APARC1807A-SG3 is a compact multiband active GNSS patch antenna designed for GPS, GLONASS, and BeiDou satellite navigation applications. It features an integrated low noise amplifier (LNA) with typical gain of 27-29 dB and noise figure of 2.4-2.7 dB, operating across frequencies of 1561.098 MHz (BeiDou), 1575.420 MHz (GPS), and 1602.000 MHz (GLONASS). The antenna provides RHCP polarization with 50O impedance and a maximum VSWR of 2.0, housed in a compact 18.0 x 18.0 x 7.6 mm form factor with an I-PEX connector and 68 mm RF cable. Operating over a temperature range of -40°C to +85°C with input voltage from 1.8V to 5.5V DC, this antenna is ideal for IoT, M2M, geofencing, surveying, and logistics applications requiring reliable multiband GNSS reception.