Alpha 19Small Footprint GPS 1575.42MHz Adhesive Antenna

The Alpha 19 is a small footprint active GPS antenna, ideal for small spaces. It has an adhesive base for simple installation. A water resistant design with a wide operating temperature range of -40 to +85°C.

The Alpha 19 comes as standard with a GPS 1574.5MHz band but can be supplied as a GPS/GLONASS antenna.

Alternative cable lengths and connector types may be specified for volume orders.

Key Features

• Water resistant
• Wide operating temperature
• 26dB LNA Gain
• 26 x 23 x 12mm
• IP67 Rated

Dielectric Antenna

• Impedance: 50 Ohm
• Peak Gain: >1dBic
• Based on 7x7cm ground plane
• Gain Coverage: >-4dBic @ -90°
• VSWR: 1.5:1
• Center Frequency: 1575.42MHz ±3MHz
• Bandwidth: ±5MHz
• Polarization: RHCP

LNA Filter Specifications

• LNA Gain: 26dB Typical
• Noise Figure: 1.5dB
• VSWR: <2.0
• Filter out band attenuation:
  • (f0=1575.42MHz)
  • 7dB min – f0±-20MHz
  • 20dB min – f0±-50MHz
  • 3dB min – f0±-100MHz
• DC Voltage: 3 – 5V
• DC Current: 11mA max

Mechanical Specifications

• Dimensions: 26 x 23 x 12mm
• Weight: <100g
• Cable: RG174
• Connector: SMA Male
• Mounting
• Method: Adhesive