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 Avionics - Antennas - Comant

COMANT COMDAT ANTENNA
(CI 420-221)

Frequency • GPS
1575.42 +/- 3 MHz

The CI 420-221 provides GPS for 17dB Garmin® systems in the popular “teardrop” shape. Patented design offers GPS performance for Garmin 430, 530 and G1000 systems with 17dB gain requirement.

All-new construction and design offers the latest in GPS antenna and amplifier technology. This antenna has been tested under the most rigorous conditions as outlined by RTCA DO-160D.

Matches footprint of Garmin’s GA56 and Comant’s CI 405 Series, which this design replaces.

  • Frequency: 1575.42 MHz
  • VSWR: 1.5:1 Maximum
  • Polarization: RHCP
  • Radiation Pattern: Hemispherical
  • Impedance: 50 Ohms Output (Nominal)
  • Gain @ 1575.42 MHz: 17.0 +/- 3dB Maximum
  • DC Voltage :4 to 24 VDC
  • DC Current: 20mA Maximum
  • Selectivity: -35dB Minimum SATCOM 1626.5
  • Burnout Protection: 30dBm / 1.0 CW Unmodulated
  • Speed / Altitude: 330 KIAS Maximum @ Sea Level
  • Weight: 4.2 Oz. Maximum
  • RTCA Environmental: DO-160D
  • Environmental Cat: [F2X]ACB[S(L)U(F,F1)T(C,C1,R)]XRF
  • DXSXXXXX[XX]X[XXXX][1B]CA
  • FAA TSO: C144
  • RTCA MOPS: DO-228
Description Part No. Price Buy
COMANT ANTENNA CI-420-22111-04291$439.95
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