The OneServer and OrderStream applications have won six awards: New Media Gold INVISION (On-line Catalog/Direct Sales); USA Today On-line (Hot Site Award); NIA (Gold Award: On-line Catalog/Direct Sales); Point (top five percent); iEC (Best Business to Business Software); and BOTI (Business on the Internet).
Featured Article. Please see our HPLC PDA Detector section to find manufacturers that sell these products. Photodiode array detectors âvariously abbreviated as âPDA detectorsâ or simply âDADsââare essentially spectrophotometers that transiently measure the absorbance of light by a liquid flowing past.
LEDs are Photodiodes Too. QUESTION: I read RAQ #45, Glass Diodes May See the Light â and Hum, which discusses 100â/120âHz LF noise caused by a glass diodeâs photosensitivity. I need a cheap photodetector, but a 1N4148 doesn't seem to work.