Circuit Cellar - November 2017 - Issue #328

في هذا العدد

6 Simulating a Hammond Tonewheel Organ (Part 1) Mimicking a Mechanical Marvel By Brian Millier
16 Using Power Audio Amplifiers in Untypical Ways (Part 2) More Alternative Uses By Petre Tzv Petrov
24 Machine Auto-Sorts Resistors MCUs, Measurement and Motor Control By Brian Gross, Nathan Lambert, Alex Parkhurst
30 Logger Device Tracks Amp Hours (Part 2) Alternative Energy Sources By William Wachsmann COMMUNITY 38 PCB CAD Collaboration Superpowers: A Start-Up’s Journey An interview with Zak Homuth By Wisse Hettinga
40 IoT Gateway Advances Take Diverse Paths Flexible Networked Solutions By Jeff Child SPecial FEATURE 45 Analog Solutions Fuel Industrial System Needs Connectivity, Control and IIoT By Jeff Child

50 Embedded System Essentials Power Analysis Attack on RSA Asymmetric Adventures By Colin O’Flynn
56 The Consummate Engineer Negative Feedback in Electronics A Look at the Opposite Side By George Novacek
60 Above the Ground Plane LF Quartz Resonator Tester A Stimulating Discussion By Ed Nisley
68 From the Bench Gas Monitoring and Sensing (Part 2) Putting the Sensor to Work By Jeff Bachiochi
TECH THE FUTURE 79 The Future of Medical Wearables Technology Enabling a Healthier World By Andrew Burt