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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Power converter for ion thrustors with pulse width modulated bridge inverter with silicon power transistor using current feedback base drive
Nondissipative dc to dc regulator converter - magnetic study, pulse width and frequency modulation, square wave sources, power losses in saturated transformers, and output filter
Design and manufacture of direct current torquer amplifier with pulse width modulation circuit
Design verification tests for logic and low level circuits, and preliminary single-phase breadboard of pulse width modulated static inverter
Pulse width modulator and other microminiaturized electronic equipment for space age applications
Linear power amplification with switching techniques, using pulse width modulation
Solar-conversion power-supply subsystem for Nimbus B, using pulse width modulated voltage regulator
Calculation of sawtooth voltage oscillations of triangular shape for pulse width modulation pulse shaping circuit
Evaluation of pulse width modulator and power driver for integrated dc power amplifier
Pulse width modulation voltage regulator design for power conversion applications, considering interrelation of loop gain, switching frequency, etc
Nonlinear theory of internally loss modulated laser including effect of arbitrary atomic line shape, saturation and mode pulling