2 Antennas GPS Signal Blocker Anti-Tracking GPS L1 L2 Signal Mini Style GPS Signal Jammer for Car - China Signal Blocker, GPS Signal Blocker | Made-in-China.com
General surface reflectance process in GPS L1 and L2 signals for... | Download Scientific Diagram
Active L1/L2 GPS Antenna, 3.5" - NavtechGPS
High Precision GNSS/GPS/SBAS/IRNSS/L1/L2/L5 Active Patch Antenna | 2J Antennas