... and Other Communication System. Frequency range: 54 ~ 1,000Mhz Insertion loss(dB): 54 ~ 60Mhz, <2.2 60 ~ 1,000Mhz, <1.5Return loss(dB): 64 ~ 70Mhz ... , >10 70 ~ 90Mhz, >13 90 ~ 900Mhz, >18 900 ~ 1,000Mhz ... , better than 40dB Filter can be used in any 5 ~ 1,000 MHz RF application, testing equipment, and more CATV Passive ...