Hackaday

ZX Spectrum Gets A 3D FPS Engine

The Sony PlayStation and Nintendo 64 are well-known for bringing 3D gaming into the mainstream in a way that preceding consoles just couldn’t. The ZX Spectrum, on the other hand, is known for text ...
Hackaday

3D Spectrum Analyzer Uses 1280 LEDs

One of [Dooievriend]’s friends recently pressed him into service to write software for a 3d spectrum analyzer/VU that he made. The VU is a fairly complex build: it’s made up of 1280 LEDs in a 16x16x5 ...
CNET

T-Mobile buys Verizon wireless spectrum in $3.3 billion deal

The carrier will pay its rival nearly $2.37 billion and give it spectrum worth $950 million for some valuable low-frequency bands to help build its LTE network. Stephen Shankland worked at CNET from ...
Electronic Design

The Ins and Outs of Frequency Spread Spectrum

The key parameters of the FSS technique and their impact on EMI performance. How to evaluate FSS performance using simulation, ICs, and a signal generator. Frequency spread spectrum (FSS) is a ...
Telecoms

Decoding spectrum: How frequency bands work in telecoms

All wireless connectivity is based on electromagnetic frequencies, with different parts of the frequency spectrum being used for different purposes, such as 5G or 2G. The precise way in which this is ...