UHF Airborne Tetra Antenna
380 MHz to 430 MHz
The 21-30-68 is an externally mounted airborne stub antenna operating over the TETRA frequency band of 380-430 MHZ.
A fiberglass rod with an internal element is fitted into an aluminum base which contains foamed-in place matching circuits capable of handling up to 50 Watts power.
The method of construction provides protection from severe environmental conditions including high vibration, shock and temperature variations.
Covers Tetra Frequency Band
Suitable up to 350 Knots
Fully Environmentally Sealed
Meets AS-3191 Lightning Strike Criteria
Less than 8 inches height TNC Connector
|Frequency||380 to 430 MHz|
|Gain||≥ + 2.5 dBi average|
|Impedance (nominal)||50 Ohms|
|Polarization||Linear (vertical when vertically mounted)|
|Radiation||Nominally omni directional in azimuth plane|
|Antenna RF Connector||TNC Female|
|Construction||Fibreglass whip/ Aluminum base|
|Height||7.9 inches (200 mm)|
|Weight||0.35 lb (0.16kg)|
|Base Plate Shape||Tear drop|
|Fixing Holes||4 x Ø 0.170 inches (4.3mm) ±0.005 inches (0.127mm) holes, counter sunk at 100° Ø 0.280 inches (7.1mm).|
- Urethane Lusterless Black
- Other finish options are available.
- Please specify finish required when ordering.