Wireless charging jobs

...and protected. I’m leaning toward a purpose-built cable management system rather than opening the walls. All wiring should finish tucked neatly under the desk, routed through trays, raceways or similar hardware that keeps nothing accessible to paws or teeth. Wherever a cord must drop to floor level, please propose a solution that stays flush against furniture or baseboard so it still reads as “wireless” at first glance. Key goals • Map and re-route every existing lead for power, audio, video and data. • Supply and install under-desk trays, channels or grommets sized to my current and future gear list. • Label both ends of each cable so swapping equipment is painless. • Leave the studio spotless—no loose offcuts or debris once ...

...classroom screen. • Documentation & files: CAD drawings, BOM with sourcing links, wiring diagrams, and a step-by-step guide that a school tech team could follow to assemble or maintain the unit. • Prototype validation: short video or live demo proving touch accuracy, response time, and image uniformity. While the must-have is interactive touch, I’m open to recommendations on optional extras—wireless connectivity or even a 4 K optical block—so feel free to flag those if they strengthen the overall design. I’ll review progress in logical milestones: concept, detailed design, prototype, final refinements. Once each stage meets the agreed acceptance tests (touch accuracy within ±2 mm across the screen, minimum 3 000 lumens real-world...

I need an energetic field rep who feels at ease knocking on doors in the local neighborhoods I designate. Your job is straightforward: introduce the offer I provide, spark genuine interest, and record each interaction so I can follow up or close the deal myself. This campaign is for Verizon Wireless direct marketing. You will receive a concise briefing on the product or service, talking points, a simple tracking sheet, and a mapped route. I’ll expect a daily summary that notes doors approached, conversations held, and hot leads identified. Because we are staying hyper-local, punctuality and a friendly, community-oriented approach matter more than a flashy sales pitch. If you have prior door-to-door or face-to-face sales experience and can start quickly, let’s talk so I...

I’m building a compact digital cl...runs from a rechargeable Li-Po cell, and tops up through a USB-C port with on-board charging circuitry. The firmware needs to cover three operating modes: a standard alarm clock, a configurable countdown timer, and a Pomodoro-style work cycle. Here’s what I need from you: • Complete schematic with microcontroller selection, Li-Po charge/​protection IC, buzzer driver, speaker, and all support components. • PCB layout optimized for low power and minimal footprint while keeping the USB-C routing compliant. • BOM • Production-ready Gerbers, drill files, and pick-and-place data. • Simple bootloader or ISP header so I can reflash firmware easily. (is it possible to flash firmware through the USB-C cha...

...Ifugao Provinces. If there are no orders, I stock up my inventory inside my warehouse, or leave the cement in the trailer truck and wait for orders from customers before delivering the cement. Give me an efficient and easy to follow monitoring system of my business, from picking up the cement, to delivering it to customers. Include the accounting part of paying the cement to the suppliers, until charging the customers their amount due as well. I am flexible on layout as long as navigation stays simple and everything happens through pop-ups, not manual row editing. Please send a brief but detailed project proposal describing how you will structure the workbook, the key VBA procedures, and any user-defined functions you expect to add. A short video or screenshot from a similar pr...

...LiFePO4 pack and deliver 220 VAC. The unit must operate reliably indoors and outdoors, fit comfortably within a 10 × 20 cm footprint, and meet commercial-grade durability standards. Core electrical requirements • True sine-wave topology with ≥90 % efficiency under typical load • Clean 220 VAC output, THD ≤3 % at 150 W, full-power capability to 300 W • Input 12 VDC nominal, LiFePO4 profile charging via high-frequency PWM • Integrated SoC display or LEDs for real-time battery percentage and charge status Protection & safety Over-temperature shutdown, overload limiting, and fast-acting short-circuit protection are mandatory. Design choices must reflect these protections (e.g., NTC placement, current-sense shunt sizing, MOSFET SOA calcu...

