Make the Call with Caller ID Testing
Telephony products with caller ID require testing at the physical and data-link layers.
Martin Rowe, Senior Technical Editor
PC-BASED TEST SOFTWARE
Writing an ActiveX Control
A custom control lets you add features to Visual Basic and Microsoft Office that let you control I/O eards.
Michael T. Freeman, Home Wireless Networks, Norcross, GA
Windowing Functions Improve FFT Results
Flexible windowing functions let you adjust frequency and leakage effects.
Richard Lyons, TRW, Sunnyvale, CA
Color Plays a Role in Inspection
Color inspection systems now offer advantages over monochrome systems.
Guidelines Lead to Good Mixed-Signal Test
Additional logic IC designers get good results from mixed-signal device testers.
Measure a Changing Duty Cycle
Measuring duty cycle can involve "hidden" timing issues.
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