Fully Automated 2kg Tabletop Roaster Design
I’m developing a compact, 2 kg-capacity, tabletop coffee roaster and need the entire roasting cycle to run without manual intervention. From warm-up to cooling,...
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3 ejercios cadesimu,fluidsim y tia portal
EJERCICIO 1, Automatismos Eléctricos: Se dispone de una máquina formada por 2 motores trifásicos, dos pulsadores, S0 (pulsador de paro normalmente cerrado NC) y...
Read moreCustom PCB Layout & Gerbers
I need a production-ready PCB layout, complete with Gerber files, for a data-acquisition board that will live inside industrial equipment. The schematic is fini...
Read moreEMI-Free ESP32 Sensor Interface Board
My press machine sits in a very noisy electrical environment—motors, relays, and plenty of EMI that keeps corrupting the signal coming from a PNP sensor. The se...
Read morePLC Programming for HVAC Control
I need a skilled programmer to wire a PLC program with automation direct hardware and software for an HVAC system, focusing on temperature regulation using ther...
Read moreInnovative Bone-Conduction Device Development
Main requirements: * Device should sit behind the ear on the mastoid bone area * Hidden inside hair so almost invisible during normal use * Very lightweight and...
Read moreHam Radio PCB Design
I need a PCB designed for a ham radio device. The PCB should support the functionality of transmitting signals. Requirements: - Design a PCB specifically for ha...
Read moreEducational Robotics Enclosure Design -- 2
Product 1: Programmable Board Enclosure (DIY Robotics MCU) • Purpose and audience: Enclosure for a student-friendly robotics microcontroller (Classes 6–12); mod...
Read moreDual-Coil MTL Vaporizer Design
I’m developing a mouth-to-lung vaporizer that runs two separate coils and tanks so users can switch flavours on the fly. The overall look must stay sleek and mo...
Read moreKiCad 4-Layer Route Fix -- 2
My 4-layer PCB for a 4 G modem is already laid out in KiCad, but several nets are still marked “unconnected.” I need those cleaned up so the board is ready for...
Read moreKiCad 4-Layer Route Fix
My 4-layer PCB for a 4 G modem is already laid out in KiCad, but several nets are still marked “unconnected.” I need those cleaned up so the board is ready for...
Read moreNationwide Electronics Pickup & Delivery
I need a dependable driver or courier who can collect boxed electronics from a retail store and get them safely to my specified U.S. destination. The units are...
Read moreResearch Drone With Autonomous Telemetry
I’m looking for a skilled builder who can help me complete a Holybro x650 drone kit. This is for a research project with The Bulletin of the Atomic Scientists t...
Read moreXTEN-AV Engineering Schematics Design
I need detailed engineering schematics for an audio-visual system and would prefer they be created directly in the XTEN-AV platform. The project is strictly tec...
Read moreToy-Sized Mini Leaf Blower Design -- 2
I’m putting together a palm-sized “mini leaf blower” that’s as much a gag gift as it is a functional novelty. At the heart of the unit I want to work with eithe...
Read moreMOONS Ladder Logic Speed Control
We are seeking an experienced PLC and motion control engineer to develop the complete automation and control software for our proprietary machine. The machine c...
Read moreНалаштування прошивки партії мікроконтролерів ATTiny13
Маю партію мікроконтролерів ATTiny13 у корпусі SOIC-8. Потрібно швидко та безпомилково прошити кожен чип уже підготовленим hex-файлом. Працюватиму через AVRDUDE...
Read moreESP32 4-Relay PCB Design -- 2
I need a production-ready PCB for a new “Urban Proto” 4-channel relay module. The board must be square, as space inside the enclosure is tight, and it needs to...
Read moreCompact MP3 Playback PCB
I need a complete schematic and board layout for a sub-100 × 100 mm PCB that can store and play MP3 files. The board must work flawlessly from either a 5 V USB...
Read moreRemove Stuck Motherboard Screws
I need help removing screws stuck in a motherboard. You will need to: - Assess and remove screws, possibly using specialized tools - Ensure no damage to motherb...
