Schematics jobs

... and USB-MIDI class-compliant communication. Proper ESD protection on the USB data lines. PCB Constraints: 2-Layer or 4-Layer board (optimized for cost and signal integrity). Clean component layout with clear labeling/silkscreen for physical controls. Designed considering standard manufacturing capabilities (JLCPCB / PCBWay assembly friendly). Deliverables KiCad Project Files: Complete schematics, PCB layout, and custom footprint libraries. Production Files: Standard Gerber files, Excellon drill files, and IPC-D-356 netlist. Manufacturing Data: Bill of Materials (BOM) and Component Placement List (CPL/Centroid file) with LCSC part numbers for automated SMT assembly. Documentation: A brief PDF guide detailing the pinout configuration, GPIO assignments, and I2C address map...

...current lines * Soft cyan glow * Animated power nodes * Light travelling through cables The animation should feel like electricity is flowing through an advanced power distribution network. No cartoon effects. Everything should feel realistic and premium. --- ## 2. Mechanical Services Display: * Rotating gear outlines * Technical engineering drawings * CAD blueprint lines * Mechanical schematics * Thin metallic grid * Slowly moving engineering elements Motion should be subtle. --- ## 3. Civil Engineering Display: * Blueprint grids * Structural framework * Building outlines * Architectural line drawings * Measurement guides * Construction wireframes Blueprint lines should slowly animate into view. --- ## 4. Industrial Maintenance Display: * Pipes * Conveyor system...

...board for my standby generator. The PCB should manage an Automatic Transfer Switch (ATS) and engine control, and should include: SPARXX ATS REV A – PCB DESIGN SPECIFICATION Project Design a production-ready PCB-based Automatic Transfer Switch (ATS) controller to replace an existing relay/timer panel while maintaining the same operating logic. Deliverables Required Complete KiCad 9 project Schematics PCB Layout BOM Gerber files Pick and Place files Programming header Source files PCB Size Approximately 3.5" × 7" × 0.5" maximum Reserve approximately 20% of board space for future expansion. Power Inputs: 120 VAC 12 VDC Generator Supply Board must automatically power from either source. No batteries. Use supercapacitor hold-up circuit to m...

Engineering Drawing & Technical Diagram Creation (Freelance Opportunity) Scope of Work: Create 100% original engineering/design drawings in PDF (or JPG where requested) specifically from the domains of Telecommunications and Utilities & Power Systems. Examples include mechanical CAD drawings, assembly drawings, exploded views, electrical schematics, circuit diagrams, PCB layouts, block diagrams, control system diagrams, architectural floor plans, civil blueprints, P&IDs, process flow diagrams (PFDs), manufacturing layouts, factory layouts, robotics and automation layouts within these specified fields. Important Requirements: The drawings must be your own original work. The following will NOT be accepted: • Downloaded internet images • Images copied from book...

I need a specialist who can take one of our existing pieces of industrial...of loss, and recommended retrofits • Bill of materials and sourcing list for all new parts or modules • Implementation plan with step-by-step integration instructions and projected downtime • On-site (or remote) installation support, tuning, and safety verification • Post-retrofit performance data demonstrating the targeted reduction in kWh per production cycle I already have basic schematics and operating manuals, and the machine is accessible for detailed inspection. Please highlight similar projects you have completed, the tools or platforms you prefer—such as Siemens or Allen-Bradley PLCs, energy-monitoring suites, CAD or simulation software—and your projected t...

You will receive the existing schematics, BOM, and mechanical constraints after we sign an NDA. I am flexible on the choice of microcontroller or processor as long as it offers enough I/O and headroom for future firmware updates; I’m happy to discuss ARM Cortex, AVR, PIC, or any alternative you feel best suits the job. Key deliverables: • Updated consolidated schematic • Optimised multilayer board layout with clear differential pair routing where needed

...achieving a space-saving form factor • Milestones from schematic through first assembled prototype • Test methodology you’ll use to validate output stability, thermal behavior, and basic safety compliance • Tools you rely on (Altium, KiCad, SolidWorks, etc.) and any in-house fabrication capabilities you can leverage Deliverables I expect by the end of the contract: 1. Complete set of schematics and BOM 2. Optimized PCB layout files, ready for fabrication 3. 3D enclosure model and manufacturing-ready files 4. One fully assembled, working prototype with test report If you can demonstrate prior success shrinking power electronics or chargers, highlight that experience in your proposal. I’m ready to kick off as soon as I find the right par...

