Circuit Design projects — HireLancer archive

ID / Date Listing

RF Notch Filter Design Specialist

I'm seeking an experienced engineer to design a notch filter targeting RF signals in the 3300 MHz to 3700 MHz range for commercial applications. Key Requirement...

HL-39668265

Diseño de PCB - 03/08/2025 15:26 EDT

Requiero el diseño de una PCB para prototipo de adquisición de señales biomédicas de flujo sanguíneo y temperatura

HL-39668195

Diseño de PCB

Requiero el diseño de una PCB para prototipo de adquisición de señales biomédicas de flujo sanguíneo y temperatura

HL-39668251

Fanuc Robot Power Supply Repair

I need an experienced technician to repair a Fanuc robot with a power supply failure. The robot shows no power at all. Ideal skills and experience: - Expertise...

HL-39667385

Need Gerber File

I need a gerber file to be generated. It has following components: ESP32 ACTIVE BUZZER EM18 RFID READER RTC DS 3231 LED + RESISTOR It will be a double sided PCB...

HL-39667252

Automotive Control PCB Design Needed

I am seeking an experienced PCB designer to create a new design for an automotive control application. The PCB must incorporate the following components: Atmega...

HL-39667315

SLD Needed for 100kW Industrial Solar

I am seeking a professional to create a detailed single line diagram (SLD) for a 100kW industrial solar installation project. The SLD should comprehensively out...

HL-39667318

Digital Signal Generator for inverter air condition

I need a digital signal generator for an inverter air conditioner. The generator should support UART communication protocol. Key Requirements: - Function: Gener...

HL-39667129

Design of Large Capacitive Touch Switch PCB

I need a PCB design for a large capacitive touch switch panel (over 4x4 inches) with more than 10 touch points. Requirements: - Capacitive touch technology - La...

HL-39666220

Design Buck Converter for Electronics

We are looking for an experienced power electronics or embedded hardware designer to help us design a compact, industrial-grade, dual-output buck converter with...

HL-39666050

Electrical Engineer needed - 02/08/2025 19:24 EDT

Only apply after having read the full job description. We understand that many candidates apply without reading the description of the project. For this, You wi...

HL-39665961

Indoor 30-45-60 second Alert Module with Audio and Flashing Light (No Enclosure)

Overview: We are seeking a freelancer to design an audio & LED alert module. The system activates when triggered by a constant 10–28VDC. Its purpose is to gentl...

HL-39663726

Intel FPGA Verilog Setup Assistance

I need help setting up and running some Verilog code on an Intel FPGA. My primary requirement is assistance with setting up the development environment using In...

HL-39663757

PCB Design for Car Tachometer

I'm looking for an experienced electronics engineer to help design and build a PCB for a car tachometer. The PCB should control a stepper motor and measure engi...

HL-39663692

Diseño de PCB para Producto Electrónico Personalizado

Estoy desarrollando un producto electrónico portátil y necesito un diseñador de PCB con experiencia. El diseño debe hacerse desde cero y adaptarse a una forma p...

HL-39663428

Digital Control Systems Assistance

I'm seeking assistance with a digital control systems project, specifically in creating block diagrams and signal flow diagrams. The details of what I need, inc...

HL-39663415

Calibration & Learning Cycle for BMS BQ40Z50_R2

I have a BQ40Z50_R2 Fuel Gauge IC EVM for my designed BMS and I need someone who has experience in developing with BMS and fuel gauge ICs and has been working w...

HL-39663073

PCB Design and ESP32 Project

I'm developing a solar panel monitoring prototype and need a simple PCB designed. The device will use an ESP32 (or ESP8266) and include: - Current sensor (INA21...

HL-39662743

Multi-layer KiCAD PCB Design

I need a multi-layer PCB designed using KiCAD for an industrial application. The PCB will include a microcontroller, power supply unit, and sensors. Ideal Skill...

HL-39661858

Arduino Beer Can Counter

I'm looking for an Arduino-based project to count beer cans that I place in a garbage can for returns. The system should be simple, efficient, and user-friendly...

HL-39661912

Smart signal Gadget Development

I'm seeking a skilled developer to create a smart wearable gadget integrated into a shoe. This device will provide silent vibration feedback based on button inp...

HL-39659341

Urgent Need an experienced Electronics Hardware Design Engineer for commercial SMPS Design

seeking an experienced Electronics Hardware Design Engineer with deep expertise in the design and development of power electronics for SMPS Design for commercia...

HL-39660144

PCB Layout Update and Improvement

I am seeking an experienced PCB designer to update and improve an existing, simple PCB layout. The board is currently functional, but I aim to enhance its usabi...

HL-39660014

Design Mixed-Signal PCB with KiCad

I'm seeking an experienced PCB designer to develop a mixed-signal circuit board for industrial equipment using KiCad. The board will integrate an STM32 microcon...

HL-39657709

Multi-layer PCB Design for Industry

We have two boards which have been designed in Altium. We would like to do the following with these: - Import boards ReporterAI PIR and ReporterAi HUB from Alti...

HL-39656036

Power Control Rack Development

I'm seeking an experienced engineer to design and develop a Power Control Rack with an integrated Control Module and Distribution Chassis for ground control of...

HL-39655710

Disegno CAD per Dispositivo Elettronico

Ho bisogno di un esperto in disegno CAD per creare uno schizzo dettagliato di un dispositivo elettronico, necessario per il deposito di un brevetto. Il progetto...

HL-39655544

Esquema de Proyecto Electrónico para Universidad

Necesito un esquema detallado para un proyecto electrónico educativo de nivel universitario. El esquema debe ser elaborado en Proteus o software similar e inclu...

HL-39655445

Consumer Electronics PCB Development

I'm looking for an experienced PCB developer to create a new feature for a consumer electronics product. Key Requirements: - Design and develop PCB layouts - Ex...

HL-39655273

PCB Design for Modular 16x MFRC522 RFID Sensor Array (with Buffering, Power Management, and Signal Integrity)

We are seeking an experienced PCB designer to develop a robust, production-ready modular PCB for a 16x MFRC522 (mini version) sensor array, optimized for SPI op...

HL-39654250

Industrial Radio PCB Design

I need a single-layer PCB layout for an industrial radio application. The PCB will need to incorporate a microcontroller, power management systems, and various...

HL-39653919

Advanced ESP32 Industrial Gate Controller Design

SP32 Industrial Gate Controller PCB Design - Carrier Board Description: Design 4-layer PCB carrier board for ESP32-WROOM-32 gate controller application. Require...

HL-39650597

Przygotować projekt kompletny projekt płytki PCB( Layout diagram / PCB layout, gerber, CAD, Electrical schematic) - 28/07/2025 19:28 EDT

Jest zbudowany drobny protoyp na płytce stykowej. Płytka PCB jako część urządzenia do symulacji strzału poprzez wibracje silników haptycznych. Na wejściu mamy p...

HL-39652301