Статьи - Аудио - 2

Youhao Xi

Audio amplifiers for high-power portable speakers such as trolley speakers usually operate with lithium-ion batteries, and these batteries can vary from a single cell to a few cells in series. Designers generally use boost converters to produce the ...

John Dunn

As a youngster, I saw some really old radios; the kind that occupied highly-polished wooden cabinets the size of a refrigerator. When those old radios were made, permanent magnets were not all that powerful, at least by today’s standards, and ...

John Dunn

There was an interesting article in the January 1961 issue of Popular Electronics, “Sweet Sixteen” by Jim Kyle. It was followed up in April 1961 with a second article entitled “Sweeter With A Tweeter.” You can find some ...

Rien Oortgiesen, Jens Tybo Jensen, Infineon Technologies Part 1 3.2 Benefits of multilevel class D The benefits of innovative multilevel class D amplifiers include: Smaller solution size and lower cost with less reliance on filters Improved ...