I have an idea for a two-way text-messaging gadget that is no larger than a common correction-tape dispenser. The brain of the unit must be an ESP32-C3 and the only wireless link I need is Wi-Fi—no Bluetooth fallback. Power will come from a small, replaceable battery rather than USB or a rechargeable cell, so every milliamp you can save counts. Here is what I expect when we are done: • A compact PCB layout that fits the rough footprint of correction tape (around 95 × 25 × 15 mm; I can adjust a little if it helps with antenna clearance). • Complete schematic, Gerbers and a concise BOM with readily available parts. • Firmware built with ESP-IDF or Arduino-ESP32 that can send and receive short text payloads over Wi-Fi, display them (even a simple ...

My goal is to get our small-to-mid-size office network running smoothly, securely, and with room to scale. The work is purely technical support focused on full network setup and ongoing maintenance. Scope of the job The environment includes routers, switches, several wireless access points, and a mixed fleet of laptops, VoIP phones, and IoT devices. I need someone to: • Plan and configure the wired backbone (VLANs, trunking, QoS) • Optimise WiFi coverage, assign channels, and fine-tune roaming settings • Harden the entire network with firewall rules, WPA3, and up-to-date firmware Most of the hardware is already on-site and powered up; it just isn’t talking to each other reliably. You’ll start with a quick audit, document the current layout, prop...

...explaining build steps, calibration constants and how to extend the code for extra sensors I will test by flashing the hex file onto a dev board wired exactly to your schematic, connecting a 12 V lead-acid battery and checking that the system powers up, reads voltage correctly and cuts off at the threshold you set in code. Feel free to suggest improvements such as temperature compensation or charging logic if you think they add value....

I am heading to Venezuela for a fast-moving breaking-news assignment and need a versatile local partner who can operate as both cameraman and fixer from day one. The story will unfold live, so you must be comfortable running full-broadcast workflows on the fly—think ENG shoulder camera, wireless audio, LiveU pack or equivalent, and a solid grasp of satellite or bonded-cellular uplinks. Your role goes beyond shooting. I will rely on you to: • Supply and transport all production gear—HD camera, tripod, lights, mics, IFB, backups, everything needed for live hits. • Secure locations, permits, and safe access in real time while maintaining situational awareness. • Line up on-the-ground interviews and coordinate local transport, crews, and last-minute logis...

I need on-site assistance in Hong Kong to measure and document the real-world speed of our wireless network. The job is strictly performance oriented—I am not looking for security or basic connectivity checks. What matters most is an accurate picture of current network speed so we can benchmark upgrades now underway. Scope of work • Visit the designated office floors and selected public areas that already have access points installed. • Run repeatable speed tests (e.g., iPerf, Speedtest CLI, or equivalent) on both 2.4 GHz and 5 GHz bands, capturing downstream and upstream throughput. • Record signal strength, client device specs, test time, and environmental notes for each location so results are reproducible. • Summarise findings in a short report...

...moment stations associate, the next they are kicked off and reconnect seconds or minutes later. Wired traffic is solid, so the fault is isolated to the wireless stack or its configuration. I need someone who knows OpenWRT internals—hostapd, netifd, wpad, mac80211, ath10k/ath9k debugging, the lot—to dig into the logs, capture traces, and tell me exactly why these disconnects are happening. Expect SSH access to a lab unit as well as copies of the build config and recent commit diff from the image builder. What I consider a successful engagement: • A concise report identifying the root cause (driver bug, mis-match between kernel and wireless drivers, bad regulatory domain, mis-timed roaming settings—whatever you find). • A working fix or cl...

...wide, energetic shots of the exhibitor booths so viewers feel the scale of the fair. I’m aiming for a tone that mixes professional polish with a friendly, approachable vibe—think concise questions on-camera, balanced by lively walk-through footage of the stands. Here’s what I need from you: • A skilled videographer who can work on-site in Guangzhou with your own camera, gimbal or stabiliser, wireless lav mic and basic lighting. • A confident, camera-ready model or presenter who can stand in for our team during intros, transitions and short product pitches. • Same-day guidance on key talking points so we can keep interviews tight and manageable. • Delivery of all raw footage plus one highlight reel (2–3 minutes) that blends the i...

