Tom's Hardware on MSN

Display Testing Explained: How We Test PC Monitors

Our display benchmarks help you decide what screen to put on your desktop. In order to provide greater insight into our PC ...
EDN

Fast EMI test receiver spans 10 Hz to 7 GHz

Intended for diagnostic and precompliance measurements in the frequency range of 10 Hz to 7 GHz, the Rohde & Schwarz ESRP test receiver measures conducted and radiated EMI, while a preselection option ...
GIGAZINE

'Play a sound' allows you to test how many Hz your ears can hear.

hearing range is said to be roughly 20Hz to 20,000Hz, and it is known that it generally becomes harder to hear high-pitched sounds as we age. On the website ' Play Sounds,' you can play several sounds ...
Electronic Design

Behlman Expands Line of 400-Hz Frequency Converters

November 4, 2013. Behlman Electronics Inc. has introduced a new 400-Hz power supply with capabilities beneficial to any markets in which 400-Hz power is used. 115/200-VAC 400-Hz WYE power generation ...