This book contains peer-reviewed papers presented at the 4th International Conference on Emerging Electronics and Automation (E2A) 2024. It aims to provide a compilation of the scientific exchanges during the NIT Silchar, India conference. The proceedings cover the latest scientific endeavors and accomplishments in various emerging fields, including instrumentation, control, signal processing, communication, and related computational techniques. The book seeks to present the global audience with updates, novel findings, and solutions to challenging questions in the field while inspiring aspiring scientists to engage in meaningful research. The field of instrumentation encompasses various disciplines, such as electronics, computation, automation, microelectronic technology, nanomaterials, and biomedical engineering applications. Hence, this publication will appeal to a diverse audience within the scientific and engineering domains.