Kenosha Reuse Discussion Board > NORTH CHICAGO,IL
> Collins mechanical filter - rare - 455KC - 9.6KC bw
Collins mechanical filter - rare - 455KC - 9.6KC bw
*** COLLINS MECHANICAL FILTER - RARE - IF 455Kc 455KHz - 9.6Kc 9.6KHz BW ***
Up for sale, Collins mechanical filter - case type F
Bandwith (measured at 6 db attenuation) 9.7 Kc
Bandwith (measured at 60 db attenuation) 15.3 Kc
Peak to Valley Ratio in Pass Band 3.0 db
External Resonating Capacity - input 143 uuF - output 146 uuF
Resonant impedance (resistive) - input 11,500 ohms - output 12,250 ohms
