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    2,000 lithium ion battery charging circui công việc được tìm thấy, giá theo USD

    Scope Document for Pallet Space Rental Platform Project Overview: The project aims to develop a digital platform where businesses can rent out their pallet spaces to other companies. The platform facilitates efficient use of warehouse space...Implementation of necessary security measures to protect user data and transaction information and to prevent fraud and other security risks. Delivery and Timeline: The delivery date for the final platform should be [Date]. Progress reports and demonstrations will be provided according to an agreed-upon schedule to ensure the project remains on track. Revenue Model: The platform will generate revenue by charging a small fee on each transaction facilitated through the platform or by offering subscription plans for companies to list their pall...

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    Ride Sharing App Development Đã kết thúc left

    ...create a ride-sharing application targeting both iOS and Android platforms. Key Features - The capability for GPS tracking is essential; this ensures accurate, live-route navigation. - An integrated payment system has to be incorporated to promote easy transactions. - A user rating system is required to help cultivate trust and community within the app. - Additionally, a feature for locating charging stations is desired for our electric vehicle users. Design Preferences - I want a minimalistic yet modern design to cater to a broad range of users. Ideal Skills and Experience - The ideal team or freelancer should have profound experience in mobile app development, specifically for iOS and Android. - Prior experience with GPS functionality, payment integration, user rating sys...

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    ...rechargeable bttery. - PCB Size: The PCB should be small-sized, built with quality and precision, and space-efficient. - Motor Control: It needs to control a DC Motor using DRV8833 motor driver, ensuring optimal performance and minimal signal interference. - Voltage Range: The PCB should be designed to handle an input voltage of 5V, ensuring it's safe and efficient. - Battery: The design should incorporate a rechargeable battery without compromising the compact size. The ideal candidate should have proficient skills and experience in PCB design, electrical engineering, and ESP32 integration. Knowledge of motor drivers and familiarity with power-efficient circuit design will be beneficial. Expectations: A complete and high-quality circuit design, BOM, gerber fil...

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    I'm seeking an expert electronics engineer to design a circuit for an Arduino-based, battery-powered hand warmer device. This design must incorporate intelligent functionality for temperature and run-time control. Key requirements are: * The device should warm up to 42°C and maintain this for one minute. After that, it should shut down and take a break for an hour (this cycle to repeat continuously). * The unit must have a maximum temperature limit of 45°C. * There should be a 0.96 inch OLED screen displaying temperature and time status. * The design should include push button control to start the skin warming and once the push bottom pressed again the program should quit off the warming cycle . * Using Normally closed temperature switch 45 deg. as safety feature ...

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    Project Overview: Briefly describe your air mouse concept, its functionalities (3-axis motion control, Bluetooth connectivity for PC), and target platforms (Windows and Mac). Hardware Specifications: Specify the desired functionalities: 3-axis accelerometer for motion detection Bluetooth Low Energy (BLE) for wireless connection Battery type (consider rechargeable Lithium-ion battery for extended use) Button layout (left click, right click, scroll wheel, etc.) Housing material and size requirements Software Development: Outline the basic functionalities for cursor control on PC (Windows and Mac compatibility is a complex task, be prepared to discuss options with the freelancer). Mention any additional features you envision (e.g., programmable buttons, power manag...

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    Android App Developer Needed Đã kết thúc left

    ...tracking, call and SMS monitoring, internet activity tracking, etc. Ensure the security and privacy of user data by implementing robust encryption methods and secure data storage practices. Conduct thorough testing to identify and fix bugs, performance issues, and compatibility problems across various Android devices and OS versions. Optimize the application for performance, responsiveness, and battery efficiency. Stay updated with the latest Android development trends, tools, and technologies to incorporate them into the project. Provide documentation and technical support as needed throughout the project lifecycle. Requirements: Proven experience as an Android developer with a portfolio of successful mobile applications. Proficiency in Java and/or Kotlin programming languages....

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    i need somebody to help me to extend the battery of my solar cctv, when the cctv have more than fifth percent battery, it can film from time to time.

