Power electronics jobs

I need the complete Altium source files in addition to the Gerber files. Please provide the schematic source, PCB source/layout, Gerbers, BOM, pick-and-place files if applicable, and all design documentation. The PCB should be designed specifically for a ~500 kHz underwater piezoelectric transducer and must include the TX pulser, T/R protection/switching, low-noise receive AFE, filtering, ADC, timing/triggering, and interface to a Raspberry Pi for full echo-profile acquisition.

I need detailed electrical drawings for a commercial project. The drawings should cover: - Lighting systems - Power distribution The designs must comply with local regulations. Ideal skills and experience: - Expertise in commercial electrical design - Knowledge of local electrical codes and regulations - Proficiency in creating detailed, accurate electrical drawings - Experience with lighting and power distribution systems I have hand drawn what I am looking for and would like the cad drawn to make it professional

Power BI – Talent Acquisition Control Tower & Executive Dashboard We are looking for an experienced Power BI Developer / HR Analytics Specialist to build a comprehensive Talent Acquisition Control Tower & Executive Dashboard. This is not a basic visualization project. We need a scalable recruitment analytics solution covering the full recruitment lifecycle: Requisition → Sourcing → Screening → HM Review → Interview → Selection → Offer → Acceptance → Joining → Closure The solution must support both daily recruitment operations and executive-level reporting. 1. Recruitment Overview & Demand vs Delivery Track: * Total Requisitions * Total Openings/Vacancies * Open / Closed / Hold / Cancelled * Sourcing / Inter...

...that I can update the Excel prices, select the required product, and trigger the automation with one click—or ideally have it run automatically on a schedule. If I update the prices tomorrow and run it again, it should create another new Word document with the latest prices without changing the previous document or the original Word master. Deliverables • A reliable VBA macro, Power Automate flow, Office Script, Power Automate Desktop solution, or another suitable Windows/Microsoft 365 solution. • Automatic selection of the correct Word template based on the selected product/product combination. • Automatic creation of a new Word document from the master template. • Automatic insertion of the two Excel pricing tables into their designated location...

I’m ready to launch an electronics-focused Shopify store and I need an expert who can take me from a blank canvas to a live, revenue-ready site. The look and feel should be unmistakably bold and vibrant—think bright accents, strong typography, and eye-catching banners that instantly say “cutting-edge tech.” Key elements I want baked in from day one: • Customer reviews displayed on each product page • A reliable live-chat widget for on-the-spot support • Smart product-recommendation blocks that upsell and cross-sell automatically I also plan to run the store on a dropshipping model, so seamless supplier integration and automated order routing are important. If you’ve tackled similar projects, I’d love to see a working exampl...

...production-grade, Python-driven cloud components. The solution relies heavily on Azure Functions, Storage Accounts, API Management, and the Power Platform, with additional expertise in CRM applications being highly desirable. Practical knowledge and experience with these are crucial. Project highlights: • Build and refine Python-based Azure Functions that expose secure REST endpoints. • Configure Blob/Table Storage Accounts for both hot and archival data, including lifecycle rules and role-based access. • Publish those endpoints through Azure API Management, adding policies for throttling, caching, and OAuth2. • Connect everything to Power Apps and Power Automate so business users can trigger workflows with minimal friction. • Experience wi...

...figures and need a creative partner who can turn my character concepts into production-ready models. Materials My choice is “random,” so I’m open to PVC, Resin, ABS, or a smart combination—whatever achieves the right balance of durability, detail, and cost for each figure. Characters I already have specific heroes and villains sketched out. Once we sign an NDA, I’ll share their turnarounds, power sets, and personality notes so you can capture the exact vibe. Scope of work • Refine my rough sketches into polished concept art (front, side, back views). • Build high-detail 3D sculpts that meet standard injection-mold specifications. • Prepare split parts, keying, and wall thickness so the factory can cast or print without re...

We are looking for experienced KiCad users and developers to test our open-source KiCad plugin. What you will do: Find and recrui...Share our plugin with relevant KiCad users. Ask them to install/import and actually use the plugin in KiCad. Collect their feedback after testing. Record any bugs, installation issues, usability problems, or suggestions for improvement. Provide us with the testers' feedback and basic information about their KiCad experience. Plugin: Target users: Experienced KiCad users KiCad developers PCB/electronics designers who regularly use KiCad The goal is to get real-world feedback from experienced KiCad users and identify potential issues and improvements. Please only recruit people who are genuinely able to install and test the plugin and provide u...

