Can capacitors in electrical circuits provide large-scale energy storage?

Capacitors are widely used in electrical circuits to store small amounts of energy, but have never been used for large-scale energy storage. Now researchers from Japan have shown that the right combination of resistors and capacitors can allow electrical circuits to meet two key requirements of an energy storage device: quick charging and long-term discharging. 614 more words


Quad 405 Service and Upgrade

Looking around on the web I have come across Keith Snook’s site which is proving very useful – many thanks to him for his free and helpful efforts:



Quad 405 Component Service / Upgrade

A good friend of mine, a HiFi buff and keen music listener and drummer, has asked me to service his Quad 405-2. This amp has a great reputation for a good reason – it sounds great, especially for its time of design and manufacture. 435 more words


40" Samsung LCD TV Repair (LN40A530P1F)

Full of confidence following the Samsung monitor repair I decided to take on a TV repair thinking that it couldn’t be vastly different. I soon realized I was mistaken! 469 more words

Global and China Ceramic Dielectric Capacitors Industry 2014 Market Research Report - QY Research

Research Report on Global and China Ceramic Dielectric Capacitors Industry 2014 Market Research Report. The Report includes market price, demand, trends, size, Share, Growth, Forecast, Analysis & Overview. 67 more words

Market Research Report

Hackaday Links: November 2, 2014

Russians blowing up capacitors! As we all know, electronics only work because of blue smoke. is releasing this blue smoke from a few hundred caps. 280 more words

Hackaday Links