • Power Supply Assembly, P/N 901-3000
  • Control Panel, P/N 901-5000
  • Camera Interface Assembly, P/N 901-5000
  • One cable set including three cables (W1, W2, W3)
Coverage
Depression Angle 30° (60° Elevation)
Across Track Coverage 45.5° to 74.5°
Along Track Coverage 29°
Altitude 300 ft
Overlap 10%
Beam Joules 73 joules
Ground Coverage 313,000 sq. ft.
Format/Camera Requirement
Size 70 mm
Lens 110 mm , f/2.0
Depression Angle 30°
Cycle Rate max 1.4 frames/sec
Film Speed ASA 400
Electrical Power
  • 1,400 Watts average @ 1.4 frames/sec, 28 VDC
  • 2,200 Watts, 28 VDC
System Weight 110lb
Power Supply Assembly P/N 901-3000
Type Resonant solid-state inverter
Configuration
  • 4 inverters, individual control
  • micro-computer control/status
Weight 35 lb
Control Panel P/N 901-5000
Functions
  • Power On-Off
  • Modes: 3, plus self-test
  • Picture command
Indicators
  • 4 line by 20 character LCD display
  • Power indicator
  • Charge Indicator
Weight 2 lb
Illuminator
Type Electronic flash, visible spectrum
Flash Rate Compatible with camera (1.4 frames/sec max)
Flash Duration 400 µs at 20% points & 600 µs at 10% points
Illuminator Reflector Unit P/N 901-1001
Configuration 2 reflectors, boresighted
Reflector Type Trough type, using 3-inch long arc lamps. Symmetrical design used to generate format beam pattern.
Pattern Weighted 2 to 1 toward oblique edge
Weight 18 lb
Illuminator Storage Unit P/N 901-2000
Maximum Electrical Energy 800 joules
Trigger Series Injection
Weight 45 lb
901 boat image

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TD-416A (0899)