I need a production-ready, fully detailed sheet-metal enclosure that will safely house electronic components. From initial 3D modelling through to flat-pattern files, every step has to be geared toward real-world fabrication and straightforward assembly. Scope • 3D CAD modelling of the enclosure, mounting b...lines, and callouts. • A brief design note outlining material, finish, and any special assembly tips. Acceptance criteria 1. All features match my reference dimensions within ±0.2 mm. 2. Hole locations and cut-outs align with my PCB and connector layouts. 3. Flat-pattern geometry imports cleanly into a CAM package (no open loops). If you’re comfortable designing sheet-metal for electronics and can hand back files that a fabricator can use...

...stored in Snowflake that need to be surfaced through polished, insightful Power BI assets. I’m looking for someone with truly advanced Power BI skills who can: • Shape and model the data efficiently once it is pulled from Snowflake • Build clean, reusable measures and calculations • Turn those models into interactive reports that tell a clear story • Wrap everything into executive-ready dashboards with thoughtful layouts and drill-throughs Only a basic grasp of Snowflake is necessary—you’ll mainly be connecting, importing, and refreshing tables, not administering the warehouse itself. I have the Snowflake credentials ready and can handle any permission work on my side. Please share a brief note on similar Power BI model...

I need SharePoint / M365 SME to teach following items. Need help in quick ramp up of new features. Need resource who is actively working on some or all of the list items. We can do 2 hour or 3 hour interactive session three times a week. ...automated build. 7- SharePoint Framework (SPFx) - few practical use case scenarios for coding and deployment 8- PnP tools and provisioning frameworks for standardize deployment and automation framework 9- Microsoft Purview (DLP, retention, sensitivity labels, compliance) 10- When to use Power Platform vs. SPFx 11- Microsoft Copilot with enterprise AI use cases for SharePoint 12- Enabling content and collaboration platforms for AI search, retrieval, or Copilot-based use cases 13- Entity framework usage with power platform. 14- Practical Re...

... 21:07 VENN, MARA LOWER ROUTE The crew reasonably assumes Mara went downhill to check the lower road, repeater path or external relay equipment. She did not. The legacy controller is using old language for the route beneath the cabin. I require a sort of escape type game - perhaps 7 challenges/puzzles  1Compare private evidence and challenge shared defaults 2Negotiate resources on a shared power board 3Decode shared audio using distributed information 4Direct a player through remote reconnaissance 5Sequence controls, inspect digital evidence and trace data 6Build an evidence-backed message under time pressure 7Combine private clues to override the crew’s status Create the game where each player can 'view' information only they can see. We feel the strong...

...experience designing, building, testing or modifying drones/UAVs -Experience with flight controllers, sensors, embedded systems, telemetry and autonomous flight -CAD, simulation, prototyping and hardware integration experience preferred Highly Technical Builders / Researchers We are also open to exceptional candidates from backgrounds such as: - Robotics - Embedded Systems - Computer Science - Electronics - Mechanical Engineering - Control Systems - Autonomous Vehicles - Computer Vision - Applied Mathematics / Physics Candidate Profile We are looking for people who are builders first. Academic credentials are valuable, and candidates from IITs, IISc, NITs and other top technical institutions are encouraged to apply, but we care more about technical capability, projects and a...

I’m ready to take my Test Measuring and Educational Training Material online and I need a small, agile team that can handle everything from the first pixel to the first paid order. Here’s the big picture: you’ll create a full-featured Shopify storefront for my Product catalogue and, in parallel, open and optimise a...and Google Analytics must already be in place. Key deliverables • Custom-designed Shopify site, fully responsive • Daraz storefront with matched catalogue • Payment, shipping and tax configurations validated for Pakistan • On-page SEO fundamentals and tracking pixels installed • Handover of ad account structures and one-week launch plan If you have recent examples in the consumer-electronics niche and can move ...

...the craft to move by exploiting buoyancy. Your design should use the density difference between the rover and the oil to generate thrust and directional control. This should not create any bubbling in oil while movements. Critical elements of the buoyancy control system that must appear clearly in the drawings • Adjustable weights • Air / water pumps Everything else—housings, seals, electronics, tethering or wireless links—is up to you, so long as the rover can be driven on demand, stopped, turned, and brought back to its starting point without contaminating the oil. Deliverables 1. Complete set of CAD drawings (native + PDF) covering chassis, buoyancy modules, control surfaces, and sealing solutions. 2. Simulation or calculation notes that conf...