...numbers and footprints • Brief design note confirming expected gain, input impedance, and simulated noise/THD figures Keep the signal path short, ground routing solid, and leave enough clearance so hobbyists can hand-solder everything. If anything is unclear, tell me early so we lock the spec before you route the board. Please note the payment for this is very low because there are existing schematics and PCBs available. I just need you redo it for a better design with rail and decoupling caps....

...machinery, quality/defect inspections, etc.) 3. Robotic & Automation Engineering 4. Power Systems 5. Telecommunication Strict Quality & Technical Requirements: 1. Image Types: A balanced mix of photographs, technical diagrams, schematics, CAD renderings, illustrations, maps, and relevant screenshots. 2. Resolution: Minimum resolution of 1024 * 1024 pixels or higher. Images must be delivered in their highest available native resolution (no artificial upscaling or excessive compression). 3. Formats: JPEG/JPG for natural photographs; PNG for diagrams, maps, schematics, and text-heavy images. 4. Language: Text within images must be strictly English or have no text at all. 5. Exclusions: NO AI-generated images. NO watermarks. NO duplicates or near-duplicates (e.g., m...

I need a skilled CAD designer to create a mechanical drawing with intermediate details. The drawing should include schematics. Ideal skills and experience: - Proficiency in mechanical CAD software - Experience with intermediate-level mechanical drawings - Ability to create accurate and clear schematics - Attention to detail and precision

Project Description Bullet Points Project Overview: Develop an AI-driven management and reservation system for EV battery swapping stations. The system will enable users to monitor battery health (State of Charge/State of Health), locate available stations, and reserve battery slots...Hardware Knowledge: Proficiency in interfacing sensors and microcontrollers with battery management systems (BMS). Security & Safety: Implement robust safety protocols for battery monitoring and secure communication between the vehicle, station, and cloud. Deliverables: Source code for the mobile/web dashboard and firmware for the IoT modules. Documentation of the system architecture, hardware schematics, and AI model integration. Testing/validation reports for system reliability and battery s...

...temperature compensation. A simple menu-driven interface on a small LCD/OLED plus USB-C data output should round out the user experience. Because the device must differentiate among Platinum, Silver, Nickel, and brass, repeatability and calibration routines are critical. I would like a calibration workflow that lets the user store reference blocks and automatically correct readings. Deliverables • Schematics and PCB Gerbers for the analog and digital boards • BOM with production-grade components • Firmware source code and build instructions • Signal-processing algorithm documentation (MATLAB or Python reference OK) • 3D files for a compact enclosure, including battery bay • One working prototype verified on all four metals against known...

I'm looking for a detailed industrial site schematic drawing based on my initial sketches. The drawing must include: - Machinery layout - Safety zones - Storage areas Ideal skills and experience: - Proficiency in drafting industrial schematics - Ability to interpret and work from initial sketches - Knowledge of safety regulations and requirements for industrial sites - Experience with layout design for machinery and storage areas Please provide samples of similar work.

I’m wrapping up a chapter on soil-gas vapor intrusion and need two clean, press-ready figures to illustrate the concept. Both schematics must be computer-generated, shown from a clear side view, and carry moderate detail with concise labels so instructors and students can immediately grasp the mechanisms at play. Figure 1 depicts a typical house where vapors migrate from contaminated soil through cracks, sumps, or utility penetrations and enter the living space. Arrows should trace the pathways from the subsurface up into the rooms, with each entry point called out by a short label. Figure 2 shows the same style house after a mitigation system has been installed—think sub-slab depressurization or equivalent. The drawing should highlight the vapor barrier, fan, vent sta...

Will send the blue prints of all codes Ect All the source code and design schematics for my conversational bot are already complete; what I need now is the engineering expertise to turn that groundwork into a living, breathing application. The goal is to release one cohesive bot that can handle customer support queries, act as a personal assistant, and still feel natural enough for casual, social conversations. The finished product must be available everywhere users expect it: in a mobile app, a desktop build, and a browser-based interface. Core functionality includes real-time voice recognition, robust natural-language processing, and seamless hooks into external services and APIs so the bot can pull data or trigger actions beyond simple chat. You’ll receive my full code ...

