Core Specifications Frequency Range: Primary: 1575.42MHz (GPS L1) Secondary: 1602MHz (GLONASS L1) Compatible with Galileo/BeiDou systems Gain Characteristics: Peak gain: 28dBi (nominal) Gain pattern: Hemispherical elevation -3dB beamwidth: 28° (typical) Physical Construction: Radome material: UV-stabilized ABS Base diameter: 85mm Height: 45mm Weight: 320g (including cable) Magnetic Mount System Magnet Specification: N52 grade neodymium 65mm diameter 12mm thickness 45kg pull force Mounting Surface: Minimum thickness: 1.5mm steel Max operating tilt: 45° Electrical Performance VSWR: ≤1.5:1 @ 1575MHz Impedance: 50Ω ±5% Noise Figure: ≤1.2dB (with LNA) Axial Ratio: ≤3dB (RHCP purity) Connector System Interface: SMA Straight (SMA ST) Male connector (standard pin) MIL-STD-348 compliant 500+ mating cycles durability Cable Assembly: RG316 DS cable Length options: 1m/3m/5m Insertion loss: 0.5dB/m @ 1.6GHz Environmental Ratings Operating Temp: -40°C to +85°C IP Rating: IP67 (complete model) Corrosion Resistance: MIL-STD-810G Vibration: 5-500Hz, 5g RMS Package Contents Magnetic antenna assembly SMA-ST to SMA-ST cable (standard length) Mounting template Waterproofing gasket kit Torque wrench (6-8 in-lbs) Installation Guidelines Surface Preparation: Clean contact area with isopropyl alcohol Ensure flatness ≤0.5mm deviation Torque Specifications: SMA connector: 7 in-lbs ±0.5 Ground bonding: 10 in-lbs Performance Verification: Minimum satellites locked: 6 SNR threshold: >40dB-Hz Maintenance Schedule Quarterly: Inspect cable integrity Biannually: Verify magnetic strength Annually: Re-torque connections Compliance Certifications CE/RED (EU) FCC Part 15 (US) RoHS 3.0 REACH SVHC Warranty Information 36 months limited warranty Exclusions: Physical damage, saltwater exposure This antenna is particularly suitable for: Indoor GNSS reference stations Fleet management systems Precision agriculture monitoring Urban canyon navigation