Circuit Design projects — HireLancer archive

ID / Date Listing

Embedded System Development for Time-Lapse Controller

I'm seeking an experienced firmware developer to convert an existing Raspberry Pi and ESP32 time-lapse controller into a dedicated embedded system. The new syst...

HL-39608653

Arduino Breadboard to Kicad PCB Design

I am seeking a skilled freelancer to help translate my Arduino-based breadboard project into a production-ready Kicad PCB design. The project involves using an...

HL-39608539

Smart Lead-Acid Battery Charger Design

Project Proposal: Design and Development of a 12V, 30A Smart Lead-Acid Battery Charger Project Objective: The primary goal of this project is to design, develop...

HL-39608182

Arduino Breadboard to Kicad PCB Design

I am seeking a skilled freelancer to help translate my Arduino-based breadboard project into a production-ready Kicad PCB design. The project involves using an...

HL-39606055

Design 12-bit SAR ADC in 90nm CMOS

design a 12-bit Successive Approximation Register (SAR) Analog-to-Digital Converter (ADC) using 90 nm CMOS technology Key Requirements: - Develop a schematic ca...

HL-39607625

Electrical Load Letter for AC Unit

I need an electrical load letter for a residential building in New York City. This is required due to the installation of an additional AC unit. The letter must...

HL-39607666

7T MRI Coil RF Improvement

I need an RF engineer to improve an existing 7 Tesla MRI coil. The primary goal is to reduce coupling and interference. Key Requirements: - Expertise in RF engi...

HL-39606847

Voltage-Controlled Oscillator ADC Design

Design of Voltage‑controlled oscillator based analog‑to‑digital converter using 90nm.Key Requirements: - Develop a schematic capture and simulation - Provide si...

HL-39605004

Design Low-Cost DC Actuator Monitor

I'm looking for a cost-effective and robust device to monitor the current draw of six 12V DC actuators used in a caravan roof lifting system. The device should...

HL-39604931

Analog Circuit Board Design

I need a circuit board designed for prototyping purposes. The board is intended to support analog components and will be used to connect 8 momentary switches th...

HL-39604514

Analog Band-Pass Filter Design

I need a band-pass filter designed for instrumentation purposes, specifically for handling analog signals within the 50-200 kHz frequency range. Requirements: -...

HL-39604395

LRC Band-Pass Filter Design

I need a band-pass LRC frequency filter to reduce current flow around 100 kHz, addressing overheating MOSFETs in my half-bridge amplifier system. Key Requiremen...

HL-39604207

Debug verilog code on my FPGA board

I'm seeking assistance with debugging the Ethernet transmission logic on my TANG nano 20K FPGA board, which is connected to a Hanrun HR961160C module featuring...

HL-39602877

Custom PCB Gerber Schematic Design

I need a Gerber schematic for a custom PCB based on the attached BOM. Requirements: - Microcontroller: ESP32-S3 - Voltage Regulators: Buck Converters (5V to 3.3...

HL-39602656

Design of Auxiliary Power Supply Module (2500V DC to 24V DC)

We are seeking an experienced electronics engineer to design an auxiliary power supply module that converts a high-voltage DC input of 2500V to a stable 24V DC...

HL-39601558

Custom 3D Printer Control Board

We are looking to develop a custom 3D printer control board based on the STM32F401CCU6 MCU, designed for low-cost yet feature-rich applications. The board shoul...

HL-39601390

PCB Layout Design for Waste Controller

I'm seeking an experienced PCB layout design engineer for a single-layer PCB. The application is for a waste controller system, and the design should be compact...

HL-39601394

Smart Parking Disc Modification

Project Brief: Stealth-Modified Automatic Parking Disc (Certified for Public Road Use in Germany) Project Goal: I want to technically modify a certified electro...

HL-39600908