...module clicks together, powers up, and appears as one continuous canvas. Hardware • Design a compact PCB for each display that carries its own driver, power conditioning and a Wi-Fi-enabled microcontroller so every tile can auto-discover its neighbours. • Provide an edge connector or other simple bus so power and data can daisy-chain when the tiles are slotted into a frame. • Supply full schematics, BOM and Gerber files, plus a reference back-plane/controller if you feel a master node will simplify things. Production ready from Firmware • Over-the-air-updatable code that joins a local Wi-Fi network, registers the tile’s position and listens for frame-buffer data. • Smart addressing so the same firmware runs on every module regardless of...

I am looking for an experienced Embedded Hardware Design Engineer to develop a custom producti...for Manufacturing (DFM) - Design for Assembly (DFA) - Schematic capture and WIFI Board layout (KiCad or Altium preferred) Deliverables - Complete schematic - WIFI Board layout - Bill of Materials (BOM) - Gerber files - Manufacturing files - Assembly documentation - Native CAD source files This project involves a proprietary product. Detailed technical information, hardware specifications, schematics, firmware interfaces, and design documents will be shared only with shortlisted candidates after an initial discussion. Please include: - Your experience with embedded hardware projects - Examples of previous WIFI Board designs - Preferred CAD software - Estimated timeline - Estimated pr...

I am looking for an experienced Embedded Hardware Design Engineer to develop a custom production-r...systems - Design for Manufacturing (DFM) - Design for Assembly (DFA) - Schematic capture and PCB layout (KiCad or Altium preferred) Deliverables - Complete schematic - PCB layout - Bill of Materials (BOM) - Gerber files - Manufacturing files - Assembly documentation - Native CAD source files This project involves a proprietary product. Detailed technical information, hardware specifications, schematics, firmware interfaces, and design documents will be shared only with shortlisted candidates after an initial discussion. Please include: - Your experience with embedded hardware projects - Examples of previous PCB designs - Preferred CAD software - Estimated timeline - Estimated pr...

...microcontroller — MPPT logic, protection, monitoring), please mention it separately in your proposal with separate pricing — we may hire this as a second phase. Required Experience Proven prior experience designing DC-AC inverters or solar MPPT circuits at medium-to-high power levels (10kW+, ideally 30kW+ or industrial three-phase systems) Must be able to show past project proof (portfolio, redacted schematics, or reference designs) Strong understanding of: MPPT (Maximum Power Point Tracking) High-power switching stages (IGBTs, not just MOSFETs — typical at this wattage) Filter design (inductors/capacitors) for clean sine wave output Three-phase output topology Battery Management System (BMS) integration for off-grid/hybrid units Safety/protection circuitry...

...Barometer * CAN Bus * UART * SPI * I2C * USB * Power Management * PX4 / ArduPilot compatible hardware * Schematic * PCB Layout * Gerber * BOM * Bring-up support ## Required Skills * Drone Electronics * Power Electronics * ESC Design * STM32 * Embedded Systems * PCB Design * KiCad / Altium Designer * BLDC Motor Control * PX4 * ArduPilot * Embedded C/C++ * UAV Systems ## Deliverables * Complete Schematics * PCB Layout Files * Gerber Files * Manufacturing Files * Pick & Place Files * Bill of Materials (BOM) * Firmware Source Code (if applicable) * Testing Documentation * Prototype Support * Design Documentation ## Preferred Experience * Previous Drone/UAV Projects * ESC Development * Flight Controller Design * Defence Electronics * High Current Power Electronics * STM32 Ha...

I’m ready to move from concept sketches to a full set of construction-ready blueprints for...or a comparable BIM tool; as long as the final files are delivered in both editable (DWG or RVT) and print-ready PDF formats, I’m flexible. Accuracy is critical: all drawings must meet standard architectural scales and include a title block, legend, and revision history. Deliverables: • Complete architectural set (plans, elevations, sections, details) • Mechanical, electrical, and plumbing schematics integrated with the architectural plans • 3D model screenshots or brief walkthrough for visual confirmation • One revision cycle after my builder reviews the draft County codes If this sounds like a fit, let me know how soon you can start and your estimat...

...end-to-end system integration Read through and weigh in on schematics, flagging opportunities for hardware improvements Chase down and fix issues spanning hardware, wireless links, sensors, and power delivery Push for better reliability, throughput, and power efficiency across the system Take part in hands-on prototype testing and real-world field trials What We're Looking For Must-Haves Proven, hands-on background in embedded systems engineering Substantial experience building on STM32 and/or ESP32 Strong command of embedded C/C++ Real experience with LoRa, LoRaWAN, or similar long-range wireless tech Comfortable working with UART, SPI, I2C, CAN, and similar embedded interfaces Able to debug at the hardware level and read schematics fluently Experience building sen...

