Direct modulation of a laser 1 has always been used in optical telecommunications. Although distance–capacity product capabilities using this approach have been limited, it represents a very ...

The PodMod is a modulator for the BikeVis Bullets LED accent lights. The modulator causes a “twinkling” effect which enhances the visibility of the BikeVis LED lights. The BikeVis “Bullets” LED accent ...

As data travels around the internet, it's routinely switched from electrical signals to light in order to travel through the network's fiber optic backbone. To do this, the signal travels through ...

This file type includes high resolution graphics and schematics. Delta-sigma analog-to-digital converters (ADCs) are fascinating—almost mythical in their ability to support low- to medium-speed and ...

In the rapidly advancing field of microelectronics manufacturing, the demand for higher throughput and precision in via drilling has never been greater. This translates into a market demand for more ...

For the QPSK modulator shown in the figure above, construct the truth table, phasor diagram, and constellation diagram. In Figure 2, it can be seen that with QPSK, each of the four possible output ...

Xiaomi has been making all sorts of products and I came across the Roidmi 2s car charger that has the best quality FM modulator I’ve ever heard and a lot more features. Learn more in our full review.

In his regular browsing on AliExpress, [Ben Jeffrey] came across something he didn’t understand—a $5 fiber optic to RF cable TV adapter. It was excessively cheap, and even more mysteriously, this ...