Attenuators Nullify Temperature Deviations: 08/17/98 EDN-Design Ideas 

Digital Knobs:

Digital Stereo Potentiometer: in PDF format, text in Finnish  

Passive RC Filters Afford Low Cost and High Selectivity: 02/03/03 Electronic Design - Ideas for Design / At audio frequencies, LC filters were undesirable because of expensive and bulky inductors. Prior to the advent of solid-state active devices, passive RC filters were an audio design option. During the last 30 years, analog active RC filters and...

Precision Attenuator With Digital Control:

Program Designs Tee Attenuator To Minimize Stress : 05/27/02 Electronic Design - Ideas for Design  /  Symmetrical Tee attenuators are designed on an image-impedance basis with RO ohms as the matching resistance. The figure(a) shows the attenuator for RA = RB, power input...