NASA Reference Publication, Issues 1273-1274

0.6 Normalized light 0.8 Normalized filament 1.0 Normalized Abscissa attenuation best fit canopy Coefficients cumulative distributions cumulative fade distributions days of operation derived diversity gain doped encoder lamp ERS model ETS-V Experiment 4 Lamp Fade Depth dB fade durations fade levels fade margin fade reduction Filament material filament position Figure frequency function of location GE-218W Filament diameter GOES-5 and GOES-6 grain growth graphs show helicopter Helmold INMARSAT K-factor L-Band Lamp current lamp lifetime Lamp light output lamps tested light output 1.0 light output Normalized line-of-sight low gain Materials Branch NASA non-fade durations Normalized filament position Normalized light output Number of turns output Normalized light parameters path elevation angle path length Polarization predictions probability pure tungsten Rayleigh receiving antenna reweld rhenium rhenium-doped lamps Rician roadside trees Shadowing Model show the light signal level solar cell space diversity statistics suburban Table thoria tungsten vehicle voltage volts