...• Architect and lay out a multilayer board that fits a slim smartphone form factor. • Integrate the core silicon (application processor, memory, RF front-end), battery interface and power-management circuitry, plus all critical sensor breakouts. • Optimise signal integrity, thermal behaviour and EMI/EMC so the design can clear FCC/CE without major rework. • Produce complete deliverables—schematics, layered Gerber/ODB++ files, annotated BOM, pick-and-place data and a brief DFM report for the fab house. • Iterate through at least one prototype spin and provide guidance during bring-up and validation. Tools & expertise Altium Designer or KiCad proficiency, proven high-density interconnect experience, familiarity with common smartphone ch...

...+ PCB Layout (14 days): - Complete Altium schematic and PCB layout - ERC/DRC-clean design - Stack-up and impedance details - Manufacturing files (Gerber, PnP, BOM) - Design notes (PDF + native files) Milestone 2-Extension – Prototype Fabrication Support: - Manufacturer Q&A support - Assembly file verification - Footprint/polarity confirmation Milestone 5 – Integration & Handover (7 days): - Schematics, PCB files, BOM handover - Bring-up notes - Hardware validation support - Test points/debug guidance FIRMWARE DEVELOPMENT ENGINEER Key Responsibilities: - Develop, optimise, and debug firmware for industrial IoT devices - Integrate wireless communication protocols (Wi-Fi, BLE) and sensor systems - Work with high-speed data interfaces and advanced wireless tech...

...excitation frequency range, coil geometry, and signal-conditioning chain; you model and build the probe; you develop the embedded firmware and a simple desktop interface so I can visualise raw and processed readings in real time. Throughout, please keep calibration and repeatability in mind—stable baselines and traceable test procedures are essential for NDT applications. Deliverables: • Complete schematics, PCB layout, and mechanical drawings for the probe • Firmware source code and compiled binaries ready to flash • Desktop (or cross-platform) application for live data display and logging • A fully functioning prototype, bench-tested on representative metal coupons with documented accuracy, phase-shift, and amplitude plots • User and serv...

...that tracks head posture, motion, and heart rate metrics. Project Overview You will design the complete electronic architecture and schematics for a compact, battery-powered wearable prototype. Key Features: Sensors: Integration of an EOG and IOG Connectivity: Bluetooth Low Energy (BLE) for data transmission. Power: Low-power optimization with a small LiPo battery and a magnetic charging setup. Form Factor: High-density, tight-space layout (experience with small or rigid-flex PCBs is a major plus). What You’ll Do Select optimal components based on power and size constraints. Design the analog front-end for clean sensor signals. Create the complete schematics and provide layout guidance for a reliable V1 prototype. Qualifications Proven experience designing ...

I’m upgrading a building-management installation and need a complete PLC-based electrical panel design dedicated to the HVAC side. The controller will run our chiller plant and the MCC that drives all circulation and condenser pumps, so the drawings must reflect real-world motor loads, interlocks, and safety devices rather than generic templates. Here’s what I’m a...software. • Basic ladder or structured-text skeleton so my in-house team can finish the logic once the physical build is complete. Please generate the drawings in AutoCAD (DWG) or EPLAN—whichever you’re fastest with—and include native files plus PDFs for review. I’ll sign off the job when the drawings pass a quick clash check, the BOM components are all orderable, and the I/O ...

...two per week—to help me build solid skills in AutoCAD Electrical. I’m starting from a beginner level and would like you to guide me with clear, step-by-step instruction rather than just demonstrations. The main areas I want to cover are: • Basic functionality and core drawing tools so I can navigate confidently the single line diagram. • Advanced electrical design workflows, including schematics, panel layouts, and intelligent symbols. • Troubleshooting techniques—how to diagnose and fix common errors or unexpected behavior as projects grow. We’ll share screens, work through example projects, and leave each session with a short set of practice tasks so I can reinforce what I’ve learned before the next meeting. If you have p...

