Schematic Review projects — HireLancer archive

ID / Date Listing

High-Voltage Panel and relay Commissioning & Testing

I’m ready to bring a new high-voltage (35 kV+) power-distribution installation online and need an experienced commissioning engineer to make sure every circuit...

HL-40013903

electrical timer integration for 120v

Hi I have a machine that I build and it runs a power supply and a fan and timer. The timer model recently changed and now the timer fails every time. I may have...

HL-40007360

Google Maps Review Generation

I need help boosting the public reputation of Shree Kriyas Ayurveda Hospital, Kottakal – Chennai branch, by posting short, positive reviews on Google Maps. You...

HL-39995947

[SMC003] EasyEDA Schematic Review

Aqui está em bloco único, direto e profissional: ⸻ We are looking for an experienced electronics engineer to review the EasyEDA schematic of our custom Noise Se...

HL-39991276

GBA/GBC Cartridge Reader PCB Design

I have a half-finished KiCad project for a very small board that will plug a Game Boy Color / Game Boy Advance 32-pin cartridge into a Raspberry Pi (or similar...

HL-39988999

Prototype-Ready Mini PCB Design

prototype PCB design. Looking for experienced kicad fella.

HL-39974831

LoRaWAN Magnetic Temperature Humidity Sensor

1. General Objective To design, verify, and develop a functional prototype of a low-power, autonomous LoRaWAN sensor that integrates temperature, humidity, and...

HL-39933305

Debug Overheating Charge Board PCB

I designed a small charge-control board in EasyEDA around the FM5324GA. Although the layout functions, it overheats and the output droops instead of a steady 5...

HL-39897105

Multi-Layer PCB for Electronics

I am currently working on improving an already existing open-source project for personal use. It is an electromagnetic resonance drawing tablet implementation s...

HL-39893065

R&D Greenhouse Design Plan

I’m developing a small-scale, climate-controlled greenhouse dedicated to research and development work on vegetables. I need a concise yet practical blueprint t...

HL-39878805

Residential Gas Pipe Sizing Review

I’m looking for a qualified gas-systems engineer or plumber to examine my existing residential gas pipe schematic and appliance BTU loads, then confirm that eve...

HL-39875519

Double-layer PCB Design

I'm making a Arduino mega pcb shield. The pcb should be easily compatible with Arduino mega through the pins. I have made the schematic for it. You can review i...

HL-39871566

Signal Processing Amplifier Repair

I have a signal processing amplifier board that is not providing any amplification or signal output. I am looking for an expert in India who can urgently repair...

HL-39840993

Electrical Integrity Engineer – Work Support (Remote)

Job Role: Electrical Integrity Engineer – Work Support (Remote) Experience Required: 7+ years Location: Remote (Work Support) Budget: ₹38,000/month Role Overvie...

HL-39837665

Co-Author Needed: Bloom’s Taxonomy & Excel-Based CO-PO Mapping for Journal Submission -- 2

I am seeking a dedicated and academically experienced "co-author" to collaborate on a research paper. This paper presents a structured framework for aligning Co...

HL-39806802

URGENT - Fix MEMS Mic Static Noise

The item is of urgent need. My MEMS-microphone circuit is picking up a constant, low-level hum that blankets the entire recording. I have ruled out obvious grou...

HL-39806662

Particle Boron Battery Monitor PCB

I am looking for an experienced electronics engineer to review, correct, and complete a PCB design for a Remote Battery Monitoring System. I have drawn a schema...

HL-39764284

Review & Validation of Dual-Rail Power Supply PCB (TPS63070, 3.3 V + 4.0 V for SIM800L + MCU)

I have designed a custom PCB that powers a SIM800L GSM module and an MCU (CubeCell AB01) using two TPS63070 buck-boost regulators: 3.3 V rail → for MCU and logi...

HL-39769726

Fix SIMCom 4G Mic Issue

My custom 4G board is built around a SIMCom A7672 Lase cellular module, and every subsystem except the analog microphone path is behaving. A standard two-wire e...

HL-39721570

Multi-layer PCB Design for Industrial

I need a professional PCB designer to create a multi-layer PCB for industrial equipment. The design will need to accommodate both through-hole and surface-mount...

HL-39715375

Double-Layer PCB Layout Design

I need a PCB layout designed for a specific purpose not listed among consumer electronics, industrial equipment, or medical devices. The design should be a doub...

HL-39703815

Altium ECAD PCB Design Review (HV Clearances) - Filament Driver Board

We need an Altium expert to review the PCB layout of the "Filament Driver Board" in preparation for some reliability upgrades. There are multiple high-voltage n...

HL-39696969

PXI 3U Interface Design Support

I need design support for a PXI 3U interface, primarily for the connection to the standard backplane. Requirements: - Provide a detailed schematic - Follow indu...

HL-39673831

PCB Layout Design Project

I need assistance with designing a PCB layout for a mixed-signal circuit. The project involves creating a multi-layer PCB along with the simulation and tests. K...

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-39652301

PCB Design for 2-Layer Boards

Main ek experienced PCB designer hoon aur mujhe aapke project ke liye 2-layer PCB design karna hai. Main lighting aur audio systems mein 4+ saal ka experience r...

HL-39651984

Electronic Engineer for Circuit Design

I'm seeking an experienced electronic engineer to assist with a circuit design project focused on industrial automation. The circuit will primarily interact wit...

HL-39637536

G2.com Business Review Posting Service

I'm seeking a service provider who can post live reviews on G2.com. The reviews should focus on the software industry and be submitted from business accounts. I...

HL-39632326

FPGA WiFi PCB for Data Transmission

I'm seeking an experienced PCB designer to develop an FPGA PCB radar system using beamforming. The list of the components will be provided. Ideal Skills and Exp...

HL-39624623

PCB Design Review and Correction

I'm seeking an experienced PCB designer to review and correct the routing of an existing PCB design. The primary goal is to address issues related to insufficie...

HL-39614745

PCB Design for Consumer Electronics Control Interface

I need a PCB board designed for a consumer electronics radio product. The PCB will function as a control interface. Key Requirements: - Design a PCB control int...

HL-39613611

Reverse Engineer Handheld Device -- 2

I'm seeking an electronics engineer for a quick reverse engineering task. You will need to: - Acquire a small handheld radio device (cost will be covered) - Tes...

HL-39609474

PCB Design for Home Appliance

I need a PCB circuit designer to create a power management PCB for a consumer electronics home appliance, specifically led drivers Requirements: - Design a PCB...

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-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-39596307

Simple PCB Design for Sensor Integration

I'm looking for a skilled PCB designer to create a simple printed circuit board based on a drawing I have. The primary function of this PCB is to combine wires...

HL-39592161

Compact PCB Design for Industrial Equipment

I'm seeking a skilled PCB design engineer to create a compact, high-performance PCB for industrial equipment with a focus on sensor signal integrity. Key Requir...

HL-39590384

Custom Circuit Board Terminators Needed

I am seeking a skilled freelancer to design and manufacture 75 custom circuit board terminators for a radio device. The boards should measure 1.2 inches by 2.4...

HL-39575912

RF Design Impedance Matching Specialist

I need an expert to help with designing a multi-stage impedance matching network for an RF project. Key Requirements: - Impedance matching expertise - Proficien...

HL-39503441

AI Global SEO & Content System for FinTech -SEO for AI / LLM-optimized SEO / AIO (AI Optimization)

Looking for a Team to Build AI-Driven Global SEO & Content System for FinTech Website We are looking for a professional content & SEO team to help us build an A...