Power supply pcb designcông việc

...respective button is pressed, and the gate goes low, a signal is sent to the receiver. The signal is sent with LoRa. (RFM95 433MHz) The transmitter is powered by 3 AAA batteries or an equivalent battery. The power circuit is replaced with a circuit that draws very little power. see this video Create a Gerber file for the PCB. Receiver The receiver is an ESP32 Node MCU with both WiFi and LoRa. for example Heltec WiFi LoRa 32(V3). The receiver has relays, dimmers for led lights, (possibly a camera) and a button to pair the device. Power from USB. Cost of Gerber file is reported separately. Mating The ESP32 has a web page, which shows the last received signal from the transmitter (button identity). The user can put a name on this button in the

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I'm in need of an email marketing expert proficient in MailChimp, capable of delivering compelling email campaigns on special occasions targeted at potential customers. The thrust of these campaigns is to promote brand awareness. Key requirements: - AUDIENCE IS ON HOLD (RESOLVE IT URGENTLY) - Extensive experience with Mailchimp platform. - Proven...platform. - Proven ability to tailor engaging contents for a variety of potential customers. - Proficient in analyzing campaign performance and making necessary adjustments for better results. - Solid understanding of brand promotion strategies through email marketing. Ideal candidates would have a track record of utilizing email marketing to boost brand visibility and potential customer engagement. Power of creativity and innova...

...electric current consumption when communicating between mobile terminal and vehicles. The mobile terminal is a terminal used to lock, unlock, start, etc. the vehicle. After power-saving communication (e.g. Bluetooth communication) is established between the mobile terminal and the vehicle, the vehicle is locked, unlocked, started, etc. in response to signals emitted from the mobile terminal. In addition, ultra-wideband communication (UWB), which is different from power-saving communication, is used to determine the positional relationship between the vehicle and the mobile terminal. One of the problems with establishing power-saving communication between a mobile terminal and a vehicle is that when ultra-wideband communication is used for a long period of time, elec...

Hey there! I’m Jon, the creator behind Gamebox - a freshly launched, free app aimed at encourag... A bit of time each week (let’s start with 5 hours) to dedicate to helping Gamebox grow, with the potential to increase as we see results. ** Skills You Should Have: ** Experience in digital marketing with a flair for organic growth strategies. Creative content creation and community engagement skills. Familiarity with family and educational tech is a bonus but not required. A belief in the power of play and real-world connections. ** Why You Might Love This: ** You’ll be contributing to a project that’s all about bringing people together. Flexible hours and competitive pay for your freelance lifestyle. The chance to shape the growth strategy of a brand-new...

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? About Me: ? Greetings! I'm [Your Name], an Indian engineer hailing from the heart of Bihar. Having witnessed the gradual decline of Bihar firsthand, I'm compelled to take action. ? Professionally trained as an engineer, I've seen the power of innovation and determination. However, the stagnation of Bihar's progress weighs heavily on my conscience. To spark change, I've made the bold decision to sacrifice my established life. ? Will you join me in this endeavor? Your generosity and support can propel us forward. Let's amplify our impact together, revitalizing Bihar and shaping a brighter future for generations to come. Join my team, and let's embark on this transformative journey hand in hand! ? #ChangeMakers #BiharRevival #TeamWork

I'm in need of a pricing expert with a keen understanding of the Asian market for new power electronics components. These elements include capacitors, diodes, and transistors. Key Responsibilities: - Provide comprehensive pricing analysis on capacitors, diodes, and transistors in the Asian market. - Stay up-to-date with the latest market trends and shifts in power electronics. Essential Skills: - Deep familiarity with power electronics - Expertise in market research, pricing analysis, and forecasting - Strong knowledge of the Asian market - Proven experience in the electronics industry This project requires someone with an insightful understanding of power electronics and the ability to provide detailed pricing analysis specific to the Asian market. T...

...project owner, I'm seeking an adept app developer with proficiency in Power Apps and who can readily provide services for iOS and Android platforms. The app should furnish essentials like user authentication, GPS tracking, and social media sharing. The core functionalities I need include: - Data input and storage: The app should enable users to easily input and store relevant data. - Workflow automation: I would like the app to help automate routine tasks to boost productivity. - Integration with other systems: The app should be designed with the capacity to integrate seamlessly with existing systems to ensure effective workflows. If you possess excellent skills in app development and an in-depth understanding of power apps, then you're the ideal candidate...

