Compact Custom Electronic Metronome
I'm looking for a small, electronic metronome with the following specifications: - **Form Factor**: Circular (like a 5cm button) or flat (like a credit card). -...
Read more
ID / Date
Listing
Link
Raspberry Pi USB-C Splitter HAT
I want a Raspberry Pi HAT that accepts a single USB-C PD input and breaks it out into three or four downstream USB-C ports that carry both power and data. Each...
Read moreAltium PCB Template & Updates
I already have the mechanical outline captured in a DXF file; what I need now is a matching PCB-layout template inside Altium so I can reuse it across future de...
Read moreMedium PCB Design Integration
I'm looking for an experienced PCB designer to integrate several components for a control system product. The PCB will be powered by DC and should be of medium...
Read moreEsp32-s3 circuit design
I need help with a circuit design for a small engine tachometer. Issues with noise and pulse ringing at the moment. If you have experience please let me know
Read moreMedium Double-Sided PCB Design
I need a double-sided, plated-through-hole PCB for a scientific-industry device. The finished board must fit within 100 mm × 100 mm and be delivered as a comple...
Read moreESP32 Low-Power Audio Device — PCB Desig
Building a Catholic Prayer Chime Device — Electronics Design Phase We are developing The Angelus Chime, a battery-powered devotional device that plays authentic...
Read morePrototype Assembly & Housing: Dual Arduino RF Proximity System Project Overview
I am seeking a US-based hardware developer or electronics technician to assemble two physical prototypes of an RF-based proximity system. I have already develop...
Read moreESP32 Low-Power Audio Device — PCB Design + Firmware (KiCad, Digital Files)
Building a Catholic Prayer Chime Device — Electronics Design Phase We're developing The Angelus Chime, a battery-powered devotional device that plays authentic...
Read moreIonic Fingerprint Schematic using ESP32
Need getting Ionic Fingerprint from Saliva Need the schematic design circuit for this, with its components
Read moreWire Harness Testing Schematic and PCB Design
1) Project goal Design a single PCB device for testing cable harnesses up to 25 wires, where both ends of the same harness are connected to the board: Side A: 2...
Read moreResidential Electrical Coursework
I need someone to complete my electrical installation coursework. I need it done ASAP. This is a multi choice coursework/online exams that have 0 time Frame, ca...
Read moreUniversal 12V SMPS Charger PCBA Design
Project Overview I am seeking an experienced Power Electronics and PCB Layout Engineer to design a universal 12V Switch-Mode Power Supply (SMPS) charger PCBA. T...
Read moreSchematic + PCB ESP32version Industrial
I need a complete hardware design based on an ESP32 with CAN-bus communication and ADXL355 plus a gyroscope sensor. I want to receive both the electrical schema...
Read moreTRIAC Traffic Light Controller - ESP32 PCB - easyEda
I need an experienced electronics / PCB engineer to design a reliable 24/7 traffic light controller PCB. This is a safety-critical industrial system, not a hobb...
Read moreIntegrate Solar Charging Solution
My 4.5 V circuit needs a small solar panel and the proper charge-management hardware so daylight tops the battery up automatically. I’m not sure what panel volt...
Read moreStreet Lighting Voltage-Drop Design
I have five separate street-lighting circuits, each running roughly 1 km and powered by LED fixtures. For every run I must keep the voltage drop under 3 % . You...
Read moreESP32 – Pruebas y validación de firmware en protoboard (proyecto real en fase final)
DESCRIPCIÓN: Busco estudiante o técnico de electrónica para realizar pruebas y validación de firmware en un proyecto real basado en ESP32. El firmware ya está d...
Read moreMedium Complexity PCB Design
I need a medium complexity (3-4 layers) PCB designed for signal processing. The design should be capable of accommodating surface-mount components. Requirements...
Read moreZynq UltraScale+ FPGA Engineer for ZCU104 Board Bring-Up and Camera Interface Development
We are seeking an experienced Zynq UltraScale+ FPGA engineer to assist with the bring-up of our ZCU104 board, focusing on camera interface and testbench develop...
