| ELECTROMAGNETIC POLARIZATION TYPE | RIGHT CIRCULAR SINGLE ANTENNA ELEMENT |
| CHARACTERISTIC IMPEDANCE IN OHMS | 50.0 SINGLE ANTENNA ELEMENT |
| COAXIAL CONNECTOR SERIES DESIGNATION | TNC SINGLE ANTENNA ELEMENT |
| CONNECTOR END DESIGN | SOCKET SINGLE ANTENNA ELEMENT |
| ENVIRONMENTAL PROTECTION | WEATHER RESISTANT |
| FREQUENCY RATING | 1616.0 MEGAHERTZ MINIMUM AND 1626.0 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT |
| OVERALL DIAMETER | 3.0 INCHES MAXIMUM |
| OVERALL HEIGHT | 6.39 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | IRIDIUM ANTENNA, FIXED SITE |
| MOUNTING HOLE DIAMETER | 0.75 INCHES NOMINAL |
| MOUNTING HOLE QUANTITY | 1 |
| MOUNTING METHOD | THREADED BODY AND CONNECTOR |
| OPERATING TEMP RANGE | -40.0 TO 85.0 CELSIUS |
| POSITIONING DEVICE TYPE | MECHANICAL SINGLE ANTENNA ELEMENT |
| REFERENCE DATA AND LITERATURE | PLANE |
| SPECIAL FEATURES | AXIAL RATIO: 3 DB MAX AT BORE SIGHT. RADIATION COVERAGE: 0 DEG (PLUS 0.04 DBIC), 0 - 45 DEG (PLUS 1.4DBIC), 75 - 82 DEG (LESS 0.25 DBIC). VSWR: MINOR OR EQUAL 2 .1. ALTITUDE: 20,000 INCHES. |
| TERMINAL TYPE | CONNECTOR, RECEPTACLE SINGLE ANTENNA ELEMENT |
| TYPE/MODEL DESIGNATION | AT1621-142W-TNCF-000-00-NM |