1575MHz GPS SAW Bandpass Filter BPF 1.575GHz Band Pass Satellite posizionamento SMA per potenza amplificatore radio HAM|Ricambi e accessori per strumenti| - AliExpress
SAW Filter for Compass(Beidou), GLONASS and GPS system - AEC Electronic Company Ltd
1575MHz GPS SAW Bandpass Filter BPF 1.575GHz Band Pass Satellite posizionamento SMA per potenza amplificatore radio HAM|Ricambi e accessori per strumenti| - AliExpress
Fbp-1590s Gps L1 Band For Satellite Positioning Saw Bandpass Filter | Fruugo AE
module-GPS
Low-loss RF GPS + COMPASS + GLONASS SAW filter CF 1582.4MHz - China Center Frequency 1582.4MHz, Low-loss RF GPS + COMPASS + GLONASS filter | Made-in-China.com
DJI NAZA GPS SAW Filter Mod, Installing and Testing for Satellites - YouTube