Radio World

Tuned Bandpass Filter Is Solution to Backup STL

Noel Maginnity is a consultant in Carterton, New Zealand. An alternative audio program input is often required at a medium-wave transmission site. During STL maintenance or if the STL fails, it is ...
IEEE

Low-loss bandpass RF filter using MEMS capacitance switches to achieve a one-octave tuning ...

Abstract: We demonstrate a low insertion loss (1.5dB) tunable two-pole bandpass radio frequency filter with a tuning range of one octave (812-1752 MHz). It is also tunable in band width, with ...
Optics

Linear Variable NIR Bandpass Filter- DELTA

DELTA has lifted the application range of variable filters to new levels by introducing a new powerful type of linear variable filter (LVF). Since DELTA offered the first linear variable filters in ...
IEEE

Cross-coupled Combline Bandpass Filter using Active Capacitance Circuit

Abstract: In this paper, a cross-coupled combline bandpas filter with active capacitance circuit using BJT is presented. The proposed active combline banpass filter is composed of 2 normal microstrip ...
Optics

Ultra-Narrow Linear Variable VIS Bandpass Filter

Delta Optical Thin Film has lifted the application range of variable filters to new levels by introducing a new powerful type of linear variable filter (LVF). Since Delta Optical Thin Film offered the ...