Introduction
GAA13-N3 antenna elements and its series are designed to be used for GPS device. The patch antenna with compact size incorporates a rectangular micro-strip design for GPS C/A right-hand circular polarization wave reception, featuring low RL, low Axial Ratio but high gain, etc.

Structure and Material

• Cable: RG174/U 500cm
• Connector: SMA PLUG
• Alnico: Magnet
• Plotting: Terylene

Dimension

Electrical Characteristics

• Patch antenna Electrical Characteristics
• Center Frequency: 1575.42MHz
• V.S.W.R: 1.5:1
• Band Width¡Ö10MHz
• Impendence: 50 ohm
• Peak Gain: 4.5dBic @ 7x7cm ground plane
• Polarization: RHCP

• LNA Electrical Characteristics
• LNA Gain(Without cable): 27dB Typical
• Noise Figure: 1.5 Typical
• DC Voltage: 3.0~5.0V
• Input VSWR: 2.0 max
• DC current
  7.5mA @ 3V
  15.5mA @ 5V

Test conditions

• Working Temp: -20°C~+75°C
• Storage Temp: -20°C~+85°C
• Vibration: Sine sweep 1g(0-p), 10~50~10Hz each axis
• DC Voltage: DC 3~5V