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    I'm seeking an expert in ESP32, someone who has successfully designed and constructed a data-collecting PCB. This device will incorporate 4-5 sensors, such as temperature and humidity sensors etc. The main aim of these sensors is to gather relevant data for later analysis. A reliable power source is essential for this device, necessitating the use of a battery to ensure continuous functionality. In the event of a power interruption, the device should be capable of entering a deep sleep mode after successfully transmitting data. Key points regarding the project are as follows: The project must be completed within 15 days. The device needs to transmit compiled sensor data at specific intervals. The ideal freelancer for this task should be proficient in ESP32, PCB development...

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    I'm in need of a marketing-savvy freelancer to help me...ebikes. These premium, Harley-style bikes are a perfect choice for: - Commuters looking to save on gas and avoid traffic - Outdoor enthusiasts - Elderly individuals wanting to enjoy a leisurely ride - Males aged 16-55 While the primary purpose of these ebikes is commuting, they are versatile and equally well-suited for leisurely and recreational rides as well. Key Selling Points: - Exceptional battery life - Harley-style design I'm looking for someone with experience in online sales, and a strong ability to target and engage potential customers. Skill in advertising strategy, online marketing and knowledge or interest in biking will be a strong advantage. Bring your expertise to this project and help me get these...

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    ...marine surface. Experience with GPS technology is vital. - Anchor hold: Once the desired location is set on the GPS, it should hold the boat in that position. - Compatibility: Flexibility to integrate with any electrical trolling motor ensures this device caters to a wide range of sea faring vessels. Range: The product should have a decent tracking range, sufficient for typical boat outings. Battery life: - The electronics kit should run up to 5 hours, long enough for a good day of fishing or sailing. Expertise in power management for devices in a marine environment would be advantageous. The project's first phase is technology discovery, hence experience in electronics, GPS technology, and marine applications will be essential. Comprehensive knowledge about electrical ...

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    I'm i...runs on 3.8VDC, along with other peripherals that require 3.3V. The input power for the system lies in the range of 12-18 VDC. The power management circuit designed should: - Regulate Voltage: Ensure the voltage received by the EC200U module and peripherals is maintained precisely at their required levels. - Provide Battery Backup: Ensuring constant supply of power to the 4G module even when the main power source is unavailable. When main power is available, the battery should be charged and system is power from main power. Suitable candidates should have prior experience working with power electronics design, and specifically with industrial settings. Understanding the robustness needed in harsh industrial environments is key. Prior work with 4G modules wil...

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    ...kumpulkan, dan tampaknya potensinya luar biasa! *Ilmuwan 2:* Benarkah? Apa yang kau temukan? *Ilmuwan 1:* Konsentrasi mineral di dalam air laut ini sangat tinggi, terutama lithium dan magnesium. Jika kita bisa mengekstraknya secara efisien, kita bisa memiliki sumber energi yang hampir tak terbatas! *(Adegan berpindah ke ruang konferensi, di mana para ilmuwan sedang mempresentasikan proyek mereka kepada para investor.)* *Pimpinan Proyek:* Kami mengusulkan proyek yang kami sebut "Matahari Terbenam". Ide ini adalah untuk memanfaatkan energi matahari yang meresap ke dalam lautan dan memanen mineral-mineral berharga seperti lithium dan magnesium dari air laut. Dengan teknologi canggih kami, kita bisa memanfaatkan energi matahari untuk memproses air laut menjadi su...

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    I'm in need of an experienced electrical engineer who can design a small circuit board (less than 2 inches). The board must utilize the Bluetooth audio master module I've sourced and support some basic Bluetooth pairing functions. Key Features: - Audio playback (via bluetooth module feasycom BT955) - Power management with 3.3V or applicable rechargeable battery and USB-C charging functionality - Button to scan for local Bluetooth devices - LCD display showing a list of devices - Buttons that give the ability to select a device from the display/list for pairing and pair to it - Button to reset the module/pairing - The bluetooth module will be set to HFP mode and support in/out audio from bluetooth headphones back to a wired in/out connection on the board. The profe...

