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20 Powering the 555 timer IC from a power supply with ripple
By Sulaiman Al-Gharbi, Managing Director, Smart PCB Solutions Company
22 Bioelectrical impedance – a tool for assessing the composition of the human body
By Cosimo Carriero, Field Applications Engineer, Analog Devices
26 Medical devices require exact EMC fi lters By Holger Urban, Product Manager, Schaff ner
Cover supplied by PULS – more on pages 16 to 19
16 Power decentralisation made easy By Kamil Buczek, Product Manager Rugged Products, Sebastian Lederer, New Product and Application Engineer, and Maximilian Hülsebusch, Marketing Communications Specialist, PULS
28 Ways to make today’s touchscreens safe By Mike Fowle, Business Development Manager, Review Display Systems
32 Protection solutions for rail electronics By Meike Kurzak, Managing Partner, DTi
34 The growing importance of Ethernet switches
By Martin Frederiksen, Managing Director, Recab UK
05 Technology 08 Embedded design
Uncovering performance issues of the interrupt request handler By Mohammed Billoo, MAB Labs
11 DC-DC converters
Selecting external components for a DC-DC converter By Lars Foerster, DC/DC Business Development Manager EMEA, TDK-Lambda
12 Going green Electronics goes green By Olga Putsykina, Fraunhofer IZM
21 Software Legacy infrastructure – the Saqqara Necropolis of the IT world By Marc Zottner, Field CTO, VMware Tanzu
18 JESD204 standard
Comparing JESD204B and serial LVDS interfaces in wideband applications By George Diniz, Product Line Manager, Analog Devices
40 Products 42 Contact directory / Web locators
March 2021
www.electronicsworld.co.uk
www.electronicsworld.co.uk
March 2021 Volume 127 Issue 2006 £5.90
Power decentralisation made easy by PULS
SPECIAL REPORTS • Power design and management • Displays
• Components • Medical design • Enclosures
• Development tools … and more
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