Circuit Design projects — HireLancer archive

ID / Date Listing

Comprehensive PCB Review and Update for Industrial Equipment

I’m looking for a professional PCB review to validate my design, optimize the component selection for cost-effectiveness, and ensure overall functionality. The...

HL-39323525

Circuit Simulation Expert Needed

I'm looking for a professional who can simulate an electronics circuit and help me with some related questions. The simulation should be done using professional...

HL-39323527

Deep Sea Bait Boat Design

I need a specialized bait boat for deep fishing. This boat must be equipped to handle extreme conditions, with a sophisticated response system for potential eme...

HL-39323091

LED Strips Integration for Performance Gear

I'm seeking a professional to suggest ideas to apply LED strips to various clothing items including pants, jackets, gloves, and possibly a hat. The primary purp...

HL-39321544

PCB Design for 14mm Circle Shape

I'm looking for an expert PCB designer who can create a PCB for a specific project. The PCB needs to be an exact round shape with a diameter of 14 mm maximum. t...

HL-39321240

PCB Design Using Schematic – Flux.ai Expert Needed - 18/04/2025 03:37 EDT

I’m looking for an experienced PCB designer to create a custom PCB based on a given schematic. The design must be completed using Flux.ai – familiarity with the...

HL-39320658

Electronic Engineer Needed

I'm seeking an electronic engineer for an unspecified project. Specific tasks, project type, and certifications have not yet been determined. Your expertise and...

HL-39319801

Electrical Engineer Needed

I'm seeking an electrical engineer for an unspecified project. Specific tasks, project type, and certifications have not yet been determined. Your expertise and...

HL-39319871

Sales Follow-Up Call Assistance -- 2

was already in a follow up discussion by text online and lost contact

HL-39319369

CMOS Inverter Analysis and VTC Plotting -- 2

I'm looking for an experienced engineer with a solid background in semiconductor physics and circuit design to analyze a CMOS inverter based on specific paramet...

HL-39318808

Urgent CST Simulation for IEEE Antenna Design

I'm in need of a CST simulation expert who can help me with a project based on an IEEE paper. The project involves: - Designing and simulating a dipole and patc...

HL-39318200

ESP32 Mechanical Engineer for Bluetooth Comm

I'm seeking a mechanical engineer with expertise in programming ESP32 modules. The primary task is to ensure seamless wireless communication through Bluetooth....

HL-39316894

Circuit Diagrams for Troubleshooting

I'm in need of circuit diagrams primarily for troubleshooting purposes. These diagrams should have intermediate details, striking a balance between being compre...

HL-39312475

Multilevel Inverter Development in LTspice

I'm seeking an LTspice expert for developing a low-power (up to 1 kW) multilevel inverter. This project involves implementing a Sinusoidal PWM (SPWM) control st...

HL-39312918

Single-Sided PCB Design for Prototyping

I'm in need of a PCB designer who can create a single-sided PCB for prototyping purposes. The ideal candidate should be proficient in Altium Designer, as this i...

HL-39312820

High Noise Immunity CMOS Inverter Design

I'm looking for an expert in CMOS design to create a commercial-grade CMOS inverter in the LTspice environment. The primary goal of this design is to achieve hi...

HL-39310792

Digital Logic & K-Map Expert Needed

I'm seeking a professional with strong expertise in digital logic, particularly in designing logic circuits and troubleshooting. I need comprehensive assistance...

HL-39309685

Double-layer RF PCB Design in KiCad

I'm in need of a skilled PCB designer who can layout a double-layer RF PCB. The ideal candidate will have robust experience with KiCad and PCB layout design. Th...

HL-39307853

High-Frequency Inverter System Design

Inverter System (Battery-Powered, 297 V DC Input) This inverter is designed to power an induction furnace intended to melt 1 kg of zinc using electromagnetic in...

HL-39307918

Basic Arithmetic Calculator Design

I am looking for a developer who can create a simple arithmetic calculator. The calculator should be able to perform only addition operations and be operated vi...

