REYCONNS Saw Filter for Satelite, GPS/GLONASS/Beidou Position Systems
1.575GHz Saw Filter Band Pass Filter BPF Filter+SMA Connector For GPS Satellite | eBay
REYCONNS NDF SAW Filter (800MHz-850MHz)
1575mhz Gps Saw Bandpass Filter Bpf 1.575ghz Band Pass Satellite Positioning Sma For Ham Radio Amplifier Power - Instrument Parts & Accessories - AliExpress