Electronics

I'm looking for a skilled engineer to design and develop a GPS receiver primarily for navigation purposes.and transmit and receive the signal over rf antenna Key Requirements: - The GPS receiver should provide accurate and reliable navigation data... (Budget: ₹1500 - ₹12500 INR, Jobs: Electrical Engineering, Electronics, Embedded Systems, Firmware Development, GPS, Power Amplifier RF, Prototyping, Radio Frequency, Signal Processing, Technical Writing)

I’m developing a compact armband that does more than simply hold a pair of true-wireless earbuds. The unit must: • accept and charge the earbuds inside a dedicated cradle • show remaining battery percentage... (Budget: $30 - $250 USD, Jobs: 3D CAD, CAD/CAM, Electronics, Firmware Development, Industrial Design, PCB Design and Layout, PCB Layout, Product Design)

I need a specialist who can take one of our existing pieces of industrial machinery and retrofit it so it draws significantly less power while keeping—or ideally improving—its current output. The core objective is clear: increase overall efficiency by cutting energy consumption... (Budget: ₹1250 - ₹2500 INR, Jobs: Automation, Control Systems Engineering (PID / MPC), Electrical Engineering, Electronics, Engineering, Industrial Engineering, PLC, Process Engineering, Wireless)

I already have a partially-working prototype for an industrial counter + timer built around an Arduino. It needs to count production units while tracking elapsed time in parallel, show both values on an LCD screen, and push the data over Wi-Fi to my factory LAN... (Budget: ₹1500 - ₹12500 INR, Jobs: Arduino, Electronics, Embedded Systems, Firmware Development, Microcontroller, PCB Layout, REST API, Testing / QA)

Job Title: MuJoCo Task Developer for LLM Reinforcement Learning Dataset We are looking for an experienced MuJoCo/Robotics Engineer to create high-quality MuJoCo benchmark tasks for LLM reinforcement learning... (Budget: $30 - $250 USD, Jobs: AI Development, AI Research, Arduino, Electrical Engineering, Electronics, Python, Reinforcement Learning, Robotics)

I’m building a compact, 4–6-layer mixed-signal board that will sit at the heart of a new sensor-interface product. The board must collect analog data, run it through an on-board DSP, and then push results out over Wi-Fi, Bluetooth, and a cellular link... (Budget: ₹10000 - ₹20000 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Microcontroller, PCB Layout)

I'm seeking an experienced electronics prototyper to create a functional demo of a wearable ultrasound device. Key Requirements: - Design and build a prototype of a wearable ultrasound device - Ensure... (Budget: ₹1500 - ₹12500 INR, Jobs: Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Product Design, Product Development, Prototype Design, Prototyping)

I’m building a handheld device that lets me roll a ball across any flat surface and have it actively steer itself so the pen mounted inside draws in the exact direction I choose. An optical-flow sensor... (Budget: $30 - $250 USD, Jobs: Arduino, Circuit Design, Electronics, Embedded Systems, Microcontroller, Motor Control, PCB Layout, Robotics)

The rooftop array in my Decatur, TX home feeds a NeoVolta package (inverter plus battery storage), yet my monthly bill shows no meaningful drop in grid consumption. An earlier visit from another electrician ended without actionable findings, so the core issues remain unsolved... (Budget: min $50 USD, Jobs: Electrical Engineering, Electronics, Renewable Energy Design, Solar, Solar Panel Installation, Technical Documentation, Technical Support, Troubleshooting, Wireless)

A custom water leak detector having 21 mm diameter, 7 mm thickness, with waterproof enclosure. It must be a motion activated, and will BLE-broadcast its deviceID and leak-on or leak-off upon detection (no latency)... (Budget: $10 - $30 USD, Jobs: Altium Designer, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping, STM32)

