Caught in the Net
- Sniffer probe locates sources of EMI. Carsten, Bruce // EDN;06/04/98, Vol. 43 Issue 12, p155
Focuses on the difficulty in locating electromagnetic interference (EMI), while highlighting the use of an EMI sniffer probe. Details on the use of these probes; Principle advantages of the miniature multiturn probe; Features of the sniffer probe which allows for the location of EMI;...
- Frequency modulation of system clocks for EMI reduction. Hoekstra, Cornelis D. // Hewlett-Packard Journal;Aug97, Vol. 48 Issue 4, p101
Focuses on clock dithering as an on-chip technique for electromagnetic interference (EMI) reduction. Typical clock dithering circuit; Hewlett-Packard (HP) experiences with dithering; Non-HP clock dithering products; EMI reduction versus modulation waveform; EMI measurement standards;...
- Use simulation to spot and fix EMI problems. Lam, Cheung-Wei; Powell, Jon // Electronic Design;7/22/96, Vol. 44 Issue 15, p95
Focuses on using simulation to spot nd fix electromagnetic-interference problems. Design guidelines; Control techniques; Edge rates and termination; Signal ringing; Filter use; Trace segments.
- Clearing up radio static. // Popular Mechanics;Apr97, Vol. 174 Issue 4, p124
Discusses the problem of high-frequency electromagnetic interference (EMI) of the radio. Causes of the problem; Steps to be taken in eliminating the noise of the radio; Proper procedures of installing a fresh set of sparkplug wires; Analysis on the capacitors and diodes of the radio. INSETS:...
- EMI. // Power Electronics Technology;Dec2011, Vol. 37 Issue 12, p32
A directory for companies which manufacture electromagnetic interference (EMI) in the U.S. is presented.
- Please extinguish your laptop... Kaiser, Jocelyn // New Scientist;12/2/95, Vol. 148 Issue 2006, p34
Focuses on the problem of electromagnetic interference (EMI) from microprocessors. Radiation emitted by circuits; Regulations in Europe for manufacturers of electronic devices; Attempts of manufacturers to cut down emissions; Danger posed by EMI to medical equipment.
- Spectral Properties of Interference Microwave Filters Based on Crossed Polarizing Gratings. Arzhannikov, A. V.; Kuznetsov, S. A.; Sinitsky, S. L. // Technical Physics;Sep2002, Vol. 47 Issue 9, p1166
An analytic treatment and computer calculations of the spectral properties of novel interference microwave filters are carried out. A filter is represented by a set of plane-parallel polarizing gratings made of linear conductors whose orientation in neighboring gratings is chosen in a special...
- Shielding out the noise. // Machine Design;10/26/95, Vol. 67 Issue 19, p112
Discusses several types of materials of shields and filters used in controlling electromagnetic interference (EMI). Carbon; Stainless-steel fibers; Pitch-based fibers; EMI blocking thermoplastics; Stainless-steel fibers; Beryllium copper; Aluminum enclosures; Steel enclosures.
- Shielding electronic components with conductive plastics. Hotter, David S.; Borgmans, Chris P. J. H.; Gerteisen, Steven R. // Machine Design;11/19/98, Vol. 70 Issue 21, p59
Focuses on the application of plastics in shielding electronics from electromagnetic interference. Basics of shielding; Choice of the right resin; Design solutions.