L-Band Blade Antenna JTIDS, MIDS, TACAN, DME, IFF, ATC TRANSPONDER

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L-Band Blade Antenna JTIDS, MIDS, TACAN, DME, IFF, ATC Txpndr

This 21-40-06 is an “all-metal” L-band blade antenna of low height having an omnidirectional radiation pattern suitable for Tactical Data Link, navigation, identification and other systems operating in the 960 - 1220 MHz frequency band.

Electrical design comprises a susceptance corrected sleeved unipole, grounded via a short circuit stub for lightning protection and fed via an N-type female RF connector. This antenna has loss-less matching and thus high radiation efficiency.

Small Cross-sectional Profile and Low Height
Low Drag and Light Weight
Fully Sealed and designed to meet MIL-STD-810 Environmental Conditions
Excellent Omnidirectional Radiation Pattern
N-type Female Connector
Grounded for Lightning Protection
High Power Capability
Rugged aluminum construction

	21-40-06
Model #	21-40-06
Brand	Cooper Antennas

Frequency	960 - 1220 MHz
Gain	+3dBi
VSWR	≤ 1.5:1 1000 - 1100 MHz ≤ 2.0:1 960 - 1220 MHz
Impedance (nominal)	50 Ohms
Power	100 Watts average 4kW peak
Polarization	Vertical
Radiation	As “stub” antenna
Antenna RF Connector	N Female

Overall Height	9 inches (229mm)
Weight	0.363lbs (0.165kg) max
Fixing Plate	5.3 inches (134.6mm) by 1.8 inches (45.7mm)
Fixing Holes	6 x Ø 0.144 inches (3.7mm) holes, counter sunk 100° to 0.28 inches (7.1mm)