VHF/FM Ultra Low Height Airborne Antenna SINCGARS/BOWMAN
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The 21-20-35 is an externally mounted airborne VHF/FM antenna operating over the SINCGARS / BOWMAN frequency band of 30-88 MHz.
The radiating element comprises a hard drawn alloy tube inserted 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 military environmental conditions including vibration, shock and temperature variations.
- Covers 30-88 MHz without tuning
- Lightweight and Ultra Low Profile
- Only 8.5” stand off height
- For helicopter and fixed wing aircraft up to 250 Knots
- Glass/Epoxy –Aluminum construction
- Small footprint
- Designed to MIL-STD-810 Environmental Conditions
- 50 watts power handling
|Frequency||30 - 88 MHz|
|Gain (typical)||-27 dBi @ 30 MHz rising to -10 dBi @ 88 MHz|
|Impedance (nominal)||50 Ohms|
|Radiation||Nominally omni directional in azimuth plane|
|Antenna RF Connector||BNC Female|
|Construction||Hard drawn aluminum alloy tube in aluminum base|
|Height||8.5 inches (216 mm)|
|Weight||0.4lbs (180 g)|
|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 0.320 inches (8.1mm).|
- Matt Black
- Other finish options are available.
- Please specify finish required when ordering.