KR Electronics, Inc. KR Electronics www.krfilters.com General Description Features • 89 MHz Lowpass • 50 Ω • DIP Package KR 2739 is a 89 MHz lowpass filter. The filter has a < 2 dB at 89 MHz and >30 dB at 102 MHz and is designed for 50 Ω source and load impedance. Other passband frequencies are available. Please consult the factory. Typical Performance Passband Amplitude & Group Delay Overall Response (1 dB/div & 10 nsec/div) (10 dB/div) 1 Dec 2006 13:25:42 CH1 CH2 1 S 21 S 21 log MAG delay 1 dB/ 10 ns/ REF 0 dB REF 0 s 1 Dec 2006 13:24:52 CH1 S 21 log MAG CH1 START .100 000 MHz 10 dB/ REF 0 dB PRm PRm Cor Cor PRm Cor 2 START .100 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. STOP 200.000 000 MHz STOP 89.000 000 MHz Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. www.krfilters.com KR 2739 Specifications Parameter Specification Filter type Lowpass End of Passband < 2 dB 89 MHz Attenuation from 102 MHz to 200 MHz Source & Load 30 dB min 50 Ω Physical Dimensions Metal Case Pin 1 is Input Pin 5 is Output All other Pins are Ground All leads .030” diameter Dimensions inches KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2