JANUARY & FEBRUARY BONUS EDITION 2025

Mains PowerSpeed Control of Outages Monitora Brushed DC Motor Is Your Grid SupplyEMF Measurement Steadily Available?Instead of Tachogenerator 8-Bit Companion for the Raspberry Pi Power Saving Made Easy BZX84C2V7-TP 100n Mercury Rectifiers

JANUARY & FEBRUARY BONUS EDITION 2025 | ELEKTORMAGAZINE.COM DIGITAL 535B SINCE 1961 E D I T I O N FOCUS ON Power & Energy Mains PowerSpeed Control of Outages Monitora Brushed DC Motor Is Your Grid SupplyEMF Measurement Steadily Available?Instead of Tachogenerator 8-Bit Companion for the Raspberry Pi Power Saving Made Easy PIC D1a R9 R7 EXT 4k7 1k OPI BAS21 D7a C13 R8 100k BZX84C2V7-TP 100n GND 240210-002 PECULIAR Infographics Power & Energy Mercury Rectifiers • Embedded • HMI systems • Power supplies • Displays and Touch One partner, fortec-integrated.deunlimited technology solutions. fortec-power.de EDITORIAL CONTENTS 3 Colophon C. J. Abate Content Director, Elektor 4 Speed Control of a Brushed DC Motor EMF Measurement Instead of Tachogenerator 10 8-Bit Companion for the Raspberry Pi Bonus Edition Power Saving Made Easy 12 From Life’s Experience Power & Energy Solutions Micromanagement Looking for more power- and energy-related content? This 14 Peculiar Parts bonus edition of ElektorMag features additional content to Mercury Rectifiers inspire you to design your own solutions. As usual, we include articles on other interesting topics as well. 16 Infographics: Power and Energy 18…