...and generous pedestrian walkways that knit the towers together and link naturally to existing public-transport stops. • Building programmes that combine apartments, fitness centres, curated retail, and rooftop gardens to deliver a genuine live-work-play environment. • Clear circulation for residents, visitors, and service vehicles, plus realistic provisions for micromobility and future EV charging. • Sustainability strategies compatible with LEED-style metrics—passive solar massing, green roofs, storm-water capture, and energy-efficient envelope guidelines. Required deliverables 1. Overall site plan (to scale) showing tower footprints, podium layouts, open-space hierarchy, traffic ingress/egress, and pedestrian desire lines. 2. Massing studies and ...

... with the firmware properly configured and tested. Existing Hardware The current design includes, among other components: * ESP32-WROOM-32 * LAN8720A Ethernet PHY * CH340C USB-to-UART interface * USB input * 3.3 V power regulation * Separate Ethernet power rail * USB ESD protection * Fuse / reverse-polarity protection * Ethernet RJ45 interface * Status LED * GPIO expansion header * ESP-NOW wireless communication * Ethernet communication through LAN8720A The PCB is a 4-layer design. Main Requirements 1. Hardware / Schematic Review Thoroughly review the existing KiCad schematic and verify: * ESP32-WROOM-32 connections * LAN8720A connections * RMII interface * Ethernet clock configuration * GPIO assignments * CH340C USB-UART circuit * Auto-programming/reset circuit * Power s...

...a compact prototype PCB capable of monitoring environmental conditions and communicating wirelessly through Wi-Fi/Bluetooth. Main Requirements: The PCB should include the following: * ESP32-C3 module * BME280 temperature, humidity and pressure sensor * Ambient light sensor * Sound sensor/microphone input * 0.96" I2C OLED display * Li-ion battery connector * Li-ion battery charging circuit * USB-C connector for charging and power * 3.3 V voltage regulation * Power ON/OFF switch * User push button * Status LED * GPIO expansion header * Required protection and decoupling components Power The board will be powered by a single-cell Li-ion battery. The USB-C connector should be used to: * Charge the battery * Power the board when connected to USB The design should incl...

I need a complete set of EPLAN schematics that map out the electrical drivetrain of my vehicle prototype. The focus is strictly on the electric motor and its controller; auxiliary items such as battery packs, charging modules, or transmission layouts are outside this job’s scope for now. You are free to work without binding standards, so feel comfortable applying your own best-practice symbols, macros, and page templates in EPLAN Electric P8. What matters most is clarity, consistent device tagging, and tidy routing so my in-house engineers can drop your file straight into the broader vehicle project. Deliverables • Native EPLAN project file (.elk / .zw1) with all pages clearly labeled • PDF export for quick review • Simple parts list (motor, controller, ...

...Dialogue Direction: Ensure actors deliver lines in clear, neutral English suitable for an international audience (avoiding heavy Pidgin so global viewers can follow along easily).Delivery: Clean and organize the raw footage, and upload all 4K video files along with high-quality wireless audio recordings to our shared Google Drive :Access to a modern mirrorless camera or high-end smartphone capable of shooting clean 4K video at of a wireless lapel microphone system (e.g., DJI Mic, Rode Wireless, or high-quality equivalent). Clear audio is communication skills and responsiveness over WhatsApp/Freelancer.com.A portfolio or showreel showcasing your cinematography, lighting, and ability to capture emotional human to Apply:Please submit your

...receipts, and sales shipments stay perfectly in sync without double entry. If you have done ERP bridges before, please highlight that experience. What I expect from you: • A Windows-based application (or well-packaged web app that runs smoothly on Windows) with live inventory tracking and built-in barcode scanning workflow. • Guidance on selecting and configuring compatible scanners—USB or wireless. • A working integration module for my current ERP (details shared after award). • Clear documentation plus a brief remote hand-over session so the in-house team can maintain daily operations confidently. If you can deliver a stable demo that shows real-time updates, barcode input, and sample data flowing into an external system, that will speed up s...

