GSF-72 21S30B | 21.4MHz 4 pole crystal filter with 30.0kHz 3dB bandwidth | Golledge
Creating a DIY 88-108 MHz FM Trap
Amazon.com: Philips LTE Filter for TV Antenna, Filters 4G 5G LTE Signal to Reduce Interference and Pixilation for Clear Digital HD TV Reception, Frequency Range 5-608 MHz, Indoor Outdoor Installation, SDW1520/27 :
Amazon.com: Philips LTE Filter for TV Antenna, Filters 4G 5G LTE Signal to Reduce Interference and Pixilation for Clear Digital HD TV Reception, Frequency Range 5-608 MHz, Indoor Outdoor Installation, SDW1520/27 :
Anténní propust pásmová Teroz 555X, pro kanály k.21 až k.48 , filtr 5G, LTE, CDMA, UFON, F-F | TIPA.EU
GMCF-21 21G30B | 21.4MHz 4 pole crystal filter with 30.0kHz 3dB bandwidth | Golledge
Amazon.com: Philips LTE Filter for TV Antenna, Filters 4G 5G LTE Signal to Reduce Interference and Pixilation for Clear Digital HD TV Reception, Frequency Range 5-608 MHz, Indoor Outdoor Installation, SDW1520/27 :
Quartz Crystal Filter SMA KE 50Ω Bandpass Narrowband Filter 21.4MHz ±7.0KHz|Earphone Accessories| - AliExpress
Common Mode Noise Filter - Coax - Palomar Engineers®