I need a patient, hands-on mentor to guide me through building a full Document Approval & Digital Signature solution while I learn Microsoft Power Apps from the ground up. I’m a beginner, so every step—planning the data in SharePoint Lists, wiring up flows in Power Automate, and designing a responsive Canvas App—has to be explained and demonstrated live, then repeated by me until I’m comfortable. We will start with Power Automate because I want to understand the backbone of the workflow first: dynamic approver selection, multi-level approvals, automated email notifications, and status tracking. Once the flows are solid, we’ll switch to the Canvas App to surface those same capabilities—focusing especially on dynamic approver pick...

...once we agree on the best approach. Your task is to explore the data, surface patterns, and translate them into an easy-to-read report with actionable recommendations—think trend visualisations, segment profiles, and concrete next steps I can implement right away. Please outline the methods and tools you prefer for data cleaning, exploration, and visualisation (e.g., Python/Pandas, R, Tableau, Power BI). If you have retail-specific experience or case studies, let me know; that context will help me gauge fit quickly. Deliverables: • A concise analytical report (PDF or slide deck) that explains key findings in plain language • Supporting visual dashboards or charts (source files included) • A prioritised action list I can hand to marketing and merchandisi...

...purchases? • What seasonality or time-of-day patterns emerge? • How does average order value shift across segments (e.g., first-time vs repeat shoppers)? Deliverables 1. A cleaned, well-documented dataset (Python script or SQL query included). 2. An executive-level report (PDF or slide deck) that walks through key findings, charts, and actionable insights. 3. An interactive dashboard (Power BI, Tableau, or a Jupyter Notebook with Plotly) so I can slice the data myself afterward. Acceptance criteria • All calculations are reproducible from the supplied code/notebook. • Visuals label axes, units and sample sizes clearly. • Commentary ties each metric back to a purchase-behavior question. Feel free to use pandas, NumPy, Matplotlib or...

...freedom from destructive generational patterns * Prayer for protection from witchcraft, occult practices, curses, and spiritual opposition * The Armor of God * Victory through Jesus Christ Keep this section powerful and victorious rather than frightening. Use imagery of light overcoming darkness, shields, armor, sunrise, mountains, and prayer. Emphasize that Christ is greater than every spiritual power. ### THEME 4 — LOVE, UNITY & CHARACTER Days 16–20 should focus on: * Christ-like love * Unity * Humility * Forgiveness * Communication * Patience * Kindness * Faithfulness * Self-control * The fruit of the Spirit Use warm romantic imagery, hands, rings, couples walking together, home, flowers, and soft candlelight. ### THEME 5 — WISDOM, PROVISION & F...

...engagement, I will rely on you to select and configure the right EDA tool chain (Synopsys, Cadence, Siemens, or a comparable stack) and to steer each stage—logic synthesis, floor-planning, place-and-route, timing closure, power analysis, DRC/LVS, formal equivalence, and final GDSII generation—until all sign-off criteria are met. Expect close collaboration with our internal front-end and verification teams; the RTL is stable, but we value iterative feedback to catch corner-case issues early. Deliverables • Clean, sign-off GDSII and all intermediate databases • Reports for STA, power, DRC, LVS, ERC, and formal equivalence • A brief implementation log outlining major decisions, tool versions, and scripts Acceptance will be based on passing fo...

I have a spreadsheet containing every power-pole site I manage, each already tagged with accurate latitude and longitude. I now need those locations turned into a shareable ArcGIS Explorer (ArcGIS Online) map that anyone can open without logging in. Here’s what I’m after: • Import all pole coordinates, display each as a point feature, and label it with the pole ID provided. • Style the symbols so they are easy to see against the default basemap and remain readable when the user zooms in or out. • Host the finished map in ArcGIS Online, set its sharing to “public,” and give me the direct URL (plus optional embed code). • Supply a brief, step-by-step note on how to add or edit points later should the network expand. All data is re...

