What: UC Berkeley researchers complete a comprehensive scientific analysis of the SETI@home archive, identifying ...

Frequency estimation is a critical aspect of modern signal processing, underpinning advances in communications, radar, biomedical imaging and many other fields. At its core, this discipline seeks to ...

A new four-channel vector signal generator claims to serve wideband frequency designs in real-time for demanding wireless applications in 5G, 6G research, satellite communications, and radars. It ...

The FPL1044 supports measurements from as low as 10 Hz using DC coupling, enabling analysis across a wide frequency span in a single instrument. This is useful for tasks that involve both ...

Sound can be represented with both analog or digital audio signals. Analog audio signals use electrical voltage levels. Different types of transducers convert sound to electrical signals and ...

In 1977, astronomers received a powerful, peculiar radio signal from the direction of the constellation Sagittarius. Its frequency was the same as neutral hydrogen, and astronomers had speculated that ...

The disc-shaped resonator measures less than 2 centimeters across, yet the innocuous device is eavesdropping on spacetime. It’s a newly built acoustic wave resonator, and in its first 153 days of ...

How to implement a frequency multiplier. How to create circuit designs in the GreenPAK Designer software. This article describes how to implement a frequency multiplier using a GreenPAK programmable ...