The antenna provides omnidirectional, vertically polarized coverage when installed on the top, or bottom, of an aircraft. Its streamlined shape assures minimum aerodynamic drag. Structurally, the antenna consists of a single metal element.
The NI70 Antenna Specifications
| Frequency range | 960 – 1220 MHz |
| VSWR 960 – 1220 MHz 1000 – 1100 MHz |
Less than 1.7:1 Less than 1.5:1 |
| Gain | Equivalent to a quarter wave stub |
| Impedance | 50 ohms |
| Polarization | Vertical |
| Radiation patterns | Omnidirectional |
| dc resistance | Open circuited |
| Power handling | 2 kW peak |
| Connector NI70-1, NI70-3 NI70-2 |
Type C Female Type BNC Female |
| Weight | 0.25 lbs |
| Finish | White |
| Drag, sea level at 250 mph | 0.5 lbs |
| TSO C66a | ENV. CAT. JAJXXXXx |
| TSO C74b | ENV. CAT. JAJXXXX CAT. II |
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