I'm in need of a seasoned freelancer with a strong background in creating detailed ...background in creating detailed and organized master sheets. Given the scope of this project, past experience is a vital requirement. Key Responsibilities: - Converting a series of pages into replicatable master sheets. I have created a multi page power point document based on needs I predict I will have moving forward. I want to have someone help me convert them into master pages so I can just repeatedly select them for use over and over, creating a template. Skills & Experience: - Past work in creating and managing master pages. - Expert Power Point Skills To apply, please share your past work in creating master sheets. This is a one-off project. I don't predict it would...

I need an experienced digital marketing professional, proficient in Google Ads, to set up a one-off campaign with the objective of increasing traffic to my website. The intended target audience is mature individuals and retirees. Key Tasks: - Set up the ad campaign. - Craft compelling messaging that communicates the essential s...audience is mature individuals and retirees. Key Tasks: - Set up the ad campaign. - Craft compelling messaging that communicates the essential services provided by my business. - Develop strategies for effective audience targeting. - We will advise which countries to target due to majority of our business is for tourists. we are a sporting golf business we have a website and will supply details and photos thanks kindly / Phuket Golf...

I need a highly skilled engineer to help me bring to life a rechargeable battery pack. This pack will be used specifically to power a mechanical device. Skillset and experience needed: - Proficient in battery development and design - Solid understanding of mechanical devices and how they operate - Prior experience in designing and creating battery packs Project specifics: - The battery pack should meet certain capacity requirements. Exact specifications will be shared upon project award. - I also need the battery pack to adhere strictly to size and weight limitations. Details regarding these limits will also be communicated during the project's timeline. I am looking for an expert who can provide valuable insights and recommendations based on their exper...

I'm working on a Google Sheets project which requires assistance from a proficient Google Sheets wizard. The integral functionality needed would be automatic calculations and dyna...of costs related to supplying sims as well as their consequent reminders. Candidates having credentials and experience in: - Google Sheets with advanced knowledge in implementing automatic calculations and data filtering - Develop reminders or scheduled alerts in Google Sheets would be given top consideration. The ultimate goal is to have a hassle-free management system of the materials and supply costs termed with sims distribution along with reminders about when to send invoices. Your expertise and creative solutions would be highly appreciated in alleviating this administrative burden from my...

As a novice in the Power BI field, I am seeking an accomplished coach who can proficiently guide me through building interactive dashboards, data visualization best practices, and data modeling and query optimization. The primary focus of our lessons will be centered around manipulating and understanding business and finance data. Here's what I hope to delve into: - Building Interactive Dashboards: Help me design, develop and evaluate data-driven dashboards for more insightful management. - Data Visualization Best Practices: Teach me tips and tricks for effectively presenting complex data in an easy-to-understand format. - Data Modeling and Query Optimization: Educate me on creating efficient data models and optimizing my SQL queries for better performance. As thi...

English: I am seeking an electronics expert to develop a custom Printed Circuit Board (PCB) for a DC-DC Step-Up Boost converter with the following specifications: Input Voltage: 20 to 30V Output Voltage: Adjustable from 35 to 52V Current: Support up to 8A Specific Requirements: Maximum Voltage Adjustment: The board must include a method for adjusting the maximum output voltage limit. Current Limit Adjustment: Implementation of a system for adjusting the current limit through a 0 to 3.3V input signal, where 3.3V corresponds to the maximum limit of 8A. Shunt Resistor and OPAMP: Incorporation of a shunt resistor with OPAMP, including potentiometers for fine calibration. On/Off Function: The board should allow the option to switch between input voltage (off) and amplified output volta...

It is a 5-floor building including a cellar. The cellar and ground floor will be a shop, and the top 3 floors will consist of 3 flats each. On the first floor, there will be a communal area with a kitchen and a WC. Individual Floor Details: 1. Cellar and Ground Floor: - A single consumer box will serve both the cellar and ground floor. - The shop's consumer unit will remain in the cellar. 2. Top 3 Floors (Flats): - Each flat will have its own separate consumer unit. - The communal area and all stairs will have their own consumer box. 3. Communal Area (First Floor): - The consumer unit for the communal area, including the kitchen and WC, will be located in the kitchen. Additional Requirements: - Electric meters are installed in the basement. Wires need to be rout...

...need a logo for my company, 'Fe Industrial Supply.' The 'Fe' stands for iron, corresponding to its symbol on the periodic table. Keep this detail in mind during the design process. The