Banana Skins – May 2022 (#378-382)

Navigation and control instruments can be caused to malfunction. During the approach of an Alitalia aircraft at Turin airport on 31 December, 1995, one of the 160 passengers onboard switched on his mobile phone, thus blocking the plane’s autopilot system.

Low-Frequency Magnetic Fields in Electric Vehicles

Low-frequency magnetic fields, a type of electromagnetic disturbance commonly found in electric vehicles, can pose potential health hazards to humans and affect the operation of critical EV components. Here are some design techniques to help mitigate the problem.

Banana Skins – March 2022 (#365-377)

Is it safe to use cellphones on airplanes? The real question should be: “Is it safe for passengers to use any electronic equipment on airplanes?”

Banana Skins – January 2022 (#358-364)

Operating my personal document shredder crashes my digital TV set-top box, although it is 5 metres away. Toggling the on/off button on the set-top box restores normal operation. 

How EMI Filters Are Specified For RF Performance

Don’t overlook the fact that EMI filters can be used to prevent unwanted RF noise (such as electrical fast transient burst, conducted RF, and some surges) from entering susceptible devices.

System-Level Grounding

Grounding is often viewed from separate points of view - safety, ESD, or EMI.  This article combines all these aspects together so that practitioners can address grounding at the factories and in the laboratories in a comprehensive way.

Banana Skins – July 2021 (#342-346)

Major news outlets in the Philadelphia metropolitan area report that the head of the city’s Fraternal Order of Police (FOP) has called on city officials to replace the two-and-a-half year old Motorola police radio system because of repeated communications failures.