Wireless jobs

reconfigure harness system to wireless system

...simultaneous spaces—a training center for the audience and a small breakout room for the trainer whose feed must be audible back to the main floor. I need a seasoned audio-visual technician who can come on-site, provide and configure the gear listed below, and manage the full show, live-stream link between rooms. The core setup • 5 lavalier microphones for the training center speakers • 1 handheld wireless mic for audience Q&A and “mic-running” • Speakers adequate for clear coverage of the training center (1,600 sq ft) • A sound mixer (please bring or specify the model you prefer). We have a mixer on-site - photos are attached. • Existing floor and mounted monitors are already in place and available for use What I ...

...air-quality, and soil-moisture sensors, along with a lightweight stack that formats the data and handles wireless transmission. I have no fixed protocol in mind, so you may propose BLE, LoRa, Wi-Fi, or another option that balances range and power. • Data communication workflow: sample rate configuration, data packet structure, and a simple proof-of-concept dashboard or serial parser that shows the incoming readings clearly. • Documentation: build files, BOM, flashing instructions, and a short user guide so I can reproduce the setup or hand it to manufacturing without guesswork. Acceptance will be based on: 1. Accurate sensor readings demonstrated over at least a 24-hour test run. 2. Stable wireless link with no data loss at the agreed sample rate. 3. C...

...surrounding cities for hardware deployments, physical networking, and hands-on troubleshooting. • Active Directory & Server Management: Configure, maintain, and troubleshoot Windows Server Domain Controllers, including Group Policies, DNS, DHCP, and user access controls. • Network Security: Handle the end-to-end setup, configuration, firmware updates, and security policies for SonicWall firewalls. • Wireless & Switching: Deploy, map, and manage Ubiquiti network devices (UniFi Access Points, Switches, and Gateways). • Application Networking: Troubleshoot and optimize QuickBooks in a multi-user network environment, managing hosting modes, company file permissions, and Database Server Manager stability. Required Experience & Qualifications: • Loc...

...professionally from start to finish. The priority is clear, clean coverage of our guest speakers at the podium and during panel discussions, with crisp audio and steady, well-framed shots that will look good on both social media and our internal knowledge-share portal. The venue provides a basic stage setup and balanced indoor lighting, but you’ll bring your own 4K camera body, lenses, tripod, and either wireless lavaliers or a shotgun mic so the speakers’ voices stay sharp even when they move around. A gimbal for brief walk-and-talk segments would be a plus, though not essential. I will hand over a detailed run-sheet in advance so you know exactly when each presentation begins and ends. After the event I’ll need the raw footage plus one succinct, colour-grade...

...charging is acceptable. Temperature sensing, fan tach signals and independent thermal charge cutoff; controls and fans remain powered when charging stops. No exposed upright USB plugs, connector-supported transport loads or lid-forced mating. Tight foam does not prove the MAAK thumb screw is locked. A camera charging base is not assumed to fit loose DJI battery handles. XCover7 Pro has no built-in wireless charging. Separate device presence, electrical connection, power draw and actual battery status. Unknown required battery status must not produce READY. Do not infer full charge from time or low current. Do not invent battery APIs or temperature limits. The attached AI-generated concept is illustrative, NOT validated hardware or production CAD. Case size, power modules and int...

As per our conversations, let's map out the precise implementation of the project. Changing the imaet interface from wired body harness to wireless operation. With multiple 'clients' capability.

...simplifies repair work later. The board will live in a strictly indoor setting, so ruggedization for weather is not a concern. You will start from my current schematic and Gerber set (I’ll share them once we agree to proceed) and add the new features we discuss while keeping trace integrity, clearance rules, and component spacing in check. Please feel free to suggest additional input/output ports, wireless modules, or smarter power-management sections if you see clear opportunities; I’m open to ideas as long as the core through-hole approach remains intact. Key expectations • Update schematic and PCB layout in Altium, KiCad, or a comparable professional tool • Provide manufacturing-ready Gerbers, drill files, updated BOM, and annotated assembly drawing...

I’m putting together a small-run prototype board focused on digital signal processing that also needs onboard wireless connectivity. The goal right now is to capture a clean, production-ready schematic that I can pass straight into layout once the parts are locked in. Here’s what you’ll be working with: • 100 % digital component set—no analog front ends this time. • Core functions revolve around real-time signal manipulation plus low-power wireless links (think BLE, Wi-Fi or similar; I’m open to whichever stack fits best). • It’s strictly a development board, so easy probing, test headers and clear silkscreen labels are important. What I need from you: 1. Complete schematic in KiCad, Altium, Eagle or another well-known ...

