ADS-B Active Receiving Module Convenient +LAN LNA Filter Boards Useful for SDR

Easy Connectivity: LNA filter board Features a standard SMA female connector (with internal and external threads), ensuring easy and secure connections to various devices. Enhanced Gain and Signal Quality: Passive gain of 2dBi (dipole antenna) and active gain of 20dB ensure bandpass filter amplified signals and improved reception.

eBay