...intended workflow is: Observe → Decide → Act → Verify → Repeat The goal is to create a reliable, configurable, and expandable foundation rather than a collection of hard-coded movements. 1. Robot + Camera Firmware Develop/configure the firmware necessary for the robot and ESP32-S3 camera to communicate with the Windows PC over Wi-Fi. After initial setup, normal operation should be approximately: Power On → Connect to Wi-Fi → Discover Server → Register → Ready No manual IP configuration should normally be required. The system should automatically reconnect after temporary network interruption. 2. Windows Control Application Create a Windows application/server that: Automatically discovers the robot and camera Communicates with them...

I’m preparing an investment decision and need a sharp, insight-rich analysis of a company’s Balance Sheet and Income Statement. The emphasis is on profitability and overall performance, so ratios such as gross and operating margins, ROE, ROA, EPS trends, and any other metrics you feel are essential to judge earning power should headline the work. Dig into multi-year data, highlight significant shifts, benchmark against relevant peers if information is available, and spell out what the numbers imply for value creation and future cash generation. Clarity is crucial; I want brief, plain-English commentary that links each finding to the bigger investment picture, not just tables of figures. Deliverables • PDF or slide-deck style report summarising key ratios, tren...

Consumer electronics board

...more (or fewer) rows or entirely new items: • Quantities are grouped and summed by their correct timeslot. • New items appear automatically; obsolete ones disappear. • The final grand total always reconciles with the sum of all timeslot subtotals. Updates happen daily, so all calculations need to refresh instantly on paste. The finished file will ultimately live in Google Sheets; formulas or Power Query steps therefore must remain compatible with that environment (ARRAYFORMULA, QUERY, PivotTable, or similar Google-friendly methods). Deliverable: 1. A clean, unlocked Excel/Google Sheet template that fulfils the rules above. 2. A brief note or video showing exactly where to paste the raw export and how to refresh or print the summary tab. Once the template p...

...information from our e-commerce platform into one clean, reusable dataset. I already have platform access and the required permissions; what’s missing is a reliable process that extracts the raw order data, standardises the fields, and delivers it in a format my team can filter, analyse, and update whenever we need. The platform’s API is available, so scripting in Python, pulling through a tool like Power Query, or another API-friendly method is perfectly acceptable—whichever gives us accurate, complete results. Because there’s no strict deadline, I prefer a well-documented, future-proof approach over a rush job. Deliverables should include: • A consolidated CSV or Excel file containing every transaction to date (order ID, SKU, quantity, price, di...

...the best approach from the ground up. Here’s what I expect you to handle: • Discuss the scope with me (residential, commercial or industrial—still open) and establish the load requirements. • Produce a full set of single-line and wiring diagrams, panel schedules, load calculations and a bill of materials that meet the applicable NEC/IEC standards. • Include clear notes for lighting layouts, power distribution points and all branch circuits once we decide which areas I’m prioritising. • Deliver files in both PDF for review and the original format (AutoCAD or similar) for future revision. I’ll be available for fast feedback throughout the process and can set milestone reviews for preliminary layouts, safety checks and the final se...

We are developing a self-service kiosk dedicated to safe, accurate and reliable cash handling. The scope of this project is strictly machine development, electronics, embedded firmware and mechanical engineering. We do not want to use Raspberry Pi, ESP32, Arduino, an embedded PC or similar development-board solutions as the main controller. The objective is to design and develop our own complete machine architecture, including a custom controller PCB, embedded firmware, cash-handling mechanisms, sensors, actuators, power electronics and mechanical enclosure. Core Workflow The machine will allow a customer to: Insert banknotes and coins. Detect and identify every deposited cash item. Maintain and display the running deposited amount. Compare the deposited amount with...

...underlying formulas. • Automated alerts & reminders: Python/OpenPyXL scripts that scan expiry dates and email or Teams-message employees and managers on predefined schedules (30-, 15-, and 3-day reminders). These scripts should also flag overdue items on the dashboard in real time. Technical preferences Excel is our platform; Python with OpenPyXL is the preferred automation layer. If Power Query or Power Pivot make certain summaries faster, you can integrate them, but the automation backbone should remain Python so I can run scheduled tasks on our Windows server. Deliverables 1. A single Excel file with a clearly labeled “Data_Load” sheet and an intuitive front-end dashboard. 2. Well-commented Python (.py) scripts that import/update data, ref...

