Circuit Design projects — HireLancer archive

ID / Date Listing

CMOS Amplifier Design Expert Needed

I'm in need of an experienced electrical engineer to help me design a folded cascode differential input and second stage amplifier in 0.18μm CMOS. Key specifica...

HL-39112933

Desarrollo de Hardware para Activación Remota mediante Sensor Magnético y App

Busco un especialista en hardware embebido, electrónica o mecatrónica para desarrollar un sistema que active un pulsador cuando se detecte la apertura de un sen...

HL-39112354

PCB & Breadboard Layout for Photomicrosensor Test

I'm in need of a basic PCB design and breadboard layout for a circuit that tests the status of 5 Photomicrosensors. The status should be indicated by 5 LEDs. Th...

HL-39110385

SMD IC Eagle PCB Footprint Design

I require a PCB footprint design on Eagle for an Surface Mount Device (SMD). The specific pin count for this project is within the range of 8-16 pins. I have th...

HL-39110431

Designing a Dual-Outlet Water Pump System with Pressure and Float Switch Controls - Electrical Diagram

I am currently working on a project that involves configuring a water pump system with a dual-outlet design. In this setup: Outlet One: Directs water to a press...

HL-39109291

Home Water Leak Sensor PCB Design

I'm looking for a PCB designer who can create a simple, compact water leak sensor PCB. The design should incorporate a low power microcontroller, a coin cell ba...

HL-39109004

Microwave Engineering device

I'm seeking an expert in **microwave engineering**, with a strong focus on **dielectric materials** and **microwave circuit design**. The project involves desig...

HL-39108497

Custom PCB Design 33x30mm

I'm seeking a PCB designer for a 33x30mm PCB intended for prototype development. The specifics of the components and functionalities will be determined later, s...

HL-39108068

KiCAD Schematic Redesign for Stepper Motor Driver

I'm looking for an expert in KiCAD to help me re-draw and route existing schematics for a stepper motor driver. Key tasks: - Re-draw and route the stepper motor...

HL-39107147

Electronic Linear Measurement Device Creation

I'm looking for an expert in electronics and device fabrication to help me design and create an electronic measuring device. Key Requirements: - The device shou...

HL-39106484

Three-Phase Motor Circuit Expert Needed - 15/02/2025 16:54 EST

I'm looking for a professional who can assist with my three-phase motor circuit. The project involves: - Calculations and specifications: Accurate calculations...

HL-39106408

Three-Phase Motor Circuit Expert Needed

I'm looking for a professional who can assist with my three-phase motor circuit. The project involves: - Calculations and specifications: Accurate calculations...

HL-39106305

PCB Layout Expert Needed

I am in need of an experienced electronics designer to help me with a variety of projects. Tasks are mainly related to system design, component selection, schem...

HL-39106015

ESP32 Embedded Design Completion for Production

I have multiple engineering projects that involve embedded ESP32 products. The schematic and PCB designs are mostly complete, but need a seasoned expert to make...

HL-39105373

Raspberry Pi Compute Module 5 Carrier Board PCB Design

I'm in need of a highly experienced PCB designer capable of creating a carrier board for the Raspberry Pi Compute Module 5 and the Quectel RM 500U series. Key P...

HL-39105518

AC Power Converter for Turntable

I'm in need of a professional who can design and build a power converter that transforms 115V AC 60hz to 110V 50hz. This converter will primarily be used to pow...

HL-39105009

Circuit Design for Solar Panel Charging -- 2

I have a 6v5w solar panel with an output voltage of 10.5v. I need a circuit designed to charge a 4.2v lithium cell from this panel and also provide an output of...

HL-39104058

Process Control Systems Electrical Designer

I am seeking an experienced electrical designer and drafter specifically for process control systems. The project involves creating detailed electrical schemati...

HL-39103342

PCB Design for Remote AC Switching

I need a PCB design for a simple AC power circuit intended for switching of multiple AC devices. Ideal Skills: - PCB design - Circuit design - AC power circuit...

HL-39101617

PCB Design for Wi-Fi/NB-IoT Water Meter Logger

I am looking for a skilled PCB designer with experience in IoT projects to design a PCB for a data logger specifically aimed at water meters. Connectivity Requi...