...conversations with Gemini, verify the generated recording files, and upload the completed data following our instructions. This is a remote, guided project, and detailed documentation will be provided throughout the process. Requirements Android smartphone IOS Phone Access to a vehicle Vehicle must support the following: Bluetooth Audio (BT-A) Android Auto/Car Play (Wired) Android Auto/Car play (Wireless) Stable internet connection Ability to follow detailed instructions Ability to upload recorded files Project Tasks Participants will: Install Google Gemini using a test Google account provided by us. Verify that Gemini Live is functioning correctly. Connect their Android phone to their vehicle via Bluetooth or Android Auto. Record natural conversations with Gemini Live. C...

I need a complete solution that pinpoints abnormal behaviour across my wireless sensor network. You will have direct access to three rich data streams—raw sensor readings, detailed network-traffic captures, and accompanying environmental context—so the approach can fuse information rather than relying on a single source. Your job is to design, implement, and validate an anomaly-detection model that flags faulty nodes, suspicious traffic, or out-of-range measurements in near-real time. Feel free to select the technique that best fits the data volume and complexity; I am open to statistical, classic machine-learning, or deep-learning pipelines as long as the final system is transparent and reproducible. Python (NumPy, Pandas, Scikit-Learn, TensorFlow/PyTorch) is preferr...

PROJECT SUMMARY:Perform a comprehensive active Radio Frequency (RF) and Wireless Local Area Network (WLAN) site survey across six (6) dormitory buildings totaling approximately 308,943 sq. ft. at Tyndall AFB, FL. The objective is to evaluate coverage, capacity, signal propagation, and interference to support long-term wireless infrastructure planning. Frequency Bands: Measure and evaluate coverage across 2.4 GHz, 5 GHz, and 6 GHz (Wi-Fi 6E/7) bands. Methodology: Utilize an AP-on-a-Stick (APaaS) setup to simulate real-world access point propagation, signal attenuation through facility walls/doors, and optimal AP mounting Coverage: Conduct continuous active and passive survey walkthroughs across designated corridors, common spaces, and representative living quarters wit...

I need a custom mixed-signal circuit engineered from the ground up to drive an optical wireless communication link. The design must cleanly blend an accurate analog front-end—handling photodiode receive and LED/VCSEL drive stages—with the required digital processing blocks for modulation, clock recovery, and protocol framing. My priority is signal integrity across the entire chain: low-noise transimpedance amplification, precise ADC/DAC selection, and robust high-speed PCB layout that minimises jitter and EMI. Component choices should be commercially available and cost-effective for a small production run. Because the target is an optical wireless channel rather than Bluetooth, Wi-Fi, or Zigbee, you are free to choose or recommend the most suitable modulation ...

...and other open e-procurement portals Company Profile: JAM Infosystems Pvt. Ltd., established in 2018, is an IT infrastructure and MEP solutions company providing integrated technology and infrastructure solutions to government organizations, PSUs, enterprises, and institutions. Company website: Key Solution/Product Categories: Active Networking: Switches, routers, wireless/Wi-Fi, network infrastructure, etc. Passive Networking: Cat 6/Cat 6A, structured cabling, patch panels, racks, fiber optic cabling, modules, patch cords, etc. CCTV & Security Surveillance: IP cameras, PTZ cameras, NVRs, VMS, surveillance infrastructure, etc. UPS & Power Solutions: Online UPS, line-interactive UPS, batteries, etc. DG Sets HVAC Data Centre Infrastructure Integrated IT Infrastructure

Project Overview: Design and prototype a 446 MHz wireless audio broadcast system for indoor mosque sound in India (using the license-free PMR446 band). 1. Mosque Transmitter Unit: - Audio line-in from Mosque PA amplifier (Ahuja). - MAX9814 AGC leveler/compressor to prevent voice clipping or distortion. - Auto-VOX sound trigger to start transmitting automatically when the Muazzin speaks (zero manual buttons). - SA818S-U UHF module (1W Tx mode) tuned to 446.0562 MHz with 67.0 Hz CTCSS tone. - 50-ohm SMA connector connecting to outdoor Diamond X-50 minaret antenna via 15m RG-213 cable. - 5V DC power supply with surge protection. 2. Home Receiver Speaker Box: - SA818S-U module (Rx mode) tuned to the same 446.0562 MHz + 67.0 Hz CTCSS code. - Hardware squelch/mute control: MUST be 100% ...