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    Trophy icon Wireless Charger Logo Design Đã kết thúc left

    As the owner of a wireless charging product, I'm in need of a professional logo design. for Brand name: ZELOFON Unfortunately, I haven't decided on specific colours yet or the exact style, so I'm completely open to your creative interpretations. As for where the logo will be used, it needs to be versatile as it will be displayed on our: - Website - Product packaging - Social media profiles - Directly on the product Ideal candidates for this project are designers with extensive experience in logo conception who are comfortable with a broad design directive, and can produce work suitable for multiple uses. Experience in designing logos for electronic gadgets or related fields will be considered a plus.

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    ...designed for RC cars. Your task is to effectively communicate key elements such as: - My brand name and logo - Battery specifications and ratings - Safety warnings and instructions. 3 sizes: (1)1200mah 7.4V 30C sticker size:27*40mm (2)1400mah 22.2V 120C sticker size:30*55mm (3)5500mah 7.4V 50C sticker size:41*120mm Should say something like "veloci-cel by " The labels should be integrated into a custom-shaped package design, which can stand out in a crowded marketplace. Please factor in these details into your design and be sure to apply creativity and industry-specific knowledge. In addition to graphic design skills, familiarity with battery product packaging, especially in RC cars sector, is highly desirable for this project. Your design should not...

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    I am looking for two product cases to be designed for 3d printing. I have a previous STL file to base one of the designs off and I will need something similar for the second. Product Design 1: - Case has screw holes inside to fix a PCB - Case is screwable from the outside - Case has wall fixings - Case needs a small circular hole for a cable - Case needs a ...1: - Case has screw holes inside to fix a PCB - Case is screwable from the outside - Case has wall fixings - Case needs a small circular hole for a cable - Case needs a small hole on the top to press a button I have an STL file that does all of the above and I just need it to be modified. Product Design 2: - Case needs to clip together - Case needs to have a battery (I am using a coin cell battery) compartment to c...

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    ...purpose of recharging a rechargeable battery, such as the LIR2032, ML2032, or ECR2032. The selected candidate should provide comprehensive documentation detailing the circuit's design, functionality, and rationale behind design choices. Key Requirements: 1. Solar Power Integration: The circuit board should utilize solar energy from a small-sized solar panel. 2. Battery Compatibility: The designed circuit board must be compatible with rechargeable batteries such as LIR2032, ML2032, or ECR2032 3. Documentation: Thorough documentation covering the circuit's schematic, layout, and operational principles is essential. Explanations for design decisions and component selection are necessary to ensure clarity and understanding 4. Battery Protection: Incorpora...

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    ...Enabling the streamlined creation of electronic contracts between co & end users 2 Automated email correspondence Integration of automatic email notifications to facilitate prompt communication 3 Production of Bills of Exchange (BoE) Generation of BoE as a negotiable instrument 4 Auto invoicing of BoE Automated processes to ensure BoE are invoiced upon maturity 5 Client charges for BoE Seamless charging of BoE to end users accounts 6 Client Portal with Dashboard Development of individual portals for end users to review historical invoices and access a user-friendly dashboard 7 Payment failure reports Advanced reporting features to track and report on unsuccessful payment transactions 8 Flexible additional invoicing Provision for the issuance of additional invoices supported b...

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    I'm in the process of finalizing a product prototype, which I anticipate will be ready within the next 4 to 6 weeks. It is a new luxury artificial candle that is an extension of the existing battery-operated, flameless candles in the market aim is to launch a crowdfunding campaign to obtain US$40,000 in funds and introduce the product to the US market. The project timeline is stringent, needing completion as soon as possible after the crowdfunding launch. Ideal candidate will have: - Proven expertise in crowdfunding campaigns. - Experience in product launches, particularly in the US market. - Ability to work within tight deadlines while maintaining quality. Your role will be instrumental in helping this idea come to life, from launching the crowdfunding campaign

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    I require a seasoned motion graphics artist to create a product demo video. The primary objective? It's the launch of a revolutionary product - let's make an explosive entry. The imagery? Futuristic. Think along the lines of cutting-edge tech, holographic displays, sleek designs. Ideal experience and skills: - Motion graphics creation - Futuristic design aesthetic - Product demo videos and product launches - Ability to translate concepts into visually stunning animations Hit me up if you're keen on shaping the future one frame at a time.

