ARTEX PRODUCTS / ACR ELECTRONICS, INC
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
B406-4 (453-5004)
Page 25 of 70
25-62-03
SUBTASK 25-62-03-870-003
C.
Antennas
1)
Table 4 lists the specifications of the antennas approved for use with the B406-4 ELT.
PARAMETERS
CHARACTERISTIC
110-320
110-328-01
110-333
110-337
110-337-11
Style
Rod
Blade
Blade
Blade
Blade
Frequencies
121.5, 243.0, 406 MHz
VSWR
121.5 and 243.0
MHz - 2.0:1 Max.
406 MHz - 1.5:1
Max.
121.5/243.0 MHz - 2.0:1 or better
406 MHz - 1.5:1 or better
121.5/243.0 MHz - 2.0:1 Max.
406 MHz - 1.5:1 Max.
Polarization
Vertical Monopole
Radiation
Pattern
121.5/243 MHz - Omnidirectional
406 MHz - Hemispherical
Impedance
(ohms)
50 Nominal
Weight
0.45 lbs
(0.20 kg)
1.20 lbs
(0.54 kg)
0.76 lbs
(0.34 kg)
1.30 lbs
(0.59 kg)
1.60 lbs
(0.73 kg)
Coax Cable
RG-142
Connectors
BNC Female (121.5/243.0 MHz) and TNC Female (406 MHz)
Dimensions
(Base-to-Tip)
15.50 in.
(39.4 cm)
9.00 in.
(22.9 cm)
10.10 in.
(25.7 cm)
7.75 in.
(19.7 cm)
Table 4 Antenna Specifications