CI 401 GPS Frequency 1575.42 MHz 26dB Gain|Thales Aerospace Communications

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CI 401 GPS
Frequency 1575.42 MHz 26dB Gain

Active GPS antenna designed for airborne applications for aircraft up to 600 knots. Certified to TSO C-129a, complies to ARINC 743 specifications, and DO-208 Minimum Operation Performance requirements. All 401 Series antennas offer DC grounding and have passed rigorous Lightning Direct Effects testing as prescribed in DO-160C. Available in many standard formats as listed. Additional designs with various gain and filter configurations are available.

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SPECIFICATIONS

Electrical
Frequency	1575.42 MHz
Polarization	RHCP
Axial Ratio (Boresight)	3 dB maximum
Power Handling	1 watt
Radiation Coverage(Gain)	-1.0 dBic ≤ Ø < 75° -2.5 dBic ≤ Ø < 80° -4.5 dBic ≤ Ø < 85° -7.5 dBic ≤ Ø = 90° (horizon) +5.0 dBic (nominal) @ Ø = 0° (zenith)
Amplifier
Voltage	5 or 12 VDC (specify to order options)
Gain	26 dB
Noise Figure	2.0 dB (nominal)/3.8 dB maximum
Impedance	50 OHMS
VSWR	1.7:1 maximum output
Out of Band Rejection	35 dB minimum @ 1626 MHz
Power Handling	50 mA maximum
Lightning	DC grounded
Mechanical
Weight	0.5 lbs.
Height	0.75 maximum
Material	Molded radome
Finish	Polyurethane enamel
Connector	See order options
Footprint	ARINC 743
Environmental
Temperature	-55° to +85° C
Altitude	50,000'
Air Speed	600 Knots TAS
Federal Specifications
RTCA Environmental	DO-160C
Environmental Category	[A2F2]AC[CLMY] XRFXXSAX[AB][BZ]AVAL[2A]C
FAA TSO	C129a
RTCA MOPS	DO-208
Color
White	Standard