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    I am looking for a professional with extensive knowledge in mobile technology, specifically Chinese smartphones. The focus of this assignment will be to enhance three key features of the device: - Long Battery Life: The device should be optimized to have a longer battery life. Freelancer must advise on how to best achieve this. - High Quality Camera: There is also a necessity for a high-resolution camera that takes quality pictures under a variety of conditions. Expertise in camera technolgy is a plus. - Large Storage Capacity: Lastly, a huge storage capacity is to be expected without compromising the phone's overall performance. Experience in data management and storage optimization is desirable. There's no rush to complete this project, quality is my top priori...

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    I am seeking a skilled developer, preferably fluent in Python, to integrate a chatGPT-type chatbox demo into my website. The purpose of this chatbox is to effectively engage users and comprehend queries in varying wordings, using a predefined list of questions and answers. Here are some essentials for the j...programming. * Familiarity with chatGPT or similar AI chatbots. In your application, please include examples of similar work you've done in the past, especially with NLP and chatbot development. This will greatly assist in making the selection process smoother and more efficient. I look forward to working with you. example: - what is the current usage of the charging site? -> 15 kWh - what is the energy usage of the charging site? -> 15 kWh - give me cu...

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    I require a qualified engineer to design and implement a small, slimline 5000mAh wireless charging battery that is compatible with all smartphones. This will need to be encased in a material such as silicone or similar, making the battery removable. The successful freelancer should display: - Proficiency in electrical/electronics engineering - Experience in building wireless charging solutions - Familiarity with the Qi wireless charging standard - Knowledge of smartphone battery requirements Please include references or examples of past similar projects in your bid. Thanks.

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    Affiliate-marketing Đã kết thúc left

    Greetings, I am running a website that offers betting tips on sports. We are a premium service that offers guarantee of profitability or 100% money bqck return. The issue for us is to get to bettors out there. We are charging 100$ per month and users are profiting around 1000$+ a month. We are looking for a marketing expert who would push the sales to another level. We want to get hundrefs of new clients. We are interested only in affiliate marketing where you will earn what you bring in. We are open to negotiate the exact terms but we are prepared to give away for example 10% of every repeated payment forever, or one time higher fee, etc. We want to see results in the first month. Let us know how you will market our service.

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    I'm in need of a pro...who can assist with my car's electrical wiring problems and battery issues. The proper candidate should have plenty of experience in auto electrical work and car repair. - Responsibilities: Fixing car battery issues and electrical wiring problems. - Required Experience: Although I do not have a preference for a freelancer who specializes in a specific car make, it is essential that the freelancer has an abundance of experience with vehicle electrical systems. An extensive background in this field is a must. - Application Process: Those who are interested in this project should make an application detailing their professional auto electrical repair experience. Highlight your track record in successfully fixing both car battery issu...

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    Trophy icon Exquisite Custom Pop-Up Canopy Design Đã kết thúc left

    Need someone to create matching canopy to our bus we will upload pattern but the trees will have to be custom please do battery on trees this will be a 15x10 canopy need it to have company logo , QR code , url for website Want the back wall to say fantasy giveaway

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    As an iPhone 7 Plus user, I'm running into some issues with my battery draining faster than usual. I need a technical expert who has hands on experience with fixing iPhone batteries, specifically with the 7 Plus model, to help troubleshoot and ideally resolve the problem. Main Task: - Assess and fix issues related to battery drain. Ideal Candidate: - Previous experience in repairing iPhone batteries. - Deep knowledge of iPhone 7 Plus hardware. - Proven troubleshooting and problem-solving skills. Unfortunately, I do not have specifics on how quickly the battery discharges from full capacity, it just seems to occur much faster than usual. In conclusion: your task will be to diagnose the issue, and if possible, provide a fix. Consultations are also welcome.

