型号:KC4 设计类型 : Chebyshev Band Pass Filter Number of Pole Pairs : from 2 to 9 (4 to 18 elements) Specify Any Center Freq. (Fo) : from 500Hz to 1GHz VSWR @ Fo: 1.5:1 typically Pinput: 20mW Case Choices include : PCB,1 SMT, SMA or BNC’s Operating Temperature : 0°C to +70°C Terminations : 50?’s : from 100MHz to 1GHz 50?’s or 75?’s : from 300kHz to 100MHz 1K?’s to 50?’s : from 10kHz to 300kHz 10K?’s to 1K?’s : from 500Hz to 10kHz No. of Poles:4 pole pair/8 element Insertion Loss:10.0 to 6.0dB 6.0 to 3.5dB,3.5 to 2.3dB Fo Range:from 500Hz to 1GHz -3dBc Bandwidth Selection:>3% to 5%Fo,>5% to 10%Fo Stopband:-50dBc