Network design and implementation involving Aruba CX switch configuration, Aruba wireless controller configuration, and Aruba SD-WAN EdgeConnect integration. Responsible for preparing Low-Level Design (LLD) documentation, including subnetting, IP addressing, VLAN and port allocation for CCTV, BSD devices, AV/TV systems, and other network endpoints in accordance with company VLAN standards. The design also includes detailed network topology and diagrams. The wireless infrastructure is managed using ArubaOS 8 (AOS 8) rather than Aruba Central.

...suppression * MOSFET/driver stages where appropriate * Relay driver circuits * Isolation where appropriate * Protection between field wiring and the ESP32 The ESP32 GPIOs must not be exposed directly to unsuitable field voltages or loads. ⸻ 6. HMI & Communication The system will communicate with an ESP32-S3 based HMI/display controller. The current system uses an ESP32-S3 7-inch touchscreen HMI and wireless communication is being explored/implemented using ESP-NOW/Wi-Fi. The PCB engineer should design the controller architecture so that communication with the HMI is reliable and practical. The engineer should also recommend the most appropriate physical communication/interface architecture if changes are required. ⸻ 7. Cellular / Connectivity A cellular communicatio...

...HASSLE | 0–6 sec **Visual:** An Ather owner takes the charger out, struggles with tangled cables, and bends down to place the charger on the floor. **Camera:** Quick close-ups: tangled cable → charger in hand → charger placed on floor. **Voice-over:** “Own an Ather? Then you probably know the daily hassle — taking out the charger, untangling the cables, and finding a safe place to keep it while charging.” **On-screen text:** “Tangled cables? Charger on the floor?” --- ### SCENE 2 — THE RISK | 6–11 sec **Visual:** Close-up of the charger lying on the floor. Someone walks close to it; the cable gets pulled slightly. Show dust/water nearby without actually damaging the charger. **Voice-over:** “Keeping your char...

I’m building a compact IoT board that can collect sensor data, push it wirelessly to the cloud, and drive simple actuators—all on one reliable PCB. At the heart of the design I need a low-power microcontroller paired with the necessary sensors; wireless connectivity (Wi-Fi, Bluetooth or whichever protocol you recommend) will complete the link to the outside world. Here’s what I expect you to deliver: • Schematic and PCB layout files (Altium, KiCad, or similar) • Optimised BoM with readily available parts • Gerbers, pick-and-place, and fabrication notes • Basic firmware pin-map to confirm that the microcontroller, sensors, and control lines are correctly routed Please send a concise but detailed project proposal that shows how you&rsquo...

I want a self-contained GPS tracker that snaps magnetically onto a car’s chassis and keeps reporting its real-time location without relying on any phone app or cloud dashboard. All positioning data should come straight from the device itself—either displayed on a small built-in screen, spoken through a buzzer/voice prompt, or transmitted by SMS/GPRS so I can query its whereabouts on demand. Key points I need covered: • Stand-alone operation – no external app or web portal required • Strong magnetic mount suitable for everyday cars, remaining secure at highway speeds and through rain, heat, and light off-road vibration • Accurate GPS/GLONASS reception with frequent, user-configurable update intervals • Long-life rechargeable or replaceable ba...

I need a solar porch/patio designed primarily for charging electric vehicles or backup electricity. It is approximately 36 feet long Key requirements: - Design and installation of solar porch patio - Integration of 1-2 Level 2 (240V) EV chargers - Focus on durability and weather resistance Ideal skills and experience: - Solar energy system design and installation including structural and electrical components. - Electrical engineering background - Experience with EV charger installation - Knowledge of local regulations and permits Looking for a professional who can ensure safety, efficiency, and high-quality workmanship. Please share your portfolio and relevant experience.