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    ...off-grid systems to create a battery-powered solution for a refrigerator and an automatic gate system. - The system will need to be designed to support less than 6 hours of operation for both per day - Additionally, include a real-time monitoring system to track power usage and system performance. The ideal freelancer for this project should be experienced in battery power systems and understand the demands and constraints of standard home appliances in such setups. Previous experience designing real-time monitoring systems is also a plus. System standard: AC Line (110Vac or 220Vac) Normal Operation, Load is connected to AC Line in case of power loss, it will be supplier by li -ion battery Li-ion battery always charged by AC line (need...

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    I'm looking for a highly skilled motion graphics designer for a project that revolves around showcasing our battery products. I'm aiming for a captivating video, less than a minute long, that primarily focuses on the product launch and small details about our batteries. Key requirements: - Design a video with a trendy and engaging layout. - Bring out product advantages creatively. - Address how to use our products with integrated scenarios. - Highlight product benefits and usage scenarios. Ideal Candidate: The ideal candidate should have extensive experience in creating compelling motion graphics videos, a good understanding of product promotion, and the ability to creatively integrate information into graphics. Your portfolio should demonstrate your capacity to work w...

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    We looking for a creativ and Talented Mobile App Developer who has very good skills in rea...u the API there, in this case u have to work in Team with our Developer where u have to provide him, and ask him for the API u need. Design: - Might be u have to do some Design work in our app as we need but i can make sure that our App design is done by 95% and we can provid eu the APK to test on ur Device - Use the Fonts we will share with u App Speed : - The App speed and Performance and Battery usage should be best optimized - The App has to work very smooth on the device Notifications: - Pushup Notification in the App Security - End to End Chat - End to End Call Work must be done on Time and u have to follow our Instructions please check the whole document in the Attachment .....

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    I am seeking a skilled individual or team to help process a large volume of dead Lithium Ion batteries and recover Lithium metal in the purest form. Our technology allows us to handle any number of batteries, so quantities won't be an issue. The goal of the project is to successfully extract as much Lithium metal from the batteries as possible. Requirements: - Strong background in material sciences/chemical processing. - Experience in handling Lithium Ion batteries. - Knowledge of safety measures when handling dead batteries. - Robust techniques for efficient Lithium extraction. The ideal candidate will have relevant experience in Lithium Ion battery processing and Lithium extraction techniques. In addition...

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    To complement our logistics operations, I'm urgently seeking a competent professional who can expertly develop a calculator for both domestic and international shipping rates. Key Requirements: - The calculator should factor in separately the weight and dimen...procedures and costs - Excellent numeric and computation skills to ensure accuracy - Sound knowledge of logistics and supply chain management If you believe you fit the profile, I look forward to a timely and productive collaboration. The system currently charges the $25 for the first five (5) gallon container but that is it. If a customer orders nine (9) five (5) gallon containers instead of charging $225 extra for shipping it only charges $25. Afterwards looking for ongoing maintenance and monthly Organic SEO an...

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    I am seeking a skilled individual or team to help process a large volume of dead Lithium Ion batteries and recover Lithium metal in the purest form. Our technology allows us to handle any number of batteries, so quantities won't be an issue. The goal of the project is to successfully extract as much Lithium metal from the batteries as possible. Requirements: - Strong background in material sciences/chemical processing. - Experience in handling Lithium Ion batteries. - Knowledge of safety measures when handling dead batteries. - Robust techniques for efficient Lithium extraction. The ideal candidate will have relevant experience in Lithium Ion battery processing and Lithium extraction techniques. In addition...

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    ...understand what we want to achieve and for the bare minimum material needed to complete jobs. Speed is very important to us, as well as being very responsive, we sometimes need manuals or brochures amended same day or within a few hours. First task as a trial is designing a sticker for an NBN battery locally in Australia and Photoshopping that onto an image for my website. This is a trial company, work would be across 3 or 4 different brands in Australia. Website logo and a few screenshots of a battery dimensions below. Ideal Skills: - Quick learner to understand our products and branding - Solid experience in logo, banner, and brochure designs - Website development experience a bonus - Strong understanding of color schemes and branding Please ensure your portfolio ...

