Electronics

Custom TWS Earbuds Prototype - Earin M-2 Miniaturization** UNIVERSITY PROJECT: Redesign Earin M-2 earbuds SMALLER to reduce ear protrusion. CURRENT SPECS: 24×15×15mm shell, 4g each, 60mAh battery, 4hr... (Budget: £250 - £750 GBP, Jobs: 3D Design, 3D Printing, Arduino, Electronics, Microcontroller, PCB Design and Layout, PCB Layout, Prototyping)

I need a focused research effort that looks at satellite-communication antennas from three angles at once: maximising signal strength and quality, mapping frequency-band usage, and refining antenna design and materials... (Budget: ₹1500 - ₹12500 INR, Jobs: Antenna Design, Data Analysis, Electrical Engineering, Electronics, Engineering, Materials Engineering, Research, Research and Development, Signal Processing, Wireless)

I’m kicking off a multi-phase R&D effort devoted to the design and development of cutting-edge microstrip antennas. The overarching targets are straightforward: boost usable bandwidth while simultaneously lifting signal strength, all without compromising the core advantages of printed technology... (Budget: ₹1500 - ₹12500 INR, Jobs: Antenna Design, Design Optimization, Documentation, Electrical Engineering, Electronics, Engineering, Simulation, Wireless)

I am developing a compact handheld consumer device prototype that requires integration of a rechargeable battery and small electronic module inside a custom 3D printed enclosure. I am looking for an experienced... (Budget: £20 - £250 GBP, Jobs: 3D Printing, Circuit Design, Electronics, Embedded Systems, Manufacturing Design, PCB Layout, Product Design, Prototyping)

Projeto: Engenharia Reversa de Placa Eletrônica Legada Descrição do Projeto Busco profissional com experiência comprovada em eletrônica para realizar engenharia reversa completa de uma placa eletrônica... (Budget: $30 - $250 USD, Jobs: Circuit Design, Electrical Engineering, Electronic Design, Electronics, Mechanical Design, PCB Layout, Reverse Engineering, Simulation, Technical Documentation)

After successfully finalizing our first version of our automotive braking system board, we would now like to improve the design to make it modular, safe, reliable, and production ready. Requirements: Fixes: - Analyze and fix the power issue on the board... (Budget: €250 - €750 EUR, Jobs: Electronic Design, Electronics, Mechanical Design, Microcontroller, PCB Design and Layout, PCB Layout)

I new to design a PCB dedicated to processing several signals and starting a device based on a set number of conditions. I would like to be able to modify those parameters from a cloud based or simple web interface... (Budget: $250 - $750 USD, Jobs: Arduino, Cloud Development, Electronics, Embedded Software, Firmware, Microcontroller, PCB Design and Layout, PCB Layout)

I already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear, practical explanation of how everything... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Documentation, Electrical Engineering, Electronics, Embedded Systems, I2C, Microcontroller, PCB Layout, Signal Processing, Technical Writing)

I've already built some prototypes of a circuit capable of switching a single 230 V, 16–30 A line to 4, 8, or 12 outputs—without power loss—but none of them have reached the standards I expect. I have... (Budget: $250 - $750 USD, Jobs: Altium Designer, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Simulation, Thermal Analysis)

I already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear, practical explanation of how everything... (Budget: $30 - $250 USD, Jobs: Circuit Design, Documentation, Electrical Engineering, Electronics, Embedded Systems, I2C, Microcontroller, PCB Layout, Signal Processing, Technical Writing)

I need solution for three questions electronics MATLAB/simulations file attached 1.35 1.36 1.39 Only induvial experts and tutors no agencies After this i will have so many projects Fair price flexible... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Data Analysis, Electrical Engineering, Electronics, Embedded Systems, Engineering, MATLAB, Matlab and Mathematica, Signal Processing, Simulation)

Ho già costruito alcuni prototipi di un circuito in grado di commutare un’unica linea da 230 V, 16–30 A, verso 4, 8 o 12 uscite; --senza perdita di potenza--, nessuno, però, raggiunge ancora gli standard che mi aspetto... (Budget: $250 - $750 USD, Jobs: Altium Designer, Arduino, Circuit Design, Electronics, Microcontroller, PCB Design and Layout, PCB Layout, Thermal Analysis)

I'm seeking an engineer to create an intelligent mouse trap focused on monitoring and alerting. The trap should utilize a motion sensor for mouse detection and an actuator to trigger a trap upon detection... (Budget: $250 - $750 USD, Jobs: Automation, Circuit Design, Data Collection, Electronics, Embedded Systems, Prototyping, Wireless)

I’m replacing my existing pool circulation unit with a single-speed pump that I already have on site, along with all the fittings, unions, and electrical hardware required. The pad is clear, the plumbing... (Budget: $30 - $250 AUD, Jobs: Customer Service, Electrical Engineering, Electronics, Installation, Microcontroller, PCB Layout, Plumbing)

I’m building a smart irrigation setup that links a Raspberry Pi edge server with several ESP32 nodes in the field. Each ESP32 gathers data from soil-moisture probes, compact weather boards (temperature,... (Budget: $750 - $1500 USD, Jobs: C Programming, Data Processing, Electronics, Embedded Systems, Machine Learning (ML), Model Deployment, MQTT, Predictive Analytics, Python, Raspberry Pi)

I am putting together a self-funded, individual project that calls for a fully specified gas-chromatography system fitted with both a Thermal Conductivity Detector (TCD) and a Flame Ionization Detector (FID)... (Budget: ₹150000 - ₹250000 INR, Jobs: Chemical Engineering, Data Analysis, Electronics, Engineering, Instrumentation, Research and Development, Signal Processing)

I need a plastic enclosure designed for a screen-free WiFi kids phone. The design should be injection moulding ready and include internal layouts for PCB, speaker, and silicone rubber buttons. Requirements: - DFM (Design for Manufacturing) is essential... (Budget: $750 - $1500 AUD, Jobs: 3D CAD, 3D Design, 3D Modelling, CAD/CAM, DFM (Design for Manufacturing), Electronics, Manufacturing Design, Product Design)

I need a custom ELRS (ExpressLRS) solution for drone control, utilizing an STM microcontroller instead of the original MCU. Key requirements: - Improved range - Enhanced security - Dual band - Mesh networking... (Budget: $3000 - $5000 USD, Jobs: Aerospace Engineering, Electronics, Embedded Systems, Microcontroller, Network Administration, Signal Processing, Software Development, STM32, Technical Documentation, Wireless)

I need an experienced electrician for industrial installation work. The task involves installing machinery and equipment in an industrial setting. Ideal Skills and Experience: - Experience in industrial... (Budget: €30 - €250 EUR, Jobs: AutoCAD, Electrical Engineering, Electronics, Industrial Engineering, Installation, Machinery, Safety Consulting)

I'm looking for an Arduino code that will trigger RGB LEDs to change color based on a pulse rotary dial input. Requirements: - Use of a pulse rotary dial - RGB LEDs whose colors will be controlled by... (Budget: $250 - $750 USD, Jobs: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, Prototyping, Robotics)