Essays about: "total harmonic distortion"
Showing result 1 - 5 of 23 essays containing the words total harmonic distortion.
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1. Developing a portable, customizable, single-channel EEG device for homecare and validating it against a commercial EEG device
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : There are several commercial electroencephalography (EEG) devices on the market; however, affordable devices are not versatile for diverse research applications. The purpose of this project was to investigate how to develop a low-cost, portable, single-channel EEG system for a research institute that could be used for neurofeedback-related applications in homecare. READ MORE
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2. Design of auxiliary communication for audio between computers and DSPs : Programming and optimization of computational resources
University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronikAbstract : This thesis report is about designing a prototype and establishing audio communication between a computer and Digital Signal Processor (DSP) using two preamp circuits using both auxiliary and USB connection. The paper gives the reader an overview on how audio is transmitted from a computer, through the system and to the desired output. READ MORE
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3. Automatic Maximum Sound Pressure Level (SPL) Measurements Inside Cars
University essay from KTH/Teknisk akustikAbstract : With a growing interest in technical specifications among consumers, there is a need for accessible measurement tools that enable individuals to evaluate the performance of their equipment, including common speakers and car audio systems, beyond what the manufacturer provides. However, the existing measurement systems are often geared towards professionals. READ MORE
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4. Implementation of Nodes in HVDC Grids
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : This project is made for a deeper understanding ofhow frequency and amplitude of the waves that create the controlwave in a Pulse Width Modulated 2-level inverter affect the powerquality and power losses. The results were that a high frequencyreduces the Total Harmonic Distortion but increases the powerloss. READ MORE
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5. Evaluation of power quality and common design concept for AC-DC converters in aircraft
University essay fromAbstract : This master thesis has been carried out in collaboration with Saab, Avionics Systems in Jönköping, Sweden, during the spring of 2017. The thesis investigates unidirectional rectifier topologies in aircraft and the focus has been on evaluating the power quality requirements according to the aircraft standards, in the course of the More Electric Aircraft concept. READ MORE