www.roundsolutions.com<p> librarian@cadsoft.de <b>Passive Ceramic GPS Patch Antenna SMD Mount</b><p> Source: Datasheet_ANT-NSG4712-6.pdf <b>Embedded GSM /UMTS antenna ANT-GXE474</b><p> Source: ANT-GXE474.pdf >NAME >VALUE >NAME >VALUE Center frequency: 1575.42 +/-3 MHz<p> 2nd GPS Center Frequency: 1600.25 +/-3 MHz <b>Embedded GSM /UMTS antenna ANT-GXE474</b><p> Source: ANT-GXE474.pdf