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    Trophy icon Ad design for facebook and instagram Đã kết thúc left

    Graphic ad design to be posted on Facebook and Instagram Must include: ‘Brand New Genuine Toyota Aqua/Fielder/Axio Hybrid Batteries Now In Stock! Price: $16,000 Installation Available In House! For Further Information you can contact us at 374-6528/681-1447/636-1313 Include logo and photo of the battery (attached) Also include photos of 2015 model Toyota Aqua Axio and Fielder

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    ...when. Ideal Skills and Experience: - Spreadsheet creation and management - Knowledge of Google docs - Experience designing alert and reminder systems Parameters: - I want this specially designed to consider high-frequency use, so attention to detail is required. - The spreadsheet should automatically send me reminders for reordering medication. - Alerts should also be provided for charging my credit card for recurring doses. I need a Google doc or other spreadsheet type with automatic reminders and color codes. It’s very important for me to have this color coded for ordering and reordering medication for my doctors office. I would boxes to somehow remind every 28 days to reorder medication. Most prescriptions last for 6-8 months. I anticipate we may have 5...

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    I need a system integration specialist with solid experience in Postman programming to apply their skills to our OKAI bike project. Tasks Include: 1. Status Updates - Postman programming is required to send updates regarding current bike statuses. 2. Battery Information Retrieval - You'll also be expected to program Postman to retrieve battery information effectively. Methodology: You'll be utilizing the OKAI Bike API for real-time reporting of both status updates and battery information. Essential Skills & Experience: - A deep understanding of Postman and API integration is necessary to complete the tasks. - Prior experience with the OKAI Bike API will be highly beneficial. Only freelancers with proven experience in the API Integration and Postm...

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    I need an expert to design a battery management system for motorcycle starting. The system should be efficient for a battery with less than 100Ah capacity. The primary features required include: - State of charge calculations - Battery health monitoring - Safety functionalities Ideal skills for the job would be strong experience in electronics design and a sharp understanding of battery management systems. Freelancers with prior experience in designing such systems, especially for motorcycle applications will be highly preferred. Please, when bidding, detail your experience in relevant areas.

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    I'm currently seeking an expert in lithium mining, who can provide a detailed project proposal for a medium-scale operation. Given this operation's magnitude, the freelancer should have substantial experience in drafting project proposals for mineral extraction operations, especially focused on lithium. Skills and Experience Needed: - Extensive knowledge and experience in lithium mining. - Proven track record in drafting detailed, effective project proposals. - Proficient understanding of the industry's standards and regulations, as well as the unique challenges and potential prospects within the lithium mining sector. - Experience in planning medium-scale mineral extraction operations would be highly favorable. Project Proposal Requirements: -...

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    Trophy icon EV Charging Business Logo Design Đã kết thúc left

    In need of a skilled logo designer to create an inn...my business, "Streetside Power." We are an electric vehicle (EV) charging company. The design must be symbolic, equipped with simple yet modern imagery representing the innovative nature of our services. Key Requirements: - The logo's primary color should be black - Final delivery must include multiple formats along with vector files - Keep the logo simple and focused on a single, symbolic image Ideal skills: - Experienced in designing symbolic logos - Proficient in multiple graphic design formats - Able to interpret and infuse brand values into design - Experience with EV or energy industry is a plus Your work will play a fundamental role in our branding strategy, representing our modern and innovative approach...

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    I am looking for someone with experience in electronic board design to create an adjustable, timer-controlled vacuum pump. The objective of this board is for use within a volume-metered vacuum system. The precise requirements are: - An adjustable volume range. - A programmable timer system. - Ensuring reliable accuracy in measurement. -Rechargeable battery operated The desired maximum volume range for the vacuum pump should be between 5 - 15 Lpm. Your background in IoT devices will be a direct fit for this project, and your understanding of home automation and robotics will give a broader perspective to meet my needs. If you are detail-oriented and can deliver high-quality work, this project is for you.

