UC-1574-341, GPS L1 antenna

The UC-1574-341RS is a Quadrifilar Helix antenna (4 cm/1.5" OD x 11 cm/4.5" H) designed for use with L1 (1.5754 GHz) GPS receivers and systems.

For embedded and weight sensitive applications (such as self-buoyant air and water platforms, like balloons and buoys), we offer a 30 gram (1 oz) lightweight version of the UL-1574-341R-LIGHT (select from above Base/Flange drop down menu). It is enclosed in a light housing, measuring 27.5 mm (1.08") OD x 99 mm (3.9") L, with an SMA Female connector at its bottom center.

• Frequency range: 1565-1585 MHz
• Coverage: Hemispherical
• Polarization: Right-Handed, Circular (AR 3 dB)
• Gain: +4 dBic - Elevation pattern
• Nominal Impedance: 50 ohm (RF)
• Input Power: 1 Watt CW
• VSWR: 2.0 GRAPH
• Connector: SMA, Female
• Dimensions:
  • Housing 4 cm (1.5") OD x 11 cm (4.5") h
  • Bottom flange 5 cm (2") OD x 13 mm (0.5") h
• Mounting: 1 screw, 1/4"-20
• Operating Temperatures: -40C to +85C
• Weight: 200 g / 0.4 lbs
• Shipping Weight: 250 g / 0.5 lbs

• Does not require a ground plane
• Magnetic mount, Suction cup mount and extension/adapter cables available (see "More Information" tab)

This product is compatible with the following Antenna Accessories:

• 12 cm (5") Magnetic Base
• 7 cm (3") Magnetic Base
• 9 cm (3.5") Suction Cup

Recommended Cable Assemblies

• LMR240 - use for cables longer than 3 meters (10 ft)
• LMR195 - use for cables shorter than 3 meters (10 ft)