C. antennas, Table 4. antenna specifications – ACR&Artex C406-1 User Manual
Page 35
25-62-10
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JUL 31/12
ACR ELECTRONICS, INC / ARTEX PRODUCTS
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
C406-1 (453-5002), C406-1HM (453-5003)
SUBTASK 25-62-10-870-003
C. Antennas
(1)
Table 4 lists the specifications of the antennas approved for use with the C406-1 Series ELT.
Table 4. Antenna Specifications
PARAMETERS
CHARACTERISTIC
110-338
110-340
110-341
110-343
Style
Rod
Blade
Blade
Whip
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 -
1.75:1 or better
406 MHz - 1.5:1 or
better
121.5/243.0 MHz -
2.5:1 or less
406 MHz - 1.5:1 or
less
Polarization
Vertical Monopole
Radiation Pattern
121.5 and 243.0 MHz - Omnidirectional
406 MHz - Hemispherical
Impedance
(ohms)
50 Nominal
Weight
0.45 lbs
(0.20 kg)
1.40 lbs
(0.64 kg)
0.80 lbs
(0.36 kg)
0.31 lbs
(0.14 kg)
Drag
2.9 lbs (1.3 kg) @
350 KTS, 25,000 ft
1.3 lbs (0.6 kg)
@ 241 KTS
EAS
8 lbs (3.6 kg) @
350 KTS
EAS
Minimal
Coax Cable
RG-142
Connector
BNC Female
Dimensions
(Base-to-Tip)
15.5 in.
(39.4 cm)
7.75 in.
(19.7 cm)
10.1 in.
(25.7 cm)
17.1 in.
43.4 cm)