Material on this website: copyright 1997-2014. It may be
printed for your personal use but may not be used for commercial purposes,
copied, or altered and posted on other websites
W3NQN Broadcast Band High Pass RF Filters
W3NQN high performance BCB Filter
The NEW NQN BCB filter sets the standard for elimination of birdies, harmonics, IMD, and
overload de-sensing of receiver front-ends.
This filter features a very steep roll off starting at 1.8 MHz and down.
|150 W ICAS Power rating|
|SO239 Standard connectors, others available upon request.|
|50 to 80 dB Stop band loss from .5 to 1.65 MHz|
| .5 db insertion loss at 1.8 MHz, and .1 db typical from 2.5
MHz to over 35
INPUT S11 (VSWR in RED)
S21 Transmission measurements (note -50dB at 1.65 MHz)
Engineering that makes a difference in the station.