lock-in amplifier
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lock-in amplifier [′läk‚in ′am·plə‚fī·ər]

(electronics)

An amplifier that uses some form of automatic synchronization with an external reference signal to detect and measure very weak electromagnetic radiation at radio or optical wavelengths in the presence of very high noise levels.

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No references found			The signal from the PMT is routed to a current amplifier (SR570, Stanford Research Systems, Stanford, CA) and finally to a lock in amplifier (SR 830 DSP Lock-In, Stanford Research Systems, Stanford, CA). Modeling of photochemical reactions in a focused laser beam, II by Gaigalas, Adolfas K.; Hunt, Fern; Wang, Lili / Journal of Research of the National Institute of Standards and Technology			lochia Lochiel, Sir Ewen Cameron of Lochiel, the Gentle Lochner, Stefan Lochner, Stephan Lochristi Begonia Festival lociation Lock lock and key lock backset lock bevel lock block lock bolt lock chamber lock clip lock corner lock down lock edge lock face lock faceplate lock frame lock front lock front bevel lock gate Lock Haven Lock in amplifier lock jamb lock joint lock keeper lock manager lock miter Lock Nut lock plate lock primer lock rail lock reinforcement lock reinforcing unit lock seam lock seam door lock step lock stepping lock stile lock strike lock up lock washer lock, air lock, canal lock-in lock-in amplifier lock-on lock-strip gasket			lock forwards lock forwards lock forwards lock forwards lock frame Lock Free File System lock front lock front bevel lock gate Lock Haven Lock Haven State College Lock Haven University Lock Haven University Foundation Lock Haven University of Pennsylvania Lock Haven, Pennsylvania Lock Haven, Pennsylvania lock horns lock horns lock horns lock horns lock horns lock horns Lock hospital lock in lock in lock in lock in lock in Lock In Amendment Lock In Amendments Lock in amplifier lock in on Lock In Period Lock In Periods Lock In Principal Lock In Principals Lock In Rate Lock In Rates Lock In/Lock Out Lock Industry Standards and Training lock into lock into lock into lock into lock into lock jamb Lock jaw Lock jaw Lock jaw lock joint Lock keeper Lock keeper Lock Limit Lock Limits lock manager lock miter Lock Ness, Scotland lock nut lock nut Lock Off Stop lock on

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lock-in amplifier (redirected from Lock in amplifier)

lock-in amplifier
(redirected from Lock in amplifier)