I have a finished Word-document e-book called “Power of the Fins,” currently sold through Shopify. I now want a clear, engaging Simplified Chinese version for Mainland readers. All I need back is the translated text in Word, keeping the same chapter and heading structure—no redesign or layout work required. Because I’m unsure which idioms, cultural references, or technical terms should be adapted, I’d appreciate brief notes wherever a direct translation might feel awkward to a Chinese audience. Feel free to flag anything that deserves localization and propose smoother alternatives. Deliverables • Complete Simplified Chinese translation in Word (.docx) with matching headings and paragraph breaks • A short list or inline comments highlightin...

...consultant to review the lab reports already obtained and advise whether the current data is sufficient to make contents-handling decisions. My main concern is mold contamination of personal property, with possible related concerns involving rodent contamination, fiberglass, and/or asbestos exposure pathways. The items at issue include clothing, upholstered furniture, wood/fabric antiques, electronics, papers, boxed items, and general household goods. Some interior air testing and limited surface/content sampling has already been completed, but I do not know whether it is enough to determine which items can be safely moved, stored, cleaned, restored, discarded, or included in an insurance claim. I am not asking for a medical causation opinion. I need technical guidance on conte...

I need a complete controller that will let our magnetic chuck automatically magnetise and demagnetise steel rings. The unit must run in ...up or down through adjustable strength settings. I’m expecting a turnkey package: electronic schematics, PCB layout files, firmware source code (C/C++ or suitable PLC ladder if you prefer), a concise bill of materials and basic assembly instructions. A short test routine that demonstrates a full magnetise–hold–demagnetise cycle will serve as acceptance. If you have experience with high-current power stages, H-bridge control, soft start / discharge techniques and safe handling of residual magnetism, that will be a big plus. Please outline your proposed architecture, key components, and the timeline you’ll need to deliver ...

I need a seasoned engineer / industrial designer to translate my rough concept for a connected device into a fully-engineered plastic enclosure. The job centres on delivering a print-ready 3D model in STEP format that cleanly accommodates three off-the-shelf parts: weight sensors, a small LED arr...materials listing hardware, adhesives or finishing details you recommend. When you reply, please outline: • Your relevant projects or portfolio links showing similar sensor-based enclosures. • An estimated timeline from kickoff to final files. • Your fee structure or milestone breakdown. I’ll be available for daily check-ins and can supply exact dimensions, datasheets and photos of all electronics the moment we start. Looking forward to collaborating on a smart,...

...the furnace can deliver balanced airflow without excessive static pressure. • Route, hang, seal, and insulate all flex runs to meet current code and eliminate leakage. • Leave clear access for future service and any eventual central-air add-on. Site Conditions The house is wide open—no drywall, flooring, or ceilings to work around—so layout efficiency and neat strapping are expected. Power, lighting, and a clean staging area are available in the basement for fabrication and assembly. Acceptance I will consider the job complete when: • All supply and return points show the target CFM at the registers. • Connections to the furnace plenum are airtight and properly supported. • The entire run passes local mechanical insp...

...Planning Engineer Required We are looking for an experienced Senior Transmission Planning Engineer to join our team on a remote consulting/project basis. The ideal candidate should have strong experience in power system studies, transmission planning, load flow analysis, contingency analysis, and transmission interconnection projects. Key Responsibilities Perform transmission planning and power system studies. Conduct load flow and contingency analysis to identify thermal and voltage constraints. Analyze transfer capability and transmission system limitations. Develop and maintain power system models. Work with transmission planning software such as PSS/E, PSLF, or TARA. Perform stability analysis when required. Provide technical guidance to junior engin...

# Data Analyst Profile I am a Data Analyst skilled in transforming raw data into clear insights and business solutions. I work with Excel, SQL, and Power BI to clean data, analyze trends, create dashboards, and build reports that support decision-making. ## My Skills * Advanced Microsoft Excel * Data Cleaning * Pivot Tables * Charts & Dashboards * Statistical Analysis * Power Query * Formulas & Functions * SQL * Writing Queries * Data Extraction * Data Filtering & Aggregation * Joins & Subqueries * Database Analysis * Power BI * Interactive Dashboards * Data Visualization * DAX Basics * Business Reporting * KPI Tracking ## What I Can Do * Clean and organize messy datasets * Analyze business and sales data * Crea...

