Tom's Hardware on MSN9 小时
Chinese scientists create solid-state DUV laser sources for chipmaking tools
The Chinese Academy of Sciences has developed a light source that produces 193-nm DUV light, but it is years away from ...
Hackaday4 年
That Elusive Valve Amp Sound, For Not A Lot! (There Has To Be A Catch)
A glance at any outlet through which Chinese modules can be bought will find this type of tube in small audio amplifier projects, and some of them can be astoundingly cheap. When faced with cheap ...