I need an experienced Fusion 360 user to correct errors in my electrical design. Requirements: - Fix both schematic and PCB layout issues - Resolve package issues, specifically incorrect footprints Ideal Skills and Experience: - Proficiency in Fusion 360 electrical design - Experience with schematics and PCB layouts - Strong knowledge of electrical components and footprints - Attention to detail and problem-solving skills

I already have three completed boards built around an ESP32, DS3231 RTC, EM18 RFID module, buzzers and indicator LEDs. The schematics and layouts are all in KiCad and functionally proven, but a handful of physical tweaks are still needed before I send them to fabrication again. What I need you to do in KiCad: • Reroute a few traces . * Reszie PCBs * Mark / update silkscreen text • Widen or narrow specific pads and drills so the joints wet better and hand-soldering is more reliable. • Shift certain through-hole parts and add a couple of extra mounting pads called out in my notes. • Adjust overall board outlines on two of the three PCBs so they seat perfectly in their enclosures. Turn-around is short; if you are comfortable in KiCad this should fit easily...

...localization algorithm (including temperature compensation), and manages wireless communication (WiFi + LoRa). Environmental sensor (BME280) for temperature/humidity correction of the speed of sound. Battery-powered with a rechargeable Li-Po cell and power management. What needs to be done: Mechanical design (foldable diamond frame, enclosures, microphone mounts) Electronics design (schematics & PCB layout for satellite boards and the main board) Firmware for the STM32s (multi-channel I2S DMA, shock-wave detection, sub-sample time interpolation) Firmware for the ESP32 (TDOA solver, hit projection, WiFi/LoRa communication, calibration) System integration and validation...

...cross-traffic, and fully compliant with standard industrial safety codes. I work in AutoCAD and Revit, so final deliverables must be provided in those native formats along with PDF issue sets. Deliverables (acceptance criteria) • Detailed floor plan with equipment positioning and clear aisle widths • Structural GA drawings: foundations, columns, roof framing, load schedules • Utilities schematics and routing plans sized for projected loads • 3D model (Revit) for coordination and clash detection • A single compiled bill of space and service requirements for contractor pricing If you’ve designed electronic-assembly or similar light-industrial plants before, that’s a big plus. Looking forward to seeing examples of past factory la...

I need a complete design package for an industrial-grade hydraulic system. The core of the system must centre on hydraulic cylinders, and I’m relying on you to size, specify, and lay them out so they deliver smooth, reliable force under continuous duty. Scope • Start with duty-cycle calculations, pressure/flow requirements, and cylinder sizing. • Produce detailed 2D/3D schematics (STEP or DWG preferred) plus a clear hydraulic circuit diagram. • Select compatible valves, hoses, manifolds and, where appropriate, recommend pumps or motors that will work seamlessly with the cylinder-focused architecture. While cylinders are mandatory, I’m open to your expert suggestions on the rest of the loop. Deliverables 1. Complete hydraulic circuit drawing with ...

I run an analog broadcasting facility and need an experienced radio engineer to work directly on our transmitter and tower-mounted antenna system. Your focus will be the RF chain—from the exciter right through to the radiating elements—making sure we’re operating at peak efficiency and fully within our licensed technical limits. You’ll have access to current schematics, field strength and SWR readings, plus any service manuals we hold. Using your own measurement gear (spectrum analyser, dummy load, vector VSWR meter, etc.) or equivalent tools on-site, I’d like you to: • Diagnose and resolve any signal quality or coverage issues linked to the transmitter or antenna • Retune, align and verify power output and reflected power figures &bul...

I'm seeking a detailed trench concrete drawing for an upcoming construction project. AS SOON AS POSSIBLE. Requirements: - Dimensions and measurements - Material specifications - Structural reinforcements I will provide reference drawings and schematics. Ideal Skills and Experience: - Proficiency in construction drawings - Strong understanding of concrete specifications - Experience with structural design Looking forward to your bids!

I need a comprehensive marine engineering assessment for a floating dock infrastructure project. The assessment should include structural analysis, with a focus on: - Load capacity assessment - Stability analysis - Hydrodynamic effects review Additionally, I'm looking for detailed CAD schematics to accompany the assessment. Ideal skills and experience: - Expertise in marine engineering - Proficiency in CAD software - Experience with floating dock structures - Strong analytical skills for structural assessments - Knowledge of permitting processes related to marine infrastructure Please provide relevant experience in your bids.