Read more6-Page High-Res PDF
I have a finished KiCad PCB layout and now need a clean, print-ready PDF compiled from it. The final document must contain six A4 landscape pages arranged in th...
Read moreExperienced Technical Writer for STEM Bluetooth Speaker Kit Documentation (Electronics Focus) -- 3
We are seeking an experienced technical writer with a solid background in electronics to update and improve the instructional documentation for our DIY Bluetoot...
Read moreESP32-based IoT PCB Layout Design & Review
Hello, I am looking for an experienced PCB designer to complete schematic review and PCB layout for an ESP32-based industrial IoT board using EasyEDA (Collabora...
Read moreExplain ESP-PIC UART I2C and complete Circuit -- 2
I already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear,...
Read moreRevise Wiring Schematic
I need an existing wiring schematic revised to add one component. Requirements: - Current schematic is scanned from PDF - Need to add a green pilot light Ideal...
Read moreHandheld Device Hardware Prototype
I am developing a compact handheld consumer device prototype that requires integration of a rechargeable battery and small electronic module inside a custom 3D...
Read moreReengenharia de Placa Eletrônica
Projeto: Engenharia Reversa de Placa Eletrônica Legada Descrição do Projeto Busco profissional com experiência comprovada em eletrônica para realizar engenharia...
Read moreUSB-Gamecontroller Umbau: Originaler Straßenbahn-Fahrhebel
Ich besitze einen originalen Fahr-/Bremshebel aus einer Bremer Niederflurstraßenbahn Typ GT8N. Dieser Hebel soll nicht als Sammlerstück, sondern als voll funkti...
Read moreAutoCAD Designer for Electrical Panels
I'm seeking an experienced AutoCAD designer specialized in 2D design for electrical control panels. Requirements: - Design control panels, including circuit bre...
Read moreExplain ESP-PIC UART I2C and complete Circuit
I already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear,...
Read moreCircuito Potenza 230V Multiuscita
Ho già costruito alcuni prototipi di un circuito in grado di commutare un’unica linea da 230 V, 16–30 A, verso 4, 8 o 12 uscite; --senza perdita di potenza--, n...
Read moreComplete Cabled Weather Station Setup
Hello , I have a cabled weather station ready to go, but I need an experienced hand with the physical installation side only. The job covers everything from mou...
Read moreArduino Code for RGB LED Trigger
I'm looking for an Arduino code that will trigger RGB LEDs to change color based on a pulse rotary dial input. Requirements: - Use of a pulse rotary dial - RGB...
Read moreMedical Vital-Signs PCB Design
I’m developing a compact medical-grade board that will sit at the heart of a new vital-signs monitor. The PCB must reliably acquire and process heart rate, bloo...
Read moreAltium PCB Simulation Specialist
I’ve drafted a single-layer board in Altium Designer and now need a seasoned set of eyes to run thorough simulations before I commit to building the first proto...
Read moreAnalog Signal Processing PCB Design
I need a compact PCB developed for a one-off project that focuses purely on analog signal processing. The core task is to turn my hand-drawn schematic into a pr...
Read moreSCX Digital Car PCB
The task is to design a compact PCB that drops straight into an SCX 1/32 car so it can run on a digital track. I want the board to read the track’s reed-sensor...
Read morePCB Gerber File Creation from Schematic
I need a PCB design from a Schematic I'll provide. a small board, around 170 pins for a guitar pedal. I have a model PCB from another vendor, and the EasyEDA sc...
Read moreConsumer Electronics Wireless Circuit Design
I need a compact, production-ready circuit that brings reliable wireless communication to a new consumer-electronics device. The work begins with schematic capt...
Read moreRaspberry Pi Solenoid Trigger Script
I need a concise Python 3 script that will run on a Raspberry Pi 5 and do the following: • Watch a single GPIO input line for the HIGH digital signal coming fro...
Read more