...Search The homepage must include a prominent "Find Your Part" search. Customers should be able to select: Model: * Tesla Model 3 * Tesla Model Y Year: * 2018+ * Years should be expandable as inventory grows Drive / Trim: * RWD * Long Range AWD * Performance Part Category: * Lighting * Body * Mirrors * Wheels/Tires * Suspension * Steering * HVAC * Interior * Electronics * Cameras/Sensors * Charging * Drive Units * High Voltage Battery * Glass * Other The developer should recommend the best Shopify automotive fitment/filtering solution. 3. OEM Part Number Search The website must allow users to search directly using Tesla OEM part numbers. Example: 1493325-00-C Search results should return compatible inventory where that OEM number or related revision is rec...

I’m ready to roll out a full-scale 5G wireless communication system and need a telecommunications professional who can drive the entire implementation. The role is hands-on: turning requirements into a working network, guiding teams on-site and remotely, and ensuring that every milestone meets international as well as local compliance standards. Because we’re moving straight into deployment, I’m looking for someone with an extensive background—around eighteen years—in both national and cross-border projects, comfortable coordinating multiple vendors while keeping project documentation airtight. A solid history in project management is important, yet the primary focus here is technical implementation: radio planning, core network integration, performan...

I have misplaced the wireless passphrase for my own office network. The setup uses a Brand B router and I currently have no administrative access, so I cannot simply log in through the web console. Because it is my network—confirmed as an office environment rather than public or third-party—I need a network security professional who can guide me remotely (or supply a clear, step-by-step procedure) to regain control. Acceptable approaches include safely extracting or resetting the WPA/WPA2 key, flashing or factory-resetting the router without erasing critical ISP settings, and then helping me configure a new, strong password and basic security best practices. Your work is finished when: • I can reconnect all office devices using the recovered or newly set passp...

...products Updating relevant product/category keywords where appropriate Checking basic indexing/SEO issues and reporting important issues Important This is a long-term maintenance opportunity, not a one-time project. Because we have only a few SKUs, we expect the monthly workload to remain reasonable. We want a freelancer who can provide reliable, responsive and professional support without charging separately for every small product or content change covered by the monthly agreement. Budget: ₹2,000 per month Please confirm: 1. Your WordPress/WooCommerce experience 2. Your SEO experience 3. Whether you accept the 3-month trial at ₹2,000/month 4. Exactly what is included in your monthly maintenance 5. Your normal response time for minor changes 6. Whether you are...

...architecture note first: form approach, agent host, token billing Milestones. Do not redesign the whole site Answer these in your bid or it will be ignored Link or describe a live Beehiiv + Stripe subscription form you shipped. Have you updated a form on an existing 10Web / WordPress page without rebuilding the site? How will you bill Claude tokens on top of the Beehiiv plan without double-charging? Where will the daily agent run, and why is that safe on 10Web? Fixed price, days to finish, and what you need from me on day one. Confirm NDA and that you will not reuse my content, prompts, or subscriber data. No generic “I can do this” bids. Suggested milestones Audit live URL + update subscription form + Beehiiv/Stripe webhooks Daily Claude publish agent Token met...

...(likely IMU or optical flow—open to your proposal). What I need from you 1. Complete schematic in KiCad, Altium, or Eagle (your choice—exportable to Gerber). 2. 2-layer (or justified multilayer) PCB layout, routed for a circular form factor with clear mounting points for wheels and battery. 3. BOM with manufacturer part numbers and availability notes. 4. Power system: safe lithium battery charging circuit (USB-C preferred) and protection. 5. Design files ready for fabrication plus an assembly drawing that shows component placement and wheel integration. Acceptance criteria • All nets pass ERC/DRC. • Gerbers import without errors at JLC or PCBWay. • ESP32 antenna keep-out and ground clearance follow datasheet guidelines. •...

...details 6. INTERIOR FURNITURE LAYOUT – ALL ROOMS Show practical furniture placement for every room. LIVING ROOM: * Sofa * Centre table * TV unit * TV point * TV wall * Electrical points * AC * Curtains * Windows * Storage if required BEDROOMS: * Bed size and position * Headboard * Bedside tables * Wardrobe * Dressing table * TV and TV point where required * AC * Fan * Lights * Switchboards * Charging sockets * Study/work table where required * Windows and curtains DINING: * Dining table size * Number of chairs * Proper dining position * Pendant/chandelier point * Electrical points * Crockery/storage provision where required Furniture must properly fit the actual room dimensions and must not obstruct doors, windows or circulation. 7. FALSE CEILING / LOW CEILING DETAIL...

