The 21-50-339 is an externally mounted airborne VHF/UHF/ELT (Emergency Locator Transmitter) antenna operating over the maritime and aviation distress frequencies. The radiating element comprises a hard drawn alloy tube inserted into a moulded base which contains foamed-in place matching circuits capable of handling up to 25 Watts power. The method of construction provides protection from environmental conditions including vibration, shock and temperature variations.
规格:
Weight:
0.37 lb
Height:
8.5 in.
Frequency:
121.5, 156.8, 243 MHz
Impedance:
50 Ohms Nominal
VSWR:
2.6:1 Maximum
Polarization:
Vertical
Pattern:
Omnidirectional
Connector:
BNC Female
RF Power Capacity:
25 Watts
Mounting:
4-hole
特征:
Covers Maritime and aviation ELT VHF & UHF frequencies
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 DO160 environmental conditions
25 watts power handling