...Heltec) * USB-C charging/programming * Adjustable mounting bracket * Epoxy enclosure (carefull with usb) The firmware shall: * Receive LoRaWAN packets * Record Device ID, RSSI, SNR and timestamp * Forward all receptions to a server over Wi-Fi (HTTP, MQTT or similar) **No localization or triangulation algorithms are required.** The receiver nodes only forward reception data. ### Deliverables * Schematics * PCB layouts * BOM * Gerbers * CAD enclosure (STEP/STL) * Hardware test firmware * Manufacturing files * Documentation * Complete 3D design for approval **before PCB** routing * 2 coin trackers * 6 LoRa repeaters/gateways ### Milestones **Milestone 1 (Awarded Project Price)** Complete hardware design, firmware and documentation. Payment after successful **video demonstrat...

...insertion depth to programmable force feedback Implement editable force curves using a text/configuration file Create a simple calibration interface Graphics Moderate-detail 3D scene Tissue layers: Skin Fat Muscle Bone Realistic PBR textures Needle insertion visualization Deliverables Complete source code Unity/Unreal project (or native C++) Firmware source code CAD files (if applicable) Electronics schematics Bill of Materials (BOM) Motor and sensor specifications Calibration utility Documentation and build instructions Editable force configuration file Timeline Prototype to be completed within 2 weeks. Before Applying Please include: Examples of similar robotics, embedded, haptic, or simulation projects Experience with motors, encoders, sensors, and embedded systems Your pr...

...project is not starting from scratch. Available resources include: • Selected Toradex platform • Initial emitter prototypes • LTspice simulations • Preliminary coil measurements • System architecture definition • Technical support from experienced electronics engineers who will participate in periodic design reviews ________________________________________ 4 Deliverables • System architecture • Schematics • PCB layout • BOM • Embedded firmware • Prototype bring-up and validation • Support for manufacturing of the first prototype batch ________________________________________ 5 Desired Skills We are looking for engineers with experience in one or more of the following areas: • Analog electronics • Mixed-s...

...the entire scope covered: panel placement and sizing, branch-circuit layout, conduit and cable runs, outlet positioning, lighting fixture rough-in, and final device terminations. All work must comply with the latest NEC requirements and local codes, including proper AFCI/GFCI protection, load calculations, grounding, and bonding. If you regularly use tools such as AutoCAD (or similar) for schematics and can document each circuit with clear schedules, that is a plus. Deliverables I need to sign off on: • A complete single-line and layout drawing of the home’s electrical system. • A circuit schedule that details breaker ratings, wire gauges, and load estimates. • On-site installation (or step-by-step guidance) of panels, wiring, outlets, and lightin...

I’m looking for two skilled CAD specialists who can turn my kitchen concepts into factory-ready 2D schematics. Your sole focus will be modern-style cabinet designs; no electrical or plumbing layouts are required. What you’ll produce: • Fully dimensioned plan, elevation and section views for every cabinet component • Clear annotations for materials, edge treatments, joins and hardware positions • A concise legend or note block so the manufacturing team can read the drawings without ambiguity Acceptance will be based on correct scale, clean layer management, and consistency with the modern aesthetic I’ll share in reference photos once we start. If you’re comfortable working quickly and precisely, I’m ready to kick this off right awa...

I need an experienced Power Electronics / Hardware Design Engineer to review and verify my medical IVD device power supply schematic before PCB layout. This is not a design project. The schematic has already been completed....or other international medical device approvals will be considered a strong advantage. Deliverables Reviewed schematic with detailed comments List of recommended design changes Power supply reliability recommendations EMI/EMC improvement suggestions PCB layout recommendations Final design review report before PCB layout Please apply only if you have proven experience reviewing power supply schematics for medical, IVD, laboratory, or industrial electronic products, with a strong understanding of IEC 61010, IEC 61326, EMI/EMC compliance, and regulatory design ...

...HRV/ERV approach; I’d like you to evaluate the house envelope and recommend the most sensible option for continuous, quiet ventilation that won’t compromise the heating balance. Hot water supply : as the boiler will be sized for the heating system, it should also be sized for the domestic hot water Deliverables 1. Room-by-room load calculations (Manual J or equivalent). 2. Piping and wiring schematics showing boiler, pumps, manifolds, mixing controls, and ventilation routing. 3. Equipment schedules with model numbers, performance data, and control strategy notes. 4. Scalable PDF and DWG drawings ready for permit submission and installer reference. 5. A brief commissioning checklist outlining flow-balancing points and sensor locations. Acceptance Criter...

