ISO 9001:2015 and AS9100D Certified
Serving the Aviation Industry since 1973
Print Page
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.

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
Comant Industries
Antennas, Couplers, Diplexers
ANTENNAS
ADS-B
AM/FM
ComDat
Communications
DME
ELT
Glide Slope
Marker Beacon
Navigation
Public Service
SATCOM
UHF
VHF
Other
COUPLERS
DIPLEXERS
TRIPLEXERS
Avionics
Annunciator Control Units
Antennas, Couplers, Diplexers
Clocks, Gauges, Instruments
Cooling Fans
Displays
ELT's
Encoders, Air Data Computers, Transponders
Inverters, Converters, Chargers
Lighting, Accessories
Nav Altitude Alert Systems
Panels
Public Address Systems
Satellite Communications
Switching Units
Transceivers, Audio Communications