Read moreCompact 12V Boost Converter PCB
Project Overview We are looking for an experienced PCB designer to develop a compact production ready DC-DC boost converter PCB for our RC product lineup. The P...
Read moreDry Bath Firmware Upgrade in delhi on site
I’m looking to refactor and extend the existing firmware that drives my Model B Dry Bath Incubator. The current code is functional but suffers from imprecise te...
Read moreCustom Industrial RP2040 PCB
I’m building a real-time monitoring device around the Raspberry Pi Pico (RP2040) and need a robust, industrial-grade PCB that keeps everything tight and reliabl...
Read morePCB Industry Expert Consultation
I'm seeking a seasoned PCB industry expert from Apex Circuit Thailand. We're a service provider looking to understand future outlooks, profitability, and more....
Read moreQi Smartphone Charger Schematic Design
I need a complete schematic for a single-device wireless charger that can safely power any Qi-compatible smartphone. Your work should cover the full signal path...
Read moreFADEC ECU Multilayer PCB Design
1. Main Controller • The board’s main controller will be a microcontroller from the Teensy 4.0 class. It must have sufficient processing speed and GPIO capacity...
Read moreSTM32 PWM & Load Emulator
Project Overview STM32-based automotive signal and load emulation module. Main goals: - Generate 4 independent 5V PWM outputs at fixed frequency (200 Hz) - Conf...
Read moreArduino Car Interface PCB Design
I need a PCB design for an Arduino car interface. The interface will connect to various sensors, primarily temperature sensors, and will manage indicator lights...
Read morePCB Control Servos Animatrónicos
Necesito los archivos Gerber y la lista de materiales (BOM) para un prototipo de tarjeta que controle entre 1 y 5 servomotores y actuadores lineales destinados...
Read moreFunctional Rainwater Harvesting Model
I need a working miniature that shows exactly how rainwater can be captured, filtered, stored and then pumped for reuse. The project is for a school presentatio...
Read moreConsumer Electronics Invention Development - 18/05/2026 06:32 EDT
I need help to turn my electrical invention idea into a tangible product. Key Tasks: - Develop a comprehensive invention specification - Create detailed design...
Read moreHardware and Firmware Engineers for Smart Water System Prototype
We are seeking experienced hardware and firmware engineers to collaborate on developing a prototype for a smart water management device. The hardware engineer w...
Read morePowerCAD-5 Electrical Installation Design for Residential House (AS3000)
I need an experienced PowerCAD-5 user to complete a full electrical installation design in PowerCAD-5 for a small residential property (2-bedroom house/apartmen...
Read moreFix ATMS PCB Power Planes
My almost-finished ATMS board in Altium Designer still has its 5 V rail and ground net incompletely routed. I need a fellow Altium specialist to open the existi...
Read moreGeM Portal L1 & Listings
I run multiple catalogues on the Government e-Marketplace and need an experienced hand who can step in immediately. Your core work will revolve around three dai...
Read moreGeM Portal L1 & Listings
I run multiple catalogues on the Government e-Marketplace and need an experienced hand who can step in immediately. Your core work will revolve around three dai...
Read moreToy-Sized Mini Leaf Blower Design
I’m putting together a palm-sized “mini leaf blower” that’s as much a gag gift as it is a functional novelty. At the heart of the unit I want to work with eithe...
Read moreIoT & SDN Integrated Voting System Development
In my final year of B.Tech in Electronics and Communication Engineering at Vignan’s University, Vadlamudi, I worked on a project called “Securing Booth‑based Vo...
Read moreSmart Energy Management System for Solar-Based EV Charging Station Dispatch
The convergence of distributed rooftop photovoltaic generation and grid-connected electric vehicle fleets creates a multidimensional energy-exchange challenge t...
Read moreEasyEDA PCB Layout Help Needed – Small Portable Multi-Radio Board
**Description:** I’m looking for someone to help me finish a PCB layout in EasyEDA. The schematic is mostly done, the main component placement is already there,...
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