Lowpass Filter Effective Passband & Group Delay Overall Amplitude 27.000 000 MHz 38.000 000 MHz 1 PASSBAND 1_:-1.153 dB 0.5 dB/div 1_:-1.7684 dB 27 MHz 3 MHz 2 10 dB/DIV 1 KR Model 2277 2 1_ 87.136 ns 10 nsec/div 2 3 MHz 2 1 100 KHz 30.1 MHz 1 MHz 1000 MHz Specifications KR Part Number Filter Type 2277 Lowpass Anti-Aliasing Insertion Loss < 1.5 dB End of Passband 27 MHz Effective Passband Ripple < 0.50 dB Sin(x)/x Correction Yes for 65 MHz sampling Start of Stopband 38 MHz Stopband Attenuation >60 dB Group Delay Ripple to 27 MHz Source and Load Impedance < 10 nsec 50 Ω Outline Drawing Metal Case All dimensions in inches KR Electronics www.krfilters.com 91 Avenel Street Avenel, NJ 07001 732-636-1900