GPS Antenna - External Active Antenna - 3-5V 28dB 5 Meter SMA : ID 960 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: GPS Antenna, Signal Amplifier, Bluetooth Network Adapters, Bluetooth WiFi 2.4g SMA GPS Antenna Patch for IP Pc USB Adapter Pci Camera Pcie Card : Electronics
GNSS Positioning Antennas from TE Connectivity | TE Connectivity
Amazon.com: GPS Antenna, Signal Amplifier, Bluetooth Network Adapters, Bluetooth WiFi 2.4g SMA GPS Antenna Patch for IP Pc USB Adapter Pci Camera Pcie Card : Electronics
USB and wireless Bluetooth Gps antenna receiver for laptop or tablet PC