A micro-power precision amplifier for converting the output of light sensors to a voltage readable by miniature data loggers

Tree Physiology

Volumn 19, Issue 8, 1999, Pages 547-549

  Phillips, Nathan ^a   Bond, Barbara J ^a  

^a OREGON STATE UNIVERSITY   (United States)

Author keywords

Canopy; Current to voltage converter; Data acquisition; Miniature data logger; Photosynthetic quantum sensor; Photosynthetically active radiation

Indexed keywords

EID: 0033168144     PISSN: 0829318X     EISSN: None     Source Type: Journal    
DOI: 10.1093/treephys/19.8.547     Document Type: Article

References (4)

1. Fiore, J.M. 1992. Operational amplifiers and linear integrated circuits: Theory and application. West Publishing Company, St. Paul, MN, 615 p.
2. Parker, G.G., A.P. Smith and K.P. Hogan. 1992. Access to the upper forest canopy with a large tower crane. BioScience 42:664-670.
3. Pearcy, R.W. 1989. Radiation and light measurements. In Plant Physiological Ecology: Field Methods and Instrumentation. Eds. R.W. Pearcy, J. Ehleringer, H.A. Mooney and P.W. Rundel. Chapman and Hall, London, pp 97-116.
4. Pontailler, J.Y. 1990. A cheap quantum sensor using a gallium arsenide photodiode. Funct. Ecol. 4:591-596.