2sa1246.pdf Components Transistors 2sa - Service manuals, schematics, documentation, applications, datasheets, electronics
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Harvard prof develops room - temp THz laser
A Harvard University professor has demonstrated a heterodyning method cast in nonlinear materials that mixes two easy-to-generate optical frequencies spaced apart at the desired terahertz frequency, resulting in a room-temperature terahertz laser. Details... more...
Epson eyes e - paper market
Seiko Epson, the latest in a string of E Ink licensees trying to bring e-paper products to market, showcased several LTPS-based EPDs at the recent SID conference. Details... more...
Hydrogen fuel cell gets mobile - ready
French researchers this week said they have invented a hydrogen fuel cell as a backup power source for mobile phones. Details... more...