I’m bringing a brand-new electronic charger to market and need an engineer who can turn my concept into a fully working prototype. The focus of this engagement is the complete design and prototyping phase—circuit architecture, component selection, enclosure layout, PCB, and initial functional build... (Budget: ₹75000 - ₹150000 INR, Jobs: Battery Charging and Batteries, CAD/CAM, Component Engineering, Electrical Engineering, Electronics, Embedded Systems, PCB Design and Layout, PCB Layout, Prototyping)

I want to turn a concept for a pneumatic actuator into a working prototype that can grip or clamp objects with repeatable, controllable force. The job spans mechanical design, pneumatic circuit sizing,... (Budget: $30 - $250 AUD, Jobs: Arduino, CAD / SolidWorks, Electronics, Embedded Systems, Mechanical Engineering, PCB Layout, Product Design, Robotics)

I need a Class D audio amplifier with tone control Bass Treble designed for professional audio equipment. The amplifier should deliver a power output between 100W to 500W. Key Requirements: - Input Support:... (Budget: ₹12500 - ₹37500 INR, Jobs: Audio Engineering, Audio Processing, Circuit Design, Electrical Engineering, Electronics, Engineering, Signal Processing)

我已从设备上安全拆下 7037IC 芯片，物理状态完好。现在希望在对芯片零损伤的前提下，一次性读取出其中的手机操作系统固件。为协助你完成工作，我可以提供： • 高分辨率引脚照片 • 电路连接信息 • 芯片实物寄送 首选方案是使用 JTAG 工具；若你建议配合 ISP 编程器、NAND Flash 编程器或其他专用设备，也请说明理由与流程。 交付要求 1. 读取并生成完整可验证的操作系统固件映像（BIN 或 HEX）。 2... (Budget: $10000 - $20000 USD, Jobs: Adobe Flash, C Programming, Circuit Design, Electronics, Embedded Systems, Firmware Development, Linux, Microcontroller)

I already have PiSDR pulled from https://github.com/luigifcruz/pisdr-image and running on a Raspberry Pi 4; what I need is a clean, repeatable build that behaves exactly the same every time I power up the board and mini HDMI display... (Budget: $250 - $750 USD, Jobs: C Programming, Electronics, Embedded Systems, Java, Linux, Microcontroller, Network Administration, Python, Raspberry Pi, User Interface / IA)

I want a small, low-noise pre-amplifier built around the NE5532, powered from + - 15v. The board will slot straight into my DIY projects, so please place the op-amp in an 8-pin DIP socket for easy swapping... (Budget: $10 - $30 USD, Jobs: Audio Engineering, Electrical Engineering, Electronics, PCB Layout, Product Design, Prototyping, Signal Processing)

need a straightforward 2-bit counter designed entirely with discrete Bipolar Junction Transistor (BJT) logic. My priority is to keep the component count as low as practical while still delivering clean, glitch-free counting through the four binary states (00-01-10-11)... (Budget: $10 - $30 USD, Jobs: Analog Electronics, Circuit Design, Digital Electronics, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping, Signal Processing, Simulation)

I need an electrical part fitted in Inverness. The task involves fitting a front panel on a centrifuge. Requirements: - Experience with electrical components and machinery - Ability to test the equipment... (Budget: £20 - £250 GBP, Jobs: Electronics, Engineering)

We are Unikeyic, a global electronic components distributor, and we are looking for experienced technical writers for a long-term collaboration. If you have a background in electronics engineering and enjoy writing high-quality technical content, we'd love to hear from you... (Budget: $100 - $240 USD, Jobs: Blog Writing, Circuit Design, Content Strategy, Content Writing, Electrical Engineering, Electronics, Embedded Systems, Research Writing, SEO Writing, Technical Writing)

I have a couple of small IoT units here in Hamilton, ON (L9C 6A4), I need someone who can come to the house with Microchip’s IPE and the right programmers, connect to each board, and load the latest firmware... (Budget: $10 - $40 USD, Jobs: Electronics, Embedded C++, Embedded Software, Embedded Systems, Firmware, Firmware Development, Microcontroller, Programming, Technical Support, Troubleshooting)