Electronics

I need a complete board designed around an audio-grade DSP that will sit at the heart of a home audio system. The board must include on-board equalizer control as its core feature and run from a stable AC-adapter input—no battery support required... (Budget: ₹1500 - ₹12500 INR, Jobs: Analog Electronics, Audio Engineering, Circuit Design, Documentation, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, PCB Layout, Signal Processing)

Project Title: Design a Raspberry Pi HAT PCB for DSLR Camera Trigger - Altium Project Description: I need a small PCB designed that sits between a Raspberry Pi and a DSLR camera to trigger the shutter and focus... (Budget: $8 - $15 USD, Jobs: Altium Designer, CAD/CAM, Circuit Design, Electrical Engineering, Electronics, PCB Layout, Product Design, Prototyping, Raspberry Pi)

need a complete, working wall-mounted device that monitors live fire/EMS dispatch radio and displays each call in real time — built, assembled, and shipped to me ready to plug in. Full written spec (PDF/Word) will be shared with serious applicants... (Budget: $750 - $1500 CAD, Jobs: Arduino, Audio Processing, Bluetooth Low Energy (BLE), Database Management, Electronics, Embedded Systems, Microcontroller, Python, Raspberry Pi, SQLite)

Hi, I need a small PCB designed that can be used with a Raspberry Pi. It is designed to sit between a Raspberry Pi and a DSLR camera and trigger the camera's shutter. It would have the following components... (Budget: $30 - $250 USD, Jobs: Circuit Board Layout, Circuit Design, Electronics, Embedded Systems, Microcontroller, PCB Layout, Product Design, Raspberry Pi)

Seeking PCB Design Archives for AI Training Dataset (Licensing Opportunity) We are looking for PCB designers, engineering teams, and PCB design companies who have existing archives of PCB projects that they own and may be interested in licensing for AI training and research purposes... (Budget: $30 - $250 USD, Jobs: AI Training Data, Altium Designer, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Engineering, PCB Layout)

I am preparing my M.Tech thesis and need a complete, slightly innovative digital design project that targets AMBA, AHB and APB buses. The central objective is a measurable reduction in power consumption—ideally... (Budget: ₹1500 - ₹12500 INR, Jobs: Digital Design, Documentation, Electrical Engineering, Electronics, Engineering, Simulation, Verilog / VHDL, Very-large-scale integration (VLSI))

I need an experienced electronics specialist to replicate a monitoring sensor device demonstrated in a YouTube video. The device primarily monitors proximity and motion data. The device uses an ld2450 and seeed xiao2350 and a 2.42in l2c display... (Budget: $30 - $250 USD, Jobs: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Mobile App Development, PCB Design and Layout, Prototyping, Raspberry Pi, Signal Processing)

Seeking PCB Design Archives for AI Training Dataset (Licensing Opportunity) We are looking for PCB designers, engineering teams, and PCB design companies who have existing archives of PCB projects that they own and may be interested in licensing for AI training and research purposes... (Budget: $30 - $250 USD, Jobs: AI Training Data, Altium Designer, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Engineering, PCB Layout)

I’m building a new IP CCTV camera that must clear India’s STQC certification, and the System-on-Module is the piece I want you to own. You should be comfortable selecting or custom-designing the SoM, bringing... (Budget: ₹150000 - ₹250000 INR, Jobs: Circuit Design, Electronics, Embedded Systems, Linux, Microcontroller, PCB Design and Layout, PCB Layout, RTOS)

I’m building a battery-powered prototype around an ESP32-S3 and need a rock-solid wiring diagram before I assemble anything. Once we start, I will share a complete list of sensors and modules, but you can assume they will be driven from a 9 V rail that must be stepped down where necessary... (Budget: $30 - $250 USD, Jobs: Arduino, Circuit Design, Debugging, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Sensor Integration)

I am building an integrated volt-ampere meter that also serves as a protection and control module for a pump system. The unit must: • Measure voltage and current accurately while reacting instantly to high/low-voltage and over/under-current conditions (these three protections are the top priority)... (Budget: ₹1500 - ₹12500 INR, Jobs: AutoCAD, Automation, CAD / SolidWorks, Circuit Design, Control Systems Engineering (PID / MPC), Design, Electrical Engineering, Electronics, PCB Layout, Technical Drawing / Tech Pack)

I have a small desk clock with a beautiful vintage edge-lit display, a bank of mechanical relays, and an Arduino doing the time-keeping. Unfortunately my first build was amateur—cold joints everywhere, wires stuffed into screw terminals, no strain relief...... (Budget: $150 - $500 USD, Jobs: 3D Printing, Arduino, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Design, Soldering)

My ESP32 Dev Module refuses to return anything when I send AT commands to a SIM800L red board. The wiring follows the usual guides: GPIO27 to the SIM’s RX, GPIO26 to its TX, grounds tied together, the SIM powered directly from a single 18650 cell... (Budget: ₹600 - ₹601 INR, Jobs: Arduino, Circuit Design, Debugging, Electronics, Embedded Systems, Microcontroller Programming (STM32 / ESP32), Prototyping)

I’m migrating my current AMB82-mini daughter-board solution to a single, production-ready PCB built around Realtek’s RTL8735BDM module. You’ll have the original AMB82-mini schematic and layout in PADS binary as a starting point; the goal is to recreate and extend that design in Altium Designer... (Budget: $30 - $250 AUD, Jobs: Altium Designer, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Wireless)

I’m building a small-footprint IoT device around an ESP32E and need a fully custom PCB that matches a very specific pinout. The board must include on-board Bluetooth integration and expose a clean, reliable UART header for an external module I’ll be attaching later... (Budget: $30 - $250 USD, Jobs: Antenna Design, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Simulation)

I am building an integrated volt-ampere meter that also serves as a protection and control module for a pump system. The unit must: • Measure voltage and current accurately while reacting instantly to high/low-voltage and over/under-current conditions (these three protections are the top priority)... (Budget: ₹25000 - ₹50000 INR, Jobs: Electrical Engineering, Electronics, Embedded C++, Embedded Systems, Firmware Development, Microcontroller, PCB Design and Layout, PCB Layout)

Hi, I’m looking for a skilled **Electromagnetic/Signal Integrity (SI) Simulation Engineer** with strong hands-on experience in **Ansys SIwave**. The project involves PCB-level signal integrity and electromagnetic... (Budget: ₹1250 - ₹2500 INR, Jobs: Ansys, Electrical Engineering, Electronics, PCB Layout, Signal Processing, Simulation)

I’m ready to take a capacitive fingerprint module from idea to full-scale production here in India and need an end-to-end technical partner to make it happen. Stage & scope I want to jump straight to... (Budget: ₹12500 - ₹37500 INR, Jobs: Electrical Engineering, Electronics, Firmware Development, Manufacturing, Mechanical Engineering, PCB Layout, Process Engineering, Product Design)

The latest spin of my automotive-grade sensor board works, but a few components have shown reliability issues in the field. I need a hardware engineer to review the current BOM, swap out the failing parts, route the new board, and verify the board is sound again... (Budget: €30 - €250 EUR, Jobs: Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Prototyping, Signal Processing, Testing / QA)

# Compact 12S BMS / Active Balancing Board — Ready-Made or PCB Design We are developing a **12S drone battery system** We are looking for someone who already has a **compact 12S BMS design or board** suitable for a high-performance drone application... (Budget: ₹12500 - ₹37500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, Manufacturing Design, PCB Layout, Product Design)