Signal Processing Power Inverter Design
I’m developing a signal-processing module and need a purpose-built power inverter circuit to drive it reliably from a 12 V DC source. The job centres on circuit...
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Custom 16-Channel EEG Board Design -- 2
Bid With Your related past work please (Any Seller) I am working on a prototype and I want to build a custom 16-channel EEG board by combining the OpenBCI Cyton...
Read moreMotorboat Pre-Purchase Survey
I need a comprehensive pre-purchase survey for a motorboat between 20 to 40 feet. Key requirements: - Inspect the hull, engine, and all mechanical systems - Che...
Read moreCustom 16-Channel EEG Board Design
I am working on a prototype and I want to build a custom 16-channel EEG board by combining the OpenBCI Cyton and Daisy designs into one single PCB. Cyton board:...
Read moreSchneider PLC Automation Specialist Needed
I'm seeking a skilled PLC programmer and data analyst to automate energy management processes using Schneider systems. Key tasks include: - Monitoring energy us...
Read moreFuji PLC Modbus Setup
I have a Fuji MICREX-SX system built around the NA0P32-C PLC and fitted with an NA0LA-RS5 two-channel RS-485 card. My immediate need is to get the communication...
Read moreSenior Transmission Planning Engineer Required
Senior Transmission Planning Engineer Remote About the Role We are seeking a motivated, entrepreneurial engineering professional to perform transmission plannin...
Read moreConsumer Electronics PCB Design
The board I need you to design will drive a brand-new consumer electronics product, so compact size, clean signal routing, and manufacturability are all critica...
Read moreHandheld Force-Sensing Probe Development
# Prototype Brief — Handheld Force-Sensing Probe ## Summary I need a working prototype of a small handheld instrument that measures the contact force applied th...
Read morePrototype Radiation Alert Watch -- 2
I need a wrist-worn prototype that continuously samples ambient radiation and instantly warns the wearer whenever levels reach a hazardous threshold. The core g...
Read more7037ic固件提取分析
我手头有一颗7037ic芯片，需要完整提取其中的固件，并在拿到固件后针对设备当前出现的问题做一次故障排除层面的分析。 工作内容分为两步： 1. 固件提取 • 使用合适的 ISP/J...
Read moreResidential 4 kW Solar Kit Installation
I already have a complete 4 kW solar kit on site and now need a qualified installer to get it up and running on my home. The house has a flat roof, clear of any...
Read moreDevelopment of a Working Ultrasonic Time-of-Flight (TOF) Prototype
This is a hardware development project. I require a fully functional working prototype, not a simulation, research paper, or theoretical design. The final deliv...
Read moreEsterification of citric acid
I need someone who lives in India and has a laboratory or access to any lab. who can provide me approximately 1 kg trimethyl citrate by esterification of Citric...
Read moreLevel 2 EV Charger Installation
I need a Level 2 (240V) EV charger installed at my landed house in Kajang, Selangor. Requirements: - Professional installation - Ensure compliance with local el...
Read moreArduino 16-Relay Control Code
I have a 16-channel relay board that must be driven by an Arduino. Each of the sixteen micro-switch inputs will correspond to one—and only one—relay output. Whe...
Read moreFuel Dispenser PCB & Safety Design
I need a PCB hardware designer who already understands fuel-grade gas dispenser electronics and has hands-on experience designing intrinsically safe circuits. T...
Read moreSTM32 Motor + Heater + Audio Main Controller PCB — KiCad Schematic, PCB, Gerbers & BOM -- 2
I need an experienced embedded hardware / PCB engineer to design a production-ready STM32-based main controller PCB for a therapeutic massage/spine bed system....
Read moreElectrical Engineering for Machinery Installation
I need an electrical engineer to create electrical plans for city approval. I have a floor plan with equipment layout. Requirements: - Modify existing floor pla...
