VHF Airborne Blade Antenna
150 to 180 MHz
The 21-20-88 is a high performance VHF airborne blade antenna suitable for aircraft operating in excess of Mach 2.
Mechanical design of the blade comprises an internal printed circuit, foamed-in-place into a high strength epoxy-glass radome fitted to an aluminum alloy base block having an integral mounting flange and finished in epoxy lusterless black.
Structural design ensures high side loading acceptance as required on high speed military aircraft.
- Covers 150 to 180 MHz
- High Strength Composite Blade with Aluminum Alloy Base Block
- Single ‘TNC’ Connector
- Environmental Performance to MIL-STD-810
- Fully sealed for environmental integrity
|Frequency||150 MHz to 180 MHz|
|Gain (typical)||0 dBi at the maximum of pattern when mounted at center of an 8 foot (2.4m) minimum diameter ground plane.|
|Impedance (nominal)||50 Ohms|
|Power||25 Watts CW|
|Polarization||Essentially Vertical (when mounted vertically)|
|Radiation||Nominally omni directional in azimuth plane|
|Antenna RF Connector||TNC Female|
|Construction||Glass loaded resin plastic blade|
|Height||6 inches (152mm)|
|Weight||2 lbs (0.9kg)|
|Side Loading||≥ 6 psi ultimate|
|Fixing Holes||4 x Ø 0.209 inches (5.3mm) holes, counter sunk 100° Ø 0.413 inches (10.5mm)|
- Urethane Lusterless Black
- Other finish options are available.
- Please specify finish required when ordering.