Design and simulate a Single-phase High-Gain Boost Power Factor Correction (PFC) converter with closed-loop control using MATLAB/Simulink. The converter is designed to convert a single-phase AC supply into a regulated DC output while maintaining a high power factor, low input current harmonics, and high conversion efficiency. The closed-loop control strategy should ensure accurate output-voltage regulation and proper input-current shaping under varying operating conditions. ||> Design Specifications -> Input Voltage - 230 V RMS, 50 Hz -> Output Voltage - 400 V DC -> Output Power - 2 kW -> Converter Topology - Boost Converter -> Switching Frequency - 100 kHz -> Control Method - Closed-Loop Voltage and Current Control -> Simulation Platform - MAT...

...forward-looking forecast entirely in Excel. Your task is to clean the raw figures, build an accurate predictive model, and present the results in a format that a non-technical stakeholder can understand at a glance. The dataset arrives as monthly CSV exports. After cleaning, I expect you to apply appropriate time-series or regression techniques available within Excel—think Data Analysis ToolPak, Power Query, Solver, or even VBA if it streamlines the workflow. Please document every transformation step so the model can be refreshed with new data later. Deliverables • A well-structured Excel workbook containing: – The cleaned data sheet – The predictive model with formulas fully visible – An interactive dashboard (charts, slicers, key metrics...

I’m refreshing my online catalogue of electronic gadgets and need two things delivered together for each item: • A concise, persuasive product description written in clear, error-free English (around 80–120 words)....on-brand, high-resolution render that feels authentic and professional. Acceptance criteria 1. Copy highlights at least three buyer-focused benefits and ends with a subtle call-to-action. 2. Image quality passes a simple compression test (TinyPNG) without visible artefacts. 3. Both assets arrive in a clearly named folder per product for easy upload. If you’re comfortable drafting compelling electronics copy and coaxing strong visuals from an AI image generator, let’s get started—first batch is five products, with plenty more t...

...warehouse workflow. What I need from you • Engineering design: Detailed 3-D CAD (SolidWorks or similar), hydraulic circuit diagrams, structural calculations and FEA showing the platform, scissor or ram mechanism, guardrails and locking points. • Manufacturing package: DXF files, machining drawings, welding symbols, full bill of materials with sourced components (cylinders, pump, valves, hoses, power unit). • Compliance & safety: Design must respect common warehouse safety practices and relevant standards (ISO 4413, CE directives or local equivalent). Please include risk assessment and recommended safety interlocks. • Prototype/production support: Guidance on fabrication, assembly jigs, oil selection, load testing procedures and a commissioning checklist. ...

...outcomes, shown 4 at a time across 12 choice tasks per participant. Both clinical feasibility and scientific defensibility carry equal weight, so the simulation must iterate half-width targets of 0.5, 0.4 and 0.3 for the 95 % confidence interval around the difference between the highest and second-highest preference weights. Please report the smallest sample that satisfies each target along with power curves and the logic behind the stopping rules. The 12 outcomes will be shown in a pre-determined sequence. To support that, I also need a Balanced Incomplete Block Design that allocates the 12 outcomes into the 12 tasks (4 per task) and a randomisation list that can be fed straight into fielding software. Deliverables • Annotated R script(s) that run the simulation and ...

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...across nations. The initial campaign contains 90 professionally recorded vertical videos over 30 days, divided into three daily programs: Morning — FAITH & FIRE Faith, Jesus Christ, salvation, struggles and spiritual life. Afternoon — PURPOSE PURSUIT Identity, calling, direction, decisions and purpose. Evening — NIGHT OF WONDERS Miracles, supernatural encounters, healing, deliverance and the power of God. WHO WE ARE LOOKING FOR We are seeking someone whose values are genuinely aligned with the Christian Gospel and who understands the seriousness of communicating Christ-centered material to a global audience. You should understand Christian language, Scripture, prayer, testimony, evangelism and the message of Jesus Christ well enough that you do not tr...

Complete system block diagram. • 380 V, 3-phase, 50 Hz input analysis. • 800 V / 400 A pulsed constant-current output architecture. • 2 W load consideration and input/output power and energy-flow analysis. • Suitable power-converter topology selection and technical justification. • DC-link architecture and power-stage operating principle. • Switching-frequency selection approach. • Current-regulation strategy with 1% regulation target. • Pulse-width control: 1–10 ms configurable; pulse repetition: 5 pulses/min. • MCU-based pulse-generation/control concept and RS485 communication interface concept. • Current and voltage sensing strategy; gate-driver concept. • Protection concept: overcurrent, overvo...