HL-39101503

Design a Custom PCB for SIM800C Module Integration

I am looking for a PCB designer to help create a custom PCB for integrating the SIM800C module. The PCB will be attached to my main PCB and should include only...

HL-39101265

Electrical Engineer for Mobile BEV System design and compliance

? Location: Work across Asia, Europe & Australia (On-site & Travel Required) ? Duration: ~12 months (Start ASAP) ⚡ Industry: Mobile Mining Equipment | Battery...

HL-39100442

KiCad Tutoring for Intermediate User

As an intermediate KiCad user, I'm seeking a tutor who can help me enhance my skills in schematic design, PCB layout, and library management. I want to deepen m...

HL-39099750

Design of a Wearable Electronic Device

I'm in need of an experienced professional to design a consumer-grade, wearable electronic device with specific functionalities and features. Key Requirements:...

HL-39097993

AC to DC Converter Expert

Looking for a power system guy to quickly resolve an issue am having with my AC to DC converter design that was previously designed wrongly. Will need to jump i...

HL-39096296

STM32 Test Board Communication Troubleshooting

I'm having issues with a test board I designed for prototyping with an STM32F373 microcontroller, specifically concerning connecting to the microcontroller and...

HL-39095052

ALTIUM Schematic Design with Sensor Integration

I'm seeking a proficient engineer to create a Schematic in ALTIUM incorporating a list of sensors and components for an upcoming project. Key Requirements: - In...

HL-39094797

Compact Isolated PCB for Voltage Scaling

I need a professional PCB design that scales a 0-10VDC current signal to a 0-24VDC output, with a maximum of 5A. The main power supply for this project will be...

HL-39093475

Electric Engineer for Residential Garage Project

I require an experienced electrical engineer for the design and installation of an electrical system for a shared garage of 11 single-family homes. The scope of...

HL-39093491

Schematic Circuit Design for Multiple Buck Converters

I'm seeking an expert in circuit design to create a schematic for multiple buck converters. The control should be through an ESP32 GPIO and MOSFETs. Key Require...

HL-39092618

NFC Reader with Custom Antenna Design

Custom NFC Reader Development I have a completed KiCad project with schematics and PCB design. However, the project is missing an antenna and an antenna matchin...

HL-39092437

Consumer Electronics PCB Design

I'm seeking a professional PCB designer to develop a board for a consumer electronics project. The board needs to be compact, fitting within a small size constr...

HL-39089811

Single Layer PCB Design for Consumer Electronics

I need a skilled PCB designer to create a single layer PCB for a consumer electronic device. The board will need to accommodate microcontrollers, capacitors, an...

HL-39089880

SAR Antenna of Designed Patch Antenna Using CST

I am in need of an expert to conduct a Safety Assessment Report (SAR) analysis for a patch antenna. Key Requirements: - The analysis needs to ascertain whether...

HL-39087094

Monitor de sensores con ESP32 C3 SUPER MINI

Hello, good morning. I have the schematic and PCB design of version 1. In this case, I need to replace the "ESP32" with an "ESP32 C3 SUPER MINI" and add a 02x04...

HL-39086135

Immediate Industrial Electronics Engineer for Datasheet Evaluation

I'm looking for an experienced industrial electronics design engineer to evaluate datasheets for various components including MOSFETs, TVS diodes, Schottky diod...

HL-39083789

NB-IoT click Button with Long Battery Life -- 2

Hi I am looking for a ready-made NB-IoT button designed to send data to an IoT platform (Thingsboard). The device will primarily be used by elderly individuals,...

HL-39083530

Routing of PCB design in Kicad

I am looking for someone to route 2 layer design on PCB, maximum dimensions of pcb is 40x15mm with 38 elements, approximate element placement is ready

HL-39082595

Church Load Calculations & Electrical Design

I need comprehensive load calculations and service design for an entire church building. The focus will be on the church's lighting systems and HVAC systems. Th...

HL-39082621

PCB Design Expert

I am looking for an experienced electrical engineer or biomedical engineer to develop a Segmental Bioelectrical Impedance Spectroscopy Device (SBISD) for body c...