Modern communications systems rely on increased signal complexity to pack more data into each symbol transmitted. These complex signals can result in data dependent, high peak-to-average power ratios ...

If you want to measure voltage you reach for a voltmeter. Current? An ammeter. Resistance? An ohmmeter. But what about measuring AC power? A watt meter? Usually. But if you know what to do, you could ...

Download this article in PDF format. Directional couplers are used in a wide variety of applications to sense RF power, and they may appear at multiple points in a signal chain. In this article, we ...

Tektronix today announced the 7 Series DPO oscilloscope, the first in a new generation of ultra-high-performance instruments.