Current Issue

January 2012

Cover Story

 

Medical sensors encompass biomedical electronics

- by Steve Taranovich, Contributing Technical Editor
Eye, ear, lung, heart, and brain enhancements are now possible as modern electronics technology meets advances in medicine and biology.ption?

Pulse

 

60 GHz real-time bandwidth oscilloscopes


Offline PFC controller eliminates opto-isolators


Entertainment robotics enabled by “soft” actuation


Instrumentation amp for high common-mode-voltages


EPIC sensor captures ECG data in mobile monitoring


14-bit capacitive-sensor conditioning IC supports a range of sensor types


Build a data-acquisition system for about $30


Department and Columns

 

EDN.comment: Need to know

- By Graham Prophet, Editor

Test & Measurement World: New test method for advanced wireless systems


Test & Measurement World: Signal generator/VSA pairing from Aeroflex


Signal Integrity: Quadrature-via layout

- BY HOWARD JOHNSON, PhD

Design Ideas

 

Add extra output to a boost converter

- Vladimir Oleynik, Moscow, Russia

Fabricate a high-resolution sensor-to-USB interface

- Zoltan Gingl, University of Szeged, Szeged, Hungary

Build an op amp with three discrete transistors

- Lyle Russell Williams, St Charles, MO

Features

 

Battery-charge control: dedicated ICs or microcontrollers?

- by David Gunderson, Micro Power Electronics Inc
Consider the trade-offs when choosing between microcontrollers and dedicated charge-control ICs for batterycharge control.

Design femtoampere circuits with low leakage, part one

- by Paul Grohe, Texas Instruments
Carefully apply materials science using guards and shields to reduce leakage.

Product Roundup

 

Sandy Bridge 5.25 inch SBC


High-density 6-A power module


Sensorless, brushless DC motor controller


SEGGER software for Gecko MCUs


25 Gbps from 100-Ω connectors


20-bit D/A converters



 

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