Haku
Viitteet 11-20 / 21
A Dummy Load for Testing and Measuring Amplifiers
(2022)
This thesis went through the process of designing a versatile resistive load used when testing amplifiers at Darkglass Electronics Oy. The device was intended for internal use in the company in the process of product ...
Step-Down Switching Regulator Design
(2022)
The goal of the thesis project was to design two different step-down switching regulators which would be measured for their line and load regulation. EMC measurement was also done for the PCBs since switching regulators ...
Study of Cozify Hub 868MHz Radio Receiver
(2022)
The thesis work was a part of a project at Cozify in where the Cozify smart hub’s generic 868MHz radio FM-receiving capabilities and performance were investigated. Topic was brought out when commercializing, a new device ...
Pre-Compliance EMC Testing for EV Charging Station
(2023)
The thesis project aimed to conduct pre-compliance electromagnetic compatibility (EMC) testing on prototype of the electric vehicle (EV) charging station as part of Big-Flash project in Metropolia University of Applied ...
Digitalization of X-band Weather Radar Testing and Calibration Processes
(2022)
The present study consisted of the development of a digitalized method for X-band weather radar testing and calibration processes, in the field of electrical engineering. To achieve the outcome the subject was studied to ...
Hardware Design of a Modular Self-Test Solution for Functional Test Platforms
(2023)
This thesis presents a modular self-test solution aimed at improving the inefficient troubleshooting process associated with OiTec Oy's functional test (FCT) stations, which lack an automated test procedure. The proposed ...
PWM Driven LEDs Based on Isolated DC Voltage Measurement
(2023)
Voltage regulated LED driver ICs are commonly used to drive LEDs in variable voltage conditions. The purpose of this thesis work was to design an LED driving circuit without using LED driver ICs for Teknoware company. A ...
Reverberation Chamber Test System for Antenna Measurements
(2024)
Tämän opinnäytetyön tavoitteina oli ottaa RTS60-testijärjestelmä käyttöön GE Healthcare Finland Oy:lle sekä kehittää CLI-pohjainen testiohjelma heijastuskammion ohjaukseen. Yritys käyttää testijärjestelmää langattomien ...
Construction and Characterization of a Low Dew Point Temperature Generator
(2024)
The purpose of this thesis work was to construct and characterize a low dew point temperature generator, based on an existing design already in use in Vaisala. The thesis covers theory about operation principles and process ...
Medical IV Fluid warming device interference with ECG monitors
(2024)
Medical technology companies have IV Fluid (intravenous fluids) devices where the IV solution circulates through the device to the patient. To prevent hypothermia, medical setup includes a warmer.
The IV liquid warming ...