...- LoRa IoT Telemetry System (ESP32-S3 / nRF52840) Description Overview We're a start-up company building a ruggedized wireless sensor network for remote field monitoring. We're looking for an experienced embedded engineer (or a small shop) to design, assemble, flash, and bench-test production-ready sensor nodes and a cellular gateway, built to a detailed technical spec we provide after NDA. This is a build-to-spec engagement: you own hardware sourcing/assembly and firmware implementation/validation. Cloud infrastructure, field deployment, and end-customer work are out of scope and handled in-house. What you'll build (high level) Battery- and solar-powered wireless sensor nodes with proximity, motion, and vibration sensing Long-range sub-GHz (LoRa / SX1...

...functions. - Use Defibrillator functions. - Use Cardioversion functions. - Use Pacing functions. - Use the CPR Metronome. AED AND DEFIBRILLATOR REQUIREMENTS AED Mode and Defibrillator Mode must work in both: - Monitor Mode. - Standalone Monitor Mode. Defibrillator Mode must include: - Switching the defibrillator on. - Selecting the energy level. - Pressing the Charge button. - Displaying the charging state. - Delivering a simulated shock. - Updating the simulation state after the shock. - Synchronizing the event with the monitor during a remote session. - Cardioversion as a function within Defibrillator Mode. - Pacing as a function within Defibrillator Mode. The CPR Metronome must be available as a function within both AED Mode and Defibrillator Mode. The user must be able...

...functions. - Use Defibrillator functions. - Use Cardioversion functions. - Use Pacing functions. - Use the CPR Metronome. AED AND DEFIBRILLATOR REQUIREMENTS AED Mode and Defibrillator Mode must work in both: - Monitor Mode. - Standalone Monitor Mode. Defibrillator Mode must include: - Switching the defibrillator on. - Selecting the energy level. - Pressing the Charge button. - Displaying the charging state. - Delivering a simulated shock. - Updating the simulation state after the shock. - Synchronizing the event with the monitor during a remote session. - Cardioversion as a function within Defibrillator Mode. - Pacing as a function within Defibrillator Mode. The CPR Metronome must be available as a function within both AED Mode and Defibrillator Mode. The user must be able...

I’m upgrading five separate commercial sites to support more than five Level 2 electric vehicle chargers in each car park and need clear, professional concept plans to move the projects forward. What I’m after • A site-specific concept drawing package for each property showing proposed charger locations, conduit routes, panel connections and a clean single-line schematic. • Basic load calculations and any transformer or switchboard upgrades that the concept requires. • A brief narrative per site explaining assumptions, code references and next-step recommendations so my facilities team can present the plan to local utilities and obtain detailed quotes. File format PDF for easy sharing plus the editable source (AutoCAD or Revit—whichever you’...

... 4-layer, sealed/IP67, battery-powered wireless sensor board (built around an ESP32-S3 module) for a sports-court sensor system. The design is largely complete: schematic captured, board placed and routed across all 4 layers ( / GND plane / POWER plane / ), DRC-clean against JLCPCB's fab-floor rules, and most components matched to real, in-stock LCSC part numbers with a JLCPCB-format BOM and CPL/position file already prepared. We need an experienced PCB/hardware engineer to (1) independently review and validate the existing design before we commit to fab, and (2) close out two specific open items described below. Scope of work 1. Design review / sign-off - Review the schematic and board for correctness: power architecture (battery charging, buck-boost 3.3V rail, 5V...

