Science – Future of Lithuania / Mokslas – Lietuvos Ateitis, Vol 7, No 3 (2015)

Development and Investigation of an Optical Power Meter Front End

Edgaras Korsakas (Vilnius Gediminas Technical University, Lithuania)
Jevgenij Charlamov (Vilnius Gediminas Technical University, Lithuania)

Abstract


Circuit of the classical transimpedance amplifier (TIA) is revised and improved circuit is developed. Analytical solutions for the classical and improved circuits are derived. Both circuits were built and their parameters were measured. An experiment results showed that improved TIA achieves 4.5 dB greater dynamic rage than the classical TIA at +50 °C and 12 dB greater at –10 °C.

Article in: Lithuanian

Article published: 2015-07-13

Keyword(s): optical power meter; transimpedance amplifier; temperature stability.

DOI: 10.3846/mla.2015.794

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Science – Future of Lithuania / Mokslas – Lietuvos Ateitis ISSN 2029-2341, eISSN 2029-2252
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