I need hands-on help at our site to get a new network rack fully operational and to cover some light end-user support while we go live. Network side All the gear—routers, switches, firewalls, and wireless access points—is already on-site. Your job is to rack and stack each unit, connect power, patch copper and fiber exactly as shown on the diagrams (I’ll forward the latest versions before you arrive), and leave console cables in place so my remote engineers can jump in immediately. Once powered up, verify basic link status and let my team handle the advanced configuration. User side While the network equipment is booting, I’d like you to handle everyday issues for staff nearby: troubleshoot desktops and laptops that won’t boot or connect, sort out...

...Microsoft Dynamics 365 Business Central technical consultant to extend our current system through targeted customisations. My priority is system-level work—no integrations or migrations right now—focusing on two areas: • Custom Reporting • User-interface enhancements For the reports, I will provide the KPIs and data fields I want to see; you will translate that into polished layouts (AL/RDLC or Power BI, whichever fits best) that can be filtered, scheduled, and exported by our finance team. On the UI side, I’m after practical tweaks that speed up daily navigation: adding fields to pages, rearranging FactBoxes, and refining role centres so each user sees only what matters to them. Clean AL extensions, no core code mods, and full documentation ...

Project Overview Custom Raspberry Pi HAT (compatible with 3B and 4B models) designed for high-density IR signal transmission and learning. The board acts as a centralized IR bridge, driven by custom Python/Flask software on the Pi. The Pi requires no additional I/O functions beyond this IR management. Hardware Specifications 1. Power Delivery Input: 1x USB-C receptacle on the HAT. Routing: The USB-C port must power the HAT's circuitry and back-power the Raspberry Pi specifically via the 4 pins located near the main GPIO header (the PoE header pins). 2. IR Input (Learning) Component: 1x onboard IR receiver module (e.g., TSOP38238 or equivalent 38kHz receiver). Routing: Connected to 1 GPIO pin for signal learning. 3. IR Outputs (Transmission) Quantity: 20 independen...

Design and build a three-phase, 50 V / 30 A SPWM inverter tailored for an induction motor. The work spans the complete hardware chain—schematic capture, PCB layout, power stage assembly, and gate-drive/protection circuits—plus the firmware that drives it. Either a PIC32 or STM32 can sit at the core; choose whichever lets you deliver stable, low-jitter PWM with minimal dead-time distortion. Firmware targets • Closed-loop speed control with a user-selectable frequency range of 0–250 Hz • Parameter entry and live monitoring over UART, USB, or CAN (pick one to keep the bill of materials lean) • Safe-start, over-current, and over-temperature trips baked into the interrupt flow Deliverables 1. Complete schematics (Altium, KiCad, or other mainstre...

...PCB Design – EMI/EMC-Oriented Power Supply & ESP32 We are looking for an experienced Altium Designer PCB Engineer to design a 2-layer PCB for a Power Supply and ESP32-based control system. The PCB design will be based on the provided Power Supply schematic and ESP32 schematic, along with the existing PCB Gerber, NC Drill files and PCB images for reference. The PCB must be designed with a strong focus on EMI/EMC performance, including proper grounding, power distribution, buck-converter layout, high-current routing, thermal management and separation of noisy power/motor sections from the ESP32 and sensitive signal sections. Key Requirements: 2-layer PCB Altium Designer EMI/EMC-oriented PCB layout ESP32-WROOM-32 and A4988 motor-driver sect...

...developer will guide me over a live video call (like Zoom or Teams) while I share my screen, showing me exactly where to click on my laptop to build the bot myself. ## 2. Tools We Will Use We will use standard Microsoft tools that are already built into our company account: * Microsoft Teams (Where staff will chat with the bot) * Microsoft Copilot Studio (The tool used to make the bot) * Microsoft Power Automate (The tool that searches the Excel sheet) * Excel Online (Where the asset list is saved) [1, 2, 3] ## 3. How We Will Work Together## (ipen for discussion) Step 1: Pre-Meeting Preparation * Before our call, I will prepare a test Excel sheet on my laptop with 5 rows of completely fake computer names and fake IP addresses. * We will use this fake list to build and test th...