NSN 5895-00-556-0818
Part Details | ELECTRONIC MARKER GENERATOR
5895-00-556-0818 An electronic device which generates electrical pulses of precise characteristics with respect to amplitude, shape, duration and recurrence. Such pulses serve as reference indices on the screen of a cathode ray tube for determination of data such as radar target range, azimuth, elevation and similar applications. See also GENERATOR, SIGNAL and GENERATOR, PULSE.
Alternate Parts: TD140FPS20, TD-140/FPS-20, R6556701, R655670-1, 5895-00-556-0818, 00-556-0818, 5895005560818, 005560818
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
58 | JAN 01, 1963 | 00-556-0818 | 19633 ( GENERATOR, ELECTRONIC MARKER ) |
REFERENCE DRAWINGS & PICTURES
CYLINDRICAL

Cross Reference | NSN 5895-00-556-0818
Part Number | Cage Code | Manufacturer |
---|---|---|
TD-140/FPS-20 | 80058 | JOINT ELECTRONICS TYPE DESIGNATIONSYSTEM |
R655670-1 | 06845 | RAYTHEON COMPANYDBA RAYTHEON |
Technical Data | NSN 5895-00-556-0818
Characteristic | Specifications |
---|---|
CIRCUIT CONSTRUCTION TYPE | SOLID STATE |
IMPEDANCE RATING PER CHANNEL | 150.000 OHMS OUTPUT CHANNEL |
PULSE PEAK AMPLITUDE PER CHANNEL | 1.000 VOLTS OUTPUT CHANNEL |
SIGNAL DATA TYPE PER CHANNEL | OUTPUT CHANNEL AZIMUTH |
REFERENCE POINT QUANTITY | 3 |
INTENSIFIED REFERENCE POINT QUANTITY | 30 |
AVERAGE LIFE MEASUREMENT | NOT RATED |
EXTERNAL AC OPERATING VOLTAGE IN VOLTS | 120.0 NOMINAL SINGLE VOLTAGE |
OPERATING AC FREQUENCY IN HERTZ | 60.0 NOMINAL SINGLE VOLTAGE |
PHASE | SINGLE |
INCLOSURE TYPE | ENCASED |
INSTALLATION DESIGN | MECHANICAL |
BASIC SHAPE STYLE | CYLINDRICAL |
OVERALL LENGTH | 22.000 INCHES NOMINAL |
OVERALL DIAMETER | 17.000 INCHES NOMINAL |
END ITEM IDENTIFICATION | 5840-00-342-6382,RADAR SET,AN/FPS-20 |
SUPPLEMENTARY FEATURES | 4,096 PULSES PER ANTENNA REVOLUTION; ANGLE MARK; 1 NORTH MARKER PRESENT; COMPONENTS: 2 SELSYN,2 PHOTO ELECTRIC CELL,2 LAMP,1 GEAR TRAIN AND SLOTTED DISK,2 CATHODE FOLLOWER,1 POWER SUPPLY; MOUNTS ON ANTENNA PEDESTAL; INCL. ANGLE MARK SWITCH AND 1X AND 36X SYNCHRO OUTPUTS; EXTERNALLY SYNCHRONIZED BY ANTENNA DRIVE SYSTEM; SINE WAVE; POSITIVE OR NEGATIVE POLARITY |
FUNCTIONAL DESCRIPTION | PROVIDES AZIMUTH MARKERS OF PRECISE CHARACTERISTICS WITH RESPECT TO AMPLITUDE,SHAPE,DURATION,AND RECURRENCE AS RECEIVED BY ANTENNA FOR USE ON THE PLAN POSITION INDICATOR SCOPES AND BY THE COMPUTER |