Read moreBeijer HMI Backup Restoration & Report Template Modification
We have an existing Beijer HMI project backup. The HMI application is working, but the report template format needs to be modified. Current Situation • We have...
Read moreSolve Power Electronics Simulink Issue
We need to solve using Simulink,Simscape,Simscape Fluids (Isothermal Liquid Library)
Read moreWe need you to submit a signed and sealed PE load letter and panel schedule reflecting the final appliance and equipment selections. On an apartment on 39th st and park Ave.
More details: What type of building is this project for? Residential Do you have a preferred format for the load letter and panel schedule? PDF What specific ap...
Read moreSkilled Electrical Technician Needed
Electrical teknisi Pemasangan intalasi listrik dan repair
Read moreRemote Gas Turbine Control Troubleshooting
I need an experienced gas-turbine specialist who can log in remotely and walk me through diagnosing and correcting persistent startup problems and noticeable pe...
Read moreCustom Water Leak Detector PCB
I’m developing a compact, sensor-based water leak detector and have already finished the schematic. Now I need a specialist to turn that schematic into a produc...
Read moreRetail Daylight LED Upgrade
I’m ready to refresh my retail space in the 48038 area by swapping out a small run of ceiling fixtures—fewer than ten—for daylight-tone LED flat panels. The exi...
Read moreFinish Electrical & Safety Modules
I have an online electrical and safety course that shows more 100 separate modules still outstanding. Everything is already built—short videos followed by a qui...
Read moreSingle-Layer PCB Repair Assistance
I need help bringing a single-layer PCB back to life. At the moment it shows three clear problems: several components have failed, some traces are visibly damag...
Read moreLED PCB Layout Design
I need a PCB layout design for a small general lighting application using standard LEDs. The PCB size should be less than 10x10 cm. Ideal skills and experience...
Read moreDesign an oscillator circuit using a 555 IC to produce a square waveform.
The square wave should have an equal mark-to-space ratio, a frequency equal to that of the resonant frequency of the metal bar estimated in Part 1, and an outpu...
Read more48V E-Rickshaw Diagnostic PCB Design
I have a working concept for an E-Rickshaw diagnostic tool based on an ESP32 DevKit V1, and I now need a production-ready 2-layer PCB. All circuitry must operat...
Read moreElectrical Plans for Ice Cream Mini-Golf
I need electrical drawings for a commercial remodel in Dayton, OH for submission to obtain permits. The project involves installing an indoor mini-golf with an...
Read moreExpert Solar & Battery Storage Advisor
Assist customers with selecting solar and battery storage systems that meet their energy needs. Provide product recommendations and explain system features, ben...
Read moreKiCad Dual-Rail 70V PSU -- 2
Please note: Max payment for this is $180. Please do not bid and then negotiate higher price if this is not acceptable. I need a KiCad project that lays out a c...
Read moreWi-Fi Modular Round TFT Grid
I already have a batch of 2.1-inch round 360 × 360 GC9B72 TFT panels from goldenmorninglcd.com and now need the electronics and software ecosystem that turns th...
Read moreTwo-Layer FR4 PCB Revision
I have an existing two-layer FR4 board that now needs a clean Rev 2 spin for a consumer-electronics application. The current schematic and PCB files (KiCad) are...
Read moreSenior EV Circuit Design Mentor
I’m leading a young EV startup made up mostly of engineering students, and we’ve reached the point where our concept demands heavyweight industrial experience....
Read moreDoide/LED Tester
I already have a KiCad v10.4 design exported to Gerber and will share the schematic, PNG layout images and an initial BOM. What I need now is a careful re-work...
Read moreAllen-Bradley PLC Programmer Needed
I'm seeking an experienced Allen-Bradley PLC programmer for a manufacturing process application. The PLC will primarily be used to monitor sensors and alarms. K...
Read moreAlberta Commercial HVAC Engineer
I need a Professional Engineer who is currently licensed in Alberta to review and stamp HVAC documents for a commercial project. The scope centres on a mid-size...
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