Electronics

I’m building a 200 W / 400 W amplifier and need a dedicated board that lets me shape bass and treble with real authority. The heart of the design must be a parametric equalizer, and I want the following... (Budget: ₹1500 - ₹12500 INR, Jobs: Arduino, Audio Engineering, Audio Processing, Circuit Design, Component Engineering, Electrical Engineering, Electronics, PCB Design and Layout, PCB Layout, Signal Processing)

I have built a working prototype of a wearable assistive device for deaf/hard-of-hearing individuals. The device uses an Arduino Nano, an ultrasonic sensor, and a vibration motor to provide haptic feedback when an object approaches from behind... (Budget: $15 - $25 CAD, Jobs: Arduino, Circuit Board Layout, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Design)

Hardware Description – DMA Interposer Card Overview The DMA Interposer Card is a custom PCIe x1 device designed to interface between a host computer and a downstream PCIe endpoint (e.g., a Wi-Fi adapter)... (Budget: $20 - $50 USD, Jobs: C Programming, Circuit Design, Digital Design, Electronics, Embedded Systems, FPGA, Microcontroller, Verilog / VHDL)

Ich möchte mein Siemens ME45 über USB (bevorzugt Typ C) laden können. Hierzu muss ein Siemens ladekabel inkl. Ladeelektronik mit einem USB C Kabel verbunden werden. (Budget: €30 - €250 EUR, Jobs: Electrical Engineering, Electronics, Soldering)

I'm looking for an experienced electronic engineer to help with multi-layer PCB design and Raspberry Pi setup for game emulation. Key tasks include: - Designing a multi-layer PCB - Setting up Raspberry... (Budget: $250 - $750 USD, Jobs: Arduino, Electronics, Embedded Systems, Game Development, Microcontroller, PCB Layout, Prototyping, Raspberry Pi)

I need a simple, multilayer PCB design converted from OrCad to Altium. Ideal skills and experience include: - Proficiency in both OrCad and Altium - Experience with multilayer PCB designs - Attention... (Budget: $250 - $750 USD, Jobs: Circuit Design, DFM (Design for Manufacturing), Electrical Engineering, Electronic Design, Electronics, Embedded Systems, PCB Layout, Prototyping)

I’m building a line of premium desk lamps that pair resin shades with cement bases for the U.S. market, and I need rock-solid electronics behind them. Each lamp must let users switch between daylight,... (Budget: $125 - $250 USD, Jobs: Electrical Engineering, Electronics, Manufacturing Design, Microcontroller, Product Design)

I'm seeking an experienced Arduino programmer to create a script for controlling servo motors. Project Requirements: - Primary focus on robotics/motion control - Script needed for timed/speed rotations... (Budget: $30 - $250 USD, Jobs: Arduino, Automation, C Programming, Electronics, Embedded Systems, Microcontroller, Programming, Robotics)

Embedded System Designer (Industrial IoT – PCB Up, DFM Aware) Design and develop **industrial-grade IoT hardware** starting from concept → schematic → PCB → firmware → validation, with a focus on **Design for Manufacturing (DFM)**, scalability, and reliability... (Budget: ₹12500 - ₹37500 INR, Jobs: ARM, C Programming, Electrical Engineering, Electronics, Embedded Software, Embedded Systems, Microcontroller, Software Development)

I am looking for an experienced IoT hardware and firmware developer to assist in building a prototype system involving wearable devices and a centralized data management system. Scope of Work: Implement... (Budget: ₹12500 - ₹37500 INR, Jobs: Arduino, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Design and Layout, Prototyping)

I need an experienced electronic engineer to develop a new Class D police siren. The siren will be installed in police cars, motorcycles, and emergency trucks. Key Requirements: - Compact size - Multiple... (Budget: $750 - $1500 USD, Jobs: Audio Engineering, Circuit Design, Electrical Engineering, Electronic Design, Electronics, Embedded Systems, Sound Design, Sound Engineering)

I'm seeking an experienced engineer to design an EMG signal acquisition circuit, tailored for wearable fitness devices. The circuit will be used for muscle activity monitoring. Key Requirements: - 2 and... (Budget: ₹12500 - ₹37500 INR, Jobs: Biomedical Engineering, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping, Signal Processing)

I need assistance with programming an ESP32 to interface with an 7inch or 10inch display. The project involves building logic for various functions and ensuring seamless communication between components... (Budget: ₹12500 - ₹37500 INR, Jobs: Arduino, Data Processing, Debugging, Electronics, Embedded Software, Embedded Systems, Microcontroller, Software Development, User Interface / IA)

I need an experienced PLC trainer to teach me the basics of Siemens S7-1200 PLC programming and TIA Portal. Requirements: - 10 hours of online training (screen sharing preferred) - Topics: Introduction... (Budget: $30 - $250 USD, Jobs: Automation, Electrical Engineering, Electronics, Microcontroller, PLC, Programming, Technical Writing, Training)

I'm looking for an expert to help identify the best integrated circuit (IC) for my needs. Key areas of focus: - Define the primary application (e.g., consumer electronics, industrial, automotive). - Identify specific requirements (e.g., power efficiency, high performance, scalability)... (Budget: $30 - $250 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, Market Research, Product Design, Product Development, Research, Technical Documentation)

I need electrical planning for an industrial building, specifically focusing on an ROV (Remotely Operated Vehicle) project. The key requirement is to develop a detailed electrical plan for the communication systems of the ROV... (Budget: $15 - $50 AUD, Jobs: Automation, Electrical Engineering, Electronics, Engineering, Industrial Design, Industrial Engineering, Mechanical Engineering, Project Management)

Four electrical drawings must be produced directly in Bluebeam Revu. Each drawing will show the complete circuit layout for its respective area, using clear layer naming, standardized electrical symbols... (Budget: £10 - £20 GBP, Jobs: Bluebeam, CAD/CAM, Circuit Design, Drafting, Electrical Engineering, Electronics, PCB Layout, Project Management)

Hello I have a project it's a new way to produce electricity that is hopefully more convenient for everybody I need help to make this happen The project is fully explained in the attached pdfs There... (Budget: €8 - €70 EUR, Jobs: Electrical Engineering, Electronics, Engineering, Renewable Energy Design, Renewables, Systems Engineering)

I have designed a custom PCB that powers a SIM800L GSM module and an MCU (CubeCell AB01) using two TPS63070 buck-boost regulators: 3.3 V rail → for MCU and logic 4.0 V rail → dedicated for SIM800L GSM... (Budget: €8 - €30 EUR, Jobs: Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Design, Schematic Review)

I’m running several plant-wide automation upgrades and need an engineer who can move smoothly between Siemens, Allen Bradley and ABB environments. Day-to-day work will centre on three areas: writing and... (Budget: $250 - $750 USD, Jobs: Automation, Electrical Engineering, Electronics, Microcontroller, PCB Layout, PLC, Programming, Software Development)