(7) AT-140 Antenna
(a) Frequency: 29.7 - 400 MHz
(b) VSWR: 2.5: 1 at 30-88 MHz
5.0: 1 at 108-117 MHz
2.5: 1 at 118-174 MHz
2.0: 1 at 225-400 MHz
(c) Radiation Pattern: Omnidirectional in azimuth
(d) Polarization: Vertical
(e) Impedance: 50 ohms
(f) Power: 50 Watts
(g) Gain: 30 MHz -22.5 dBi
88 MHz -10 dBi
108 - 174 MHz -2 dBi
225 - 400 MHz +2 dBi
(h) Temperature: -54C to + 71C operating
-62C to + 85C non-operating
(i) Altitude: 50,000 ft
(8) AT-400 Antenna.
(a) Frequency: 400 - 960 MHz
(b) VSWR: 2.0: 1 maximum
(c) Radiation Pattern: Typical of /4 stub
(d) Polarization: Vertical
(e) Impedance: 50 ohms
(f) RF Power: 100 Watts
(g) Efficiency: 90% min. 400 - 960 MHz
(h) Temperature: -55C to +70C
(i) Altitude: 50,000 ft
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