...Mechanical – complete HVAC sizing, layout, and ventilation strategy that satisfies current code and the performance needs of a customer-facing retail environment. • Electrical – panel schedules, circuiting, lighting layout with power densities, and any specialty outlets or low-voltage runs typical for merchandising, POS, and back-of-house areas. • Plumbing – domestic water, waste, and vent schematics, plus any required roof drains or condensate routing tied to the HVAC equipment. Deliverables must be provided in PDF for review and in CAD format for coordination. Please include load calculations, equipment schedules, and a concise code compliance summary in the final submission so permitting can proceed without revisions. If you have recent experi...

I need a complete design for an FSK RF receiver that operates at 2.4 GHz with a ...decision has to balance performance with tight power and size constraints. Key features I must hit: • Low power consumption • High data rate The demodulator has to handle GFSK only; no other modulation schemes are required. If you have an existing IP block or proven architecture that already meets these specs, I’m open to licensing it—otherwise, a ground-up design is fine. I’m expecting schematics, layout (Altium, KiCad or similar), a BOM that can be sourced today, and simulation or bench results that prove sensitivity, selectivity and data-rate targets at the stated bandwidth. Please let me know what test equipment or software you’ll use so we can agree ...

...clean, editable DWG that mirrors the source drawing and includes the new, size-labelled components. A quick PDF plot of the final sheet for visual review would be appreciated as well. Attached you will see a couple of images the full piping schematic that needs to be converted to dwg and the modifications file (considering between markers c and e) and a sideview schematic also require those schematics changes will be provided. So to round this up, is the piping schematic drawing modification (sample provided) and convertion to dwg and pdf of it, and the sideview schematic will be provided to apply the same changes to that piping schematic top view....

Control Panel Electrical Designer & Mentor Needed (Schematic + Panel Layout) I'm looking for an experienced electrical control panel designer who can help me create professional control panel drawings while teaching me the process so I can maintain and expand the designs independently in the future. Project Scope Develop complete electrical schematics for a control panel. Create the physical panel layout showing component placement, wire ducts, terminals, DIN rails, etc. Produce organized, professional drawings suitable for manufacturing and future revisions. Explain your design decisions and best practices throughout the project. Training Requirement A key part of this project is knowledge transfer. I don't just want the finished drawings—I want to learn how ...

...possible with 4 holes M3 at the corners. Electrical highlights • True gigabit switching performance across all six ports, with robust QoS and VLAN support. • 70 W continuous PoE available on 3 of 6 ports, other 3 ports 20 W. • 50V output voltage for POE • Input-voltage capability: 10-26V • Protection for reverse polarity, surge, and hot-swap events is essential. What I expect from you 1. Schematics showing switch silicon, PoE controllers, DC-DC stages, magnetics, and protection. 2. A multi-layer PCB layout that respects impedance control, thermal relief for the power stages, and the front-panel JST-GH footprint. 3. Fully populated BOM with sourcing notes. 4. Firmware or register scripts needed to bring up the switch IC and enable PoE PSE fea...

...design • Sensor integration Day-to-day, you’ll be writing tight C/C++ for the MCU, using Python for test harnesses or quick validation scripts, and advising on component choice, schematic capture, and PCB layout. Expect to bring up the first boards, tune power consumption, and create the drivers that let all sensors report reliably to the cloud. Deliverables I’m counting on: 1. Complete schematics, BOM, and ready-for-fab Gerber files. 2. Well-documented firmware (C/C++) with build instructions. 3. Python test scripts confirming sensor performance and connectivity. 4. A short report summarising test results, power metrics, and next-step recommendations. If you enjoy owning the entire embedded pipeline and can demonstrate previous IoT success, I’...

...**Target efficiency:** 85–90% ### 6. Mechanical & Environmental Requirements * Maximum Dimensions: 280 × 120 × 240 mm * Industrial chassis-mount enclosure * Forced-air cooling using temperature-controlled fans * No power derating up to +40°C ambient * Target MTBF: ≥100,000 hours ### 7. Required Engineering Deliverables (Full IP Transfer) Upon completion, the following must be provided: 1. **Schematics** * PDF * Original source files (Altium, Protel, or OrCAD) 2. **PCB Design** * Gerber files * PCB source/layout files 3. **Firmware** * Complete commented source code * Programming instructions 4. **Bill of Materials** * Complete BOM with original manufacturer part numbers 5. **Mechanical Design** * STEP or IGES 3D C...