Electronics

I need to program a PLC to replace failed control boards on hydraulic column lifts for vehicles. Requirements: - Help in selecting the right PLC - Program PLC to make lifts functional Ideal skills and... (Budget: $1500 - $3000 USD, Jobs: Automation, Electrical Engineering, Electronics, Microcontroller, PLC, PLC & SCADA, Programming, Technical Support)

I need a fully-working prototype that can pick up wMBus S, T and C-mode frames from household utility meters, decode the consumption values only, and push them straight into my Tuya account so they show up in the standard Tuya Smart / Smart-Life app on both Android and iOS... (Budget: $250 - $750 USD, Jobs: Android, Arduino, Electronics, Embedded Systems, Mobile App Development, Signal Processing, Software Development, Technical Documentation)

My Dynaco ST-70 tube amplifier is not producing sound. The power tubes light up, but the preamp tubes do not. I'm seeking an expert to diagnose the issue. Requirements: - Experience with tube amplifiers,... (Budget: $30 - $250 CAD, Jobs: Audio Engineering, Circuit Design, Electrical Engineering, Electronics, Engineering, Mathematics, Sound Engineering, Troubleshooting)

The project involves a complete ETAP-based electrical study for several government administration buildings. The goal is to validate the existing design, highlight any weak points, and generate clear documentation that maintenance teams can rely on... (Budget: $3000 - $5000 USD, Jobs: Circuit Design, Data Analysis, Documentation, Electrical Engineering, Electronics, Engineering, Project Management, Simulation)

Our current board is a stack-up of four discrete modules—a POE extractor, 5 V and 24 V DC/DC stages, and the WT32-eth01 MCU/PHY. I now need all of that logic gathered onto a single, production-ready PCB so we can ship one compact unit instead of a chain of daughterboards... (Budget: €250 - €750 EUR, Jobs: Circuit Design, Design Optimization, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping, Rapid Prototyping)

We are reaching out regarding a batch of Bitmain Antminer hash boards—primarily from the S19 XP and S19K Pro series—that sustained damage following an unexpected utility transformer failure and associated power event at one of our facilities... (Budget: $10000 - $20000 USD, Jobs: ASIC, Circuit Design, Electrical Engineering, Electronics, Engineering, Local Job, PCB Layout, Soldering, Technical Support, Troubleshooting)

My front gate is still completely manual and I’m ready to convert it into a smooth-running, motor-driven sliding gate. I need someone who can walk me through the whole process—help me choose the right... (Budget: ₹100 - ₹101 INR, Jobs: Automation, Electrical Engineering, Electronics, Engineering, Home Automation, Installation, Motor Control, PCB Layout)

I'm looking for a skilled individual to help me create a frequency counter with the following specifications: - Utilize the Nuvoton N76E003 microcontroller to accurately measure frequencies from 1 Hz... (Budget: ₹600 - ₹1500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Engineering, Matlab and Mathematica)

I'm looking to develop a hardware device that automates vending machine operations. This device will help streamline the vending process, making it more efficient and user-friendly. Key Requirements:... (Budget: ₹1500 - ₹12500 INR, Jobs: Assembly, Automation, C Programming, Circuit Design, Electronics, Embedded Systems, Mechanical Engineering, Product Development, Prototyping, Technical Documentation)

Job Title ESP32-P4 (ESP-IDF) – Bring up 720×720 MIPI-DSI In-Cell LCD (JD9365TN) + deliver working demo Project Overview I need an experienced embedded/display engineer to bring up a 5.0–5.08" square In-Cell MIPI-DSI display with JD9365TN controller at 720×720 on an ESP32-P4, using ESP-IDF... (Budget: $30 - $250 AUD, Jobs: C Programming, Debugging, Electronics, Embedded Systems, Microcontroller, Software Development)

Project Brief: Stealth-Modified Automatic Parking Disc (Certified for Public Road Use in Germany) Project Goal: I want to technically modify a certified electronic parking disc approved for use in Germany... (Budget: €30 - €250 EUR, Jobs: Automation, Circuit Design, Control Engineering, Electrical Engineering, Electronics, Embedded Systems, Hardware Security Module, Mechanical Engineering, Microcontroller, Prototyping)

I have a production-level, ESP32-based board that measures high voltage and current through external sensors feeding an ADC. Right now each unit is hand-calibrated; the engineer sits, pushes test points, captures raw data, tweaks offsets, and repeats... (Budget: ₹1500 - ₹12500 INR, Jobs: Automation, C Programming, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Firmware, Microcontroller)

We are seeking an experienced Electronics Engineer with strong expertise in PCB antenna design to develop a modular interactive hardware system for a public exhibition environment. The system includes:... (Budget: $30 - $250 USD, Jobs: Antenna Design, DFM (Design for Manufacturing), Electronics, Embedded Systems, PCB Design and Layout, PCB Layout)

1. System Overview * Total batteries to be charged simultaneously: 100 Li-Ion batteries * System divided into 5 racks, each rack charging 20 batteries * Each rack will have one dedicated charging circuit (PCB) 2... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Board Layout, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Design and Layout, PCB Layout, Prototyping, Schematics, Testing / QA)

I’m building a self-contained digital photo frame that wakes up only when someone is nearby, plays locally stored photos and short videos, then goes back to sleep to conserve every milliamp. I already have the core idea; I need you to turn it into a working hardware-plus-firmware solution... (Budget: €250 - €750 EUR, Jobs: C Programming, Digital Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, Product Development, Prototyping)

I need a skilled LabVIEW developer to modify the reporting output presented in PDF. Requirements: - Modify existing LabVIEW program to update the formatting styles of the PDF report. - Update the titles of some fields in the report... (Budget: $750 - $1500 NZD, Jobs: Arduino, Electronics, LabVIEW, PDF, PLC & SCADA, Programming, Software Development, Software Engineering)

I'm seeking a skilled developer to create fully emulated firmware for a DMA card. The firmware must be compatible with Windows and able to emulate certain functionalities, specifically: 100% CFG Your... (Budget: $30 - $250 USD, Jobs: Arduino, C Programming, C++ Programming, Electronics, Microcontroller)

I regularly buy electronics that can’t be shipped directly to Pakistan, so I need a reliable partner living anywhere in Florida who will act as my U.S. forwarding address. Your role is straightforward:... (Budget: $30 - $250 USD, Jobs: Electrical Engineering, Electronics, Freight, Logistics, Manufacturing Design, PCB Layout, Shipping, Supply Chain)

A compact control board will sequence four 5 – 12 V DC motors from an on-board ESP32. All commands and feedback will move through the ESP32’s UART pins, so routing must keep those traces clean and short... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Motor Control, PCB Layout, Prototyping)

I'm looking for an expert in power electronics to design a conversion system for my industrial equipment. The project consists of two parts: 1. Designing a boost converter that will convert 50 -90 Volt DC to 230 Volts DC 2... (Budget: ₹12500 - ₹37500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Engineering, Matlab and Mathematica, Power Converters)