I need a hardware engineer who can t...and alternate components. 3. Production-ready firmware (C/C++, MicroPython, or Rust) capable of sampling sensors, timestamping readings and pushing packets via MQTT/HTTP. 4. One assembled prototype with test report demonstrating accuracy within ±1 °C and ±3 % RH over 48 h of continuous operation. Acceptance Criteria • Pass 24-hour burn-in at 60 °C without reboot or data loss. • Stable wireless link in a metal-heavy environment at 30 m line-of-sight. optional PEO integration as well • Data payload adheres to a JSON schema that I will share once we engage. If you’ve shipped industrial IoT boards before, know your way around sensor fusion, and can document each step for a smooth hand-off to...

I’m consolidating an existing prototype into a single industrial-grade PCB that hosts an ESP32 module for wireless connectivity and an ATmega328 for deterministic tasks. The board’s main job is high-accuracy sensor data collection, but it must also drive several stepper motors, so clean analogue front-ends and rock-solid power electronics need to live happily beside 24 V motor drivers. Scope • Schematic capture that merges the two MCUs, level-shifting and all necessary isolation between the low-noise sensor domain and the higher-current motor domain. • PCB layout ready for fabrication: four-layer minimum, controlled impedance where appropriate, wide creepage on the power stage, and industrial connectors (Phoenix-style) for field wiring. • Integrated...

I’m overhauling a mixed-use facility’s cooling plant and need a refrigeration engineer who can take full ownership of our halocarbon handling—R513A is the primary gas in service. The heart of the job is precise refrigerant management: safe recovery, evacuation, and weight-based charging that meets EPA and local compliance standards while minimising losses. To make sure the upgraded plant is sized and routed correctly, I also need rigorous system validation. Provide fresh thermal load calculations and walk me through the numbers, then overlay any changes on the existing blueprints so I can see exactly how the airflow, pipework, and control wiring tie together. If you prefer CAD, even better—send the annotated layouts so my onsite crew can build straight from ...

...fully tested working prototype. Here is what the assignment looks like on my end: • Research & concept validation – Analyse existing solutions and pinpoint realistic targets for speed, range, weight, and foldability. – Produce a short report that weighs trade-offs so we can lock in the primary feature set. • Electrical architecture – Select motors, batteries, BMS, motor controller, sensors, and charging solution. – Draft schematics, PCB layout, and provide BOM with sourcing info. • Prototype build – Assemble and wire the first unit, integrating the chosen components into a safe rideable chassis (mechanical help can be arranged if you specify requirements). – Flash firmware / configure controllers, then bench-test and road...

...electronics professional to methodically test and troubleshoot a consumer-grade device that is showing persistent battery-related problems. The unit fails to hold charge consistently and occasionally shuts down without warning, so I want a clear diagnosis of the underlying circuitry and a practical repair or redesign recommendation. Here is what I expect: • Bench-level testing of the power stage, charging circuit, and protection ICs • Identification of faulty components or design flaws causing the battery issue • A concise report summarising test procedures, measured results (voltage, current draw, ripple, thermal behaviour), root-cause analysis, and proposed corrective measures • Optional: firmware review if the fault points to power-management code ...

...all types of customer oriented field problems Network setting for TCP/IP and Internet setup. Trouble shooting of all types of Hardware and software applications problems. Configuring & troubleshooting of Desktop/Laptops for L1, L2 & L3 levels & Managing backup and recovery. Configuring & troubleshooting of printer, scanner & LAN related issues reported by users Installation and configuring of wireless Data Cards in users laptops. Exposure in Active Directory user creation & deletion Maintenance and Troubleshooting of connectivity problems using Ping, Trace route. User group policies creation & modification Monitoring of virus issues through Quick Heal Endpoint Protection antivirus. Regular data & mail backup of MS outlook (PST files). Passwo...

...jump in remotely and sort out two nagging problems for me: 1) My laptop refuses to talk to the wireless printer. The network sees other devices just fine, yet every time I try to print nothing goes through. I’d like you to check drivers, Wi-Fi settings, and the printer’s own network configuration so the machine shows up reliably and accepts jobs without a hitch. 2) PDFs are displaying incorrectly on both my laptop and my iPhone. Files stored in iCloud Drive and OneDrive sometimes open with missing characters or shifted formatting. The aim is to have every document render the same way on both devices, whether I view them in Acrobat, Preview, or the native Files app. Deliverables • A stable wireless connection between the laptop and printer, confirmed w...

