Electronics Now articles from September 1997

Electronics Now archives from September 1997

Equipment reports: a new troubleshooting tool from Hewlett Packard.
September 1, 1997... A NEW TROUBLESHOOTING TOOL FROM HEWLETT PACKARD Breeze through digital troubleshooting with Hewlett Packard's Logic Dart. There's an ideal tool for every type of troubleshooting need, and every engineer or technician has a favorite tool...

More about microwave ovens.
September 1, 1997... Last time we took a quick look at repairing microwave ovens, and provided a handy guide with common symptoms and their likely causes. However, before we proceed further, we need to step back AND look at the basics behind microwave cooking, the...

A hybrid digital camera.
September 1, 1997... No, I didn't just buy a digital camera, so this is not going to be another "my-newest-gadget-and-how-cool-it-is" session. However, seeing one altered certain views of mine and got me thinking. So this is really going to be a "Gee, I wish I had...

Build these noise canceling headphones.
September 1, 1997... Muzzle the din and relax to the sounds of silence with headphones that combat the uproar with "anti-noise." In today's hectic and noisy world, we are all searching for a little peace and quiet. Well, you might not be able to slip off to a...

Build a video switcher.
September 1, 1997... Watch several cameras on one monitor with this simple device. With the cost of security cameras going down, adding a surveillance system for your store, office, or home is becoming more practical all the time. However, you might be dismayed...

Ethics and the Internet.
September 1, 1997... How to avoid the highwaymen as you travel on the "information superhighway." Will Rogers once said, "The trouble with the world is not ignorance. It's the things people 'know' that aren't so.'; That's certainly true of the Internet. To many...

Freedom's radio. (Radio Free Europe, Radio Liberty and others)
September 1, 1997... It may read like a spy novel, but the story behind operations like Radio Free Europe, Radio Liberty, and others is all true. An era has ended: The Berlin Wall has come down, and Communism in Europe is dead. We've won the cold war! A key...

All about remote emissions testing.
September 1, 1997... See how technology is helping officials to identify polluting vehicles and get them off the road. As engines on new cars and trucks burn fuel more efficiently, emitting far less pollutants, investing in new technology for further cleanup of...

A new typewriter, hydrogen as a fuel, and more.(Directory)
September 1, 1997... Somebody on the internet has just invented a water-powered car. Unfortunately, they were loudly bemoaning the fact that nobody noticed. Repeated contacts to universities and talk shows were totally ignored, as were newspaper letters and...

Putting the audio generator together.
September 1, 1997... LAST TIME, WE TOOK AN OVERALL LOOK AT A WIENBRIDGE AUDIO GENERATOR THAT WOULD MEET MOST OF THE MORE COMMON NEEDS OF BOTH THE AUDIO AMATEUR AND THE PROFESSIONAL. THIS TIME WE WILL PUT IT ALL TOGETHER. Circuit Description We covered most of...