HL-39301416

ESP12F Power Regulation & IoT Integration

I'm looking for an experienced engineer to help me integrate an ESP-12F module into a Li-ion powered IoT device. The challenge lies in providing a stable 3.3V f...

HL-39300934

Expert MOSFET Power Handling & Code Optimization

We're looking for a highly skilled developer with extensive experience in AC and DC power switching, specifically up to 16-20 Amperes. You should have a profoun...

HL-39300371

PCB Design Conversion from ExpressPCB to KiCad

I need a professional with experience in PCB design and conversion to help me convert a PCB circuit made with ExpressPCB software into a KiCad file. This projec...

HL-39300126

Mixed-Signal Circuit Design for Industrial Equipment

I'm in need of a seasoned engineer to design a mixed-signal circuit for signal processing in industrial equipment. Key Requirements: - Expertise in mixed-signal...

HL-39299367

Solidcam Post Processor for 5-Axis Universal CNC -- 3

As i have mentioned in the chat, the pay will be made in two parts Deposite and final payment after the work is dont and tested

HL-39299281

PCB Layout Specialist Needed - 11/04/2025 10:12 EDT

I require assistance in laying out a double-layer PCB using KiCad. The schematic design is nearly finalized but needs some minor tweaks. Ideal Skills: - Profici...

HL-39297965

Nema 23 Stepper Motor Driver PCB Design

I'm looking for an experienced engineer who can design a single PCB for a Nema 23 stepper motor driver compatible with an STM32 controller. The project includes...

HL-39295852

Health Wearable: Full-stack HW engineer needed

We are an early-stage startup based out of Gurgaon, India. We want to build a health wearable that monitors muscle oxygenation during workouts and provides real...

HL-39295883

One-Line Diagram & Power Distribution Layout -- 2

Project Description: We are seeking a skilled professional to recreate the attached image in AutoCAD Electrical. Deliverables: -Complete AutoCAD Electrical draw...

HL-39294984

Digital Forensics: Logic Circuit Simulation

Objective: The objective of this project is to apply the knowledge gained from throughout the labs in the Logic Design and Computer Organization course. Scenari...

HL-39291971

Kicad Schematic and PCB Design - Error finding

I have an existing project in kicad 7. It is a small board with fan control based on an ESP32. I need someone who is familiar with circuits. There must be an er...

HL-39291820

Circuit Optimization for High-Side Switching

I need assistance in optimizing a circuit design that is currently having issues switching a 12V load high side with 5V from a microcontroller unit (MCU). The l...

HL-39293381

Digital Power Supply Multisim Simulations

I need 6-7 Multisim simulations for a digital power supply. These simulations should adhere to the following requirements: - Voltage Regulation: The power suppl...

HL-39293182

Custom Wireless Battery-Powered Radio Design

I am looking for an expert in electronics design to bring a unique radio concept to life. The primary purpose of this device is to meet customer demands, so cre...

HL-39293082

TPA3116D2 200W Mono Amplifier Design

I'm looking for an experienced audio electronics engineer to design a circuit and PCB for a TPA3116D2 200W mono amplifier. Key Specifications: - Power Supply Vo...

HL-39290744

PCB Design Expert Needed Urgently

I'm in need of an expert PCB designer who can assist me on an urgent basis. Unfortunately, I couldn't specify the type of PCB design or the primary purpose of t...

HL-39290092

freezer electrical distribution

We're currently managing a large-scale electrical project that lacks formal plans, and while some installation work has already been completed, we need to verif...

HL-39289952

PCB Repair and ESP32S3 Firmware Development

My PCB has a design error affecting the signal routing. This project requires someone who can rectify this error, rearrange the components as needed, and develo...

HL-39289714

Industrial Power Distribution Engineer Needed

I'm seeking an experienced electrical engineer specialized in industrial power distribution systems. The main focus will be on the design and planning stages. K...

HL-39289786

Mixed Signal Processing PCB Design

I'm in need of a PCB that primarily handles signal processing. This board will be working with mixed signals, both analog and digital. It should also have space...