...design** available for sale or licensing. I am **not looking to develop a new inverter from scratch**. The design should preferably meet the following requirements: * 12V, 36V, 24V and 48V DC input * 120V / 220V AC output * 50/60 Hz * Low-frequency transformer based * Pure sine wave output * Approximately 1.5kW to 12kW continuous power * MOSFET based H-bridge * SPWM control * Battery charger / AC charging preferred * Automatic transfer between AC and inverter preferred * Short-circuit protection * Overload protection * Battery under-voltage and over-voltage protection * Over-temperature protection The package should include: * Complete schematic * Editable PCB design files * Gerber files * BOM * Firmware/source code * Microcontroller programming files * Transformer specifica...

...automatically begin recording after GPS lock * Data should be downloadable afterward through USB and/or a simple Wi-Fi webpage * Battery charging through the XIAO USB-C port * ON/OFF slide switch * Target operating time: approximately 30–60 minutes Important physical requirement The finished device needs to be as compact and lightweight as possible, ideally around: 40 × 25 × 12 mm or smaller under approximately 20 g where practical The GPS ceramic antenna must remain unobstructed. Scope I need the freelancer to: * solder and assemble the supplied components * program the ESP32-S3 * verify stable 10 Hz GPS logging * test battery operation and charging * provide the firmware/source code * provide a sample recorded GPS file * help arrange the componen...

...iPhone 15 ("Techs") housing a custom PCB, battery, ESP module, and a 1.69" TFT display (240×280, ST7789) positioned beside the camera. This is a real hardware product going to manufacturing — not a concept render. We need the complete enclosure design taken all the way to production-ready files. Scope — full enclosure design: Precisely fitted to iPhone 15 dimensions (camera module, buttons, ports, charging alignment) Body + lid + internal PCB housing + battery compartment + display window Slim, pocket-comfortable profile despite housing electronics iPhone-recognizable silhouette (camera cutout, optional Apple logo visibility) Our brand logo ("Techs") engraved/embossed or otherwise integrated into the case design — placement and ex...

Custom Embedded Video Telemetry & Data Acquisition System We are seeking an experienced Embedded Systems / Hardware Integration Engineer to develop a compact proof-of-concept prototype for a low-latency, point-to-point wireless video and data acquisition system. Key Requirements: - Custom PCB design, schematics, and hardware integration - Digital video interface & processing (MIPI CSI / HDMI / H.264/H.265) - Low-latency wireless transmission and RF optimization - Firmware tuning, bitrate optimization, and power management - Compact thermal management and NTC-based safety protection - Li-Po power architecture with 4–5 hours target runtime - Prototype assembly, testing, and range/stability validation Engagement: Phase 1 – Architecture & component fea...

...**Responsibilities:** • Develop creative concepts and write engaging scripts/hooks • Shoot professional promotional videos in Delhi • Direct the host/actors appearing in the videos • Edit videos with captions, music, sound effects and colour grading • Deliver vertical videos suitable for Instagram Reels and Meta Ads **Requirements:** • Must be based in Delhi/NCR • Must have their own camera, wireless microphone and lighting equipment • Experience creating travel, lifestyle or promotional content • Strong understanding of social-media trends and attention-grabbing hooks This is a **paid, project-based freelance role**. We will begin with one test advertisement, followed by regular monthly projects if the work is satisfactory. To ap...

I need an experienced network professional to configure a set of TP-Link routers that run our entire office network. The goal is a clean, reliable topology that supports about thirty wired and wireless users, handles printers and shared storage smoothly, and leaves room for future expansion without a complete redesign. You will review the current layout, draft an optimal IP scheme, and apply best-practice settings on every TP-Link device—everything from WAN parameters and DHCP scopes to VLAN segmentation and traffic-shaping rules. Once the configuration is live, I expect basic performance tests to confirm stability and documentation that lets my in-house team understand exactly what you changed, why it was changed, and how to replicate it on replacement hardware. Please outl...