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    I'm seeking an experienced engineer or technician to retrofit my towed sweeper. It currently leverages a tractor PTO and needs to be converted to an electric motor using battery as power source. Key requirements are: - Implement a medium powered electric motor (51-100 Horsepower) - The system should be designed to withstand high temperature and dust conditions - Careful consideration of battery life, considering conditions and required power Ideal candidates will have experience in agricultural machinery and electrical engineering. Knowledge on battery-powered systems is a big plus. Deadline oriented professionals will be highly regarded.

    $371 (Avg Bid)
    $371 Giá đặt trung bình
    13 lượt đặt giá

    I am seeking an experienced Altium designer to create a small PCB for a battery-powered hand heater - powerbank device. Features: - Small sizes of PCB: 16×75mm (it could be double-sided) - PCB work as BMS for lithium battery 3.7V, 4A. - Read temperature via thermistor (as example NTCLE100E3471JB0) - Include programmed controller with custom program. - Preset temperature programs: (40, 50, 60 °C), which users can adjust using a physical button. - Has 5 LEDs that indicate battery status and chosen program. - As powerbank support QC 3.0, Apple devices and Samsung devices - Ideal one USB type C port for charging either phones and PCB battery Detailed info for chips and components you can find in attached PDF Ideal Skills: - Experience w...

    $172 (Avg Bid)
    $172 Giá đặt trung bình
    19 lượt đặt giá

    I'm seeking a skilled designer who can create a laptop battery box that prioritizes aesthetics. The box should be compatible with two laptop models: Dell Latitude and HP Envy. Despite the common use of materials like plastic, metal, and fabric in such products, for this particular project, I prefer the use of cardboard. Not only should the box look appealing, but potential wear and tear should also be kept to a minimum. Ideal candidates will have experience in industrial design and manufacturing, with a clear understanding of the nuances of working with cardboard while maximizing aesthetics.

    $71 (Avg Bid)
    $71 Giá đặt trung bình
    7 lượt đặt giá

    ...Converter) Board with Powerline Networking. This board will be specifically for audio playback, converting digital signals into analog audio. The ideal freelancer for the project will be proficient with the following: - Designing and building DAC boards - Knowledge of audio playback technology, specifically analog - Power supply design for battery-operated devices Your task will be to create a prototype streaming DAC amplifier board that operates on battery power and successfully converts digital signals into quality analog audio. Proficiency in circuit design, audio technology, and sustainable power supply integration will be critical to fulfilling this role successfully. Previous experience with DAC design and an understanding of audio signal transmission will be hig...

    $2454 (Avg Bid)
    $2454 Giá đặt trung bình
    11 lượt đặt giá

    I'm seeking a skilled engineer to design a generator set powered by a 40 hp 1500 max rpm tractor's PTO. The design must be versatile, providing both DC for SMAW welding (9-48V, 10-500A) and AC power (15KW, 120 or 240V) for appliances. Required Features: - Utilization of an auto alternator or generator. - 12V or 24V battery system. - Digital or analog inverter - Some form of rheostat control for controlling welding amperage - Considerations for grounding and circuit breakers. - Peak performance at optimal rpms and comprehensive voltage regulation. - Off the shelf components highly desirable, so equipment specifications are more important than exact sourcing - Other than specifications for safe spacing of components, mechanical design is not required. Safety Features: - O...

    $600 (Avg Bid)
    $600 Giá đặt trung bình
    15 lượt đặt giá

    The objective of this project is to analyze the challenges within the electric vehicle (EV) market. The data source is a comprehensive market research survey. I am keen to understand the following barriers related to EVs: - Charging infrastructure - Range anxiety - Cost of electric vehicles With your expertise in data analytics, you will profile customer reluctance behind EV adoption and buying patterns, interpret data to identify possible market trends, and provide clear, actionable insights that could inform future marketing or product strategies. Ideal candidates will have proven experience and skills in data analysis, data science techniques for interpretation of market research surveys, a strong understanding of the electric vehicle market, and strategic thinking. The value...

    $29 / hr (Avg Bid)
    $29 / hr Giá đặt trung bình
    17 lượt đặt giá