The AT-570 is a multi-band, tunable antenna designed to comply with the requirements of TSO C169a. It provides communications over the frequency band 29.7 MHz to 960 MHz and is intended for operation in general subsonic airborne applications with the RT-5000 radio and FC-5000 Logic Converter Unit.
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规格：
Weight:
2.7 lbs. Max. (1.22 kg)
Height:
9.5” (241.30 mm)
Power handling:
15 Watt CW max. 29.7-400 MHz;
10 Watt CW max. 400-960 MHz
Base length:
9.3” (236.22 mm)
Base width:
2.75” (69.85 mm)
Altitude:
50,000 ft. (15,240 m)
Ambient temperature range:
a) Normal operation: -55° to +70°C
b) Occasional range: -55° to +70°C
c) Ground survival: -55° to +85°C
Approval certificates:
TSO-C169a, ETSO-2C37e, ETSO-2C38e
特征：
VHF function: 29.7 MHz to 174 MHz fulfilled by a tunable structure
UHF function: 225 MHz to 400 MHz fulfilled by a passive element via a single RF connector
Separate radiating structure provides 400 MHz to 960 MHz capability via a second RF connector
