ACR&Artex G406-4 ELT - Manual (Page 35)

25-62-21
Page 35 of 86
JUL 31/12
ACR ELECTRONICS, INC / ARTEX PRODUCTS
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
G406-4 (453-5012)
SUBTASK 25-62-21-870-003
C. Antennas
(1) Table 4 lists the specifications of the antennas approved for use with the G406-4 ELT.
Table 4. Antenna Specifications
PARAMETERS
CHARACTERISTIC
110-320 110-324 110-329
Style Rod Whip Whip
Frequencies
121.5, 243.0
and 406 MHz
121.5 and 243.0 MHz 406 MHz
VSWR
121.5 and 243.0 MHz -
2.0:1 Max.
406 MHz - 1.5:1 Max.
2.0:1 Max. Less than 1.5:1
Polarization Vertical Monopole
Radiation Pattern
121.5/243 MHz -
Omnidirectional
406 MHz - Hemispherical
Omnidirectional Hemispherical
Impedance (ohms) 50 Nominal
Weight
0.45 lbs
(0.20 kg)
0.16 lbs
(0.07 kg)
0.16 lbs
(0.07 kg)
Drag
2.90 lbs (1.3 kg) @ 350
KTS, 25,000 ft
Negligible Negligible
Coax Cable RG-142
Connectors
BNC Female (121.5/
243.0 MHz)
TNC Female (406 MHz)
BNC Female TNC Female
Dimensions
(Base-to-Tip)
15.50 in.
(39.4 cm)
17.40 in.
(44.2 cm)
7.10 in.
(18.0 cm)