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Table Page I Definition of Radiation Terms
Plots of the Planck Radiation Law at Different
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50 millivolts Output amplifier stage Aperture Distance attenuation background emission background radiation background rejection Background Threshold Output black body bridge circuit bridge network calculations choice chopping Circuit Diagram detector cell dry cell Electromagnetic Spectrum electronic emission bands emitted equation 13 factor feet Uniform Background figures of merit filter-detector flame detection device flame present flame radiation high input impedance hydrocarbon flame detection incident radiant power infrared radiation lead selenide megohms microns microwatts millivolts average millivolts peaks Numeric The fraction optical section optical system oscillator Output 50 millivolts Output After Ignition Planck radiation formula power due preamplifier radiant energy radiant power reaching radiation power level RC phase shift reaching the detector reflection responsivity search area shown in Figure source radiation specified spectral content spectral radiant emittance spectral radiant power spectrum spherical mirror temperature thesis Threshold Output 50 total spectral radiant Uniform Background Threshold visual indicating device volt Watts meter wavelength wavelength range