Dimitri Stolnikov on Twitter: "A GPS antenna with the patch & SAW filter removed gives a decent wideband LNA. Perfect for UHF, ADSB, L-band etc. http://t.co/yRfVTMWvoG" / Twitter
China CF 1575.42MHz useful bandwidth 3MHz RF saw filter for GPS GLONASS application - China GPS GLONASS BEIDOU FILTERS