Competition launched for UK laser resear
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Article
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2005
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Elsevier Science
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English
β 48 KB
## Lead-free isolators in duals and quads Isocom Components 2004 has a new range of lead-free dual-and quad-channel optically coupled isolator devices. ## The PS2501-2, PS2501-4, PS2505-2, PS2505-4, PS2502-2 and PS2502-4 combine GaAS infra-red emitting diodes with NPN silicon phototransistors.