...rolling out a new IP-based CCTV network that must protect both indoor and outdoor areas of our facility. The job begins with a full site survey—virtual walk-throughs and existing floor plans are available—to map optimal camera positions, cabling routes, and NVR locations. Because the entire backbone will run on Ethernet, you will need to size and specify PoE switches, storage capacity, and any wireless bridges needed for hard-to-reach exterior zones. Once the bill of materials is approved, I expect you to handle or oversee physical installation, perform all network configuration (subnetting, VLANs, port-forwarding for secure remote viewing), and fine-tune the VMS so live and archived footage streams smoothly from every camera. Acceptance criteria • Complete...

...the best back-haul (LTE or Wi-Fi), maintain secure connections and expose a clean API or MQTT/HTTP interface for the smart-home layer. Also with bluetooth, zigbee and rf. • Deliverables including schematics, PCB files, firmware source, build instructions and a short test report confirming radio performance and end-to-end alert latency. If you have previous experience blending multiple wireless stacks on resource-constrained hardware and can move from design to working prototype, I would love to review your proposal and timeline....

...damaged or obsolete parts, and leave the display fully refurbished. • Design and build a new controller unit that adds rock-solid wireless connectivity plus a battery-backup circuit so a brief power loss never blanks the screen. • Write clean firmware for that controller, making sure it can address both the seven-segment digits and the P10 matrix for centre messages. • Create a companion mobile application (Android and, ideally, iOS) that lets an authorised user: – Enter and update scores in real time – Start, stop and reset the game timer – Edit team names and the match title displayed on the centre panel • Implement a secure, low-latency wireless link between app and controller (Wi-Fi, BLE, or another protocol you...

...collect crisp opening imagery—both stills and B-roll—that can later anchor our highlight reel. Thursday 10 September This is the core day. I’ll rely on you for continuous, unobtrusive coverage of the programme. Alongside standard event footage, please prioritise: • informal networking exchanges, • attendee interactions, and • any moments featuring our company executives. A two-person wireless audio kit will be provided for short hallway-style interviews; please record clean dialogue in tandem with video. Tone I’m after a balanced feel: polished enough for shareholder reports yet relaxed enough to showcase genuine conversation and energy. Deliverables (no post-production required) • All RAW still photographs (high-resolu...

...Thursday 10 September 2026. Wednesday, £125: Focused opening coverage from 7:45am for approximately 1.5 to 2 hours, covering arrival, venue and exterior details, registration and badge collection, entering the event, initial networking, professional photography and video B-roll. Thursday, £250: Main focused coverage including professional photography, high-quality video and B-roll, plus two-person wireless audio for short conversations or mini-interviews where required. The exact start and finish time for Thursday will be agreed following Wednesday’s session, based on the priority people, sessions and opportunities identified at the event. Thursday is intended as focused event coverage rather than unrestricted full-day attendance. Any substantially extended c...

Namaste, mujhe ek Low-Cost Wireless Audio Receiver/Box Prototype banwana hai. Main pehle ek chhota working prototype banwakar uski testing karna chahta hoon. Agar prototype sahi tarike se kaam karta hai, to aage isi design ke bahut saare units banwane hain. 1. Hamara Basic Concept Hum ek aisa chhota aur kam lagat wala wireless receiver box/module banana chahte hain, jo ek main transmitter/master unit se wireless audio signal receive kare aur us signal ko speaker/amplifier tak pahunchaye. Hamara uddeshya hai ki gharon, dukaanon aur anya locations par lage chhote speaker boxes ko har jagah alag se internet/Wi-Fi se connect karne ki zarurat na pade. Main system kuch is tarah rahega: Main/Master Unit → Wireless Signal → Receiver Box → Amplifier/S...

...shots, candid photos, and general event atmosphere. - Capturing a mix of professional photos and raw video footage tailored for LinkedIn, Instagram, reels, website content, and promotional needs. Requirements: - Professional mirrorless camera (preferably Sony), 24–70mm lens or equivalent with wide-angle capability - Good-quality 4K video equipment with gimbal/stabilization for B-roll coverage - Wireless microphones for short interviews and a small portable video light if needed - Flash for quality event photography and sufficient batteries/cards for the day Important notes: - No editing is required; all original RAW files (photos/videos/audio) need to be transferred. - Focus on recognizing crucial moments rather than filming continuously. Day 1 involves lighter coverag...

I run a professional sound-system company and I want to expand into nearby hotels and restaurants that feature live music every day. Your mission is to identify the right venues in my area, speak with their decision-makers, and persuade them to engage our sound services under a 1–2 year contract. You will have full access to the list of mixers, speakers, stage monitors and wireless mics we keep in stock so you can present a clear picture of what we can supply. While talking with each venue, please confirm exactly what they normally need—for example daily live-sound setup or simple equipment rental—plus the going payment terms in the market. Use whichever combination of online research, phone calls or site visits you feel will get results fastest; I only need the w...

...developer to build a reliable wireless communication system for a fishing boat sonar. CURRENT SETUP On the boat: - Sonar - Existing sonar driver - ESP32 On shore: - Android phone WHAT I NEED I want the following architecture: DRIVER → ESP32 → Wi-Fi AP + external antenna → 300–400m → Android phone → APK The Android phone must connect DIRECTLY to the boat. STRICT REQUIREMENTS - 350–450 meters real-world range - Direct boat → phone connection - NO repeater - NO router/access point on shore - NO additional radio receiver on shore - NO internet connection required - Android phone must receive the data directly using its built-in Wi-Fi - Low latency - Fast and stable data transmission - Ideally real-time sonar image/data streaming - Th...

...ESP32-based power-control board and need a custom new board designed with additional options and make production-ready version that meets Australian mains-safety rules. Core objectives The board must run directly from the AC line via an on-board, PCB-mount AC/DC converter. From that supply it will drive four relays (10 A or 16 A) while providing accurate energy monitoring on every channel. Wireless and wired connectivity are essential: 4 G cellular, Wi-Fi, Ethernet, plus a USB interface for firmware loading. I also need Modbus for external equipment, on-board GPS for location services, and a battery-backed RTC. What I will provide • schematic of closely similar product, and datasheets for the preferred AC/DC converter, cellular module, and GPS receiver. • Mecha...

...installation * Router and switch replacement * Wireless access point installation * Digital signage / media player support * Hardware replacements * IT relocations * Asset collection and disposal * Cabling and infrastructure work * Understand when a job may require one technician versus two technicians * Understand when additional equipment, parts, travel or logistics may be required * Keep job records and scheduling information accurate * Ensure completed jobs are followed through to administrative closure IT HERO operates a **24/7/365 service desk** and supports onsite IT deployments and field services across Australia. Our service portfolio includes onsite IT deployments and installations, IT project management, site surveys, wireless solutions, cabling, ...

I'm seeking a skilled penetration tester to evaluate the security of our network infrastructure. The testing should cover: - Firewalls and Routers - Wireless Networks - Servers and Endpoints Ideal candidates should have: - Proven experience in network penetration testing - Strong knowledge of security protocols and vulnerabilities - Relevant certifications (e.g., CEH, CISSP) - Ability to provide a detailed report with findings and recommendations Please share your experience and approach to this task.

...compact wrist-worn connected device, and we need someone who has previously taken a wearable or similar battery-powered consumer electronics product from hardware design through prototyping and manufacturing. The device will involve: - Custom PCB / electronics design - Bluetooth Low Energy (BLE) - Microphone + speaker / two-way audio - Low-power embedded firmware - Battery and power optimisation - Wireless charging - Compact wearable enclosure / CAD - Prototype development and testing - DFM and manufacturing handoff The final project will require complete production-ready deliverables including schematics, PCB/Gerber files, BOM, firmware source, enclosure CAD and assembly/manufacturing documentation. Most Important Requirement Please apply only if you have already worked on a rea...

...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 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...

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...

... 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...

...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...

...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...

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’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...

...- 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...

PCB Design Engineer — Finish & Validate a 4-Layer Sensor Board (KiCad, JLCPCB) Type: Fixed-price or hourly, short engagement (est. 1–2 weeks of focused work) Tools: KiCad 10.x (project files provided), JLCPCB fab/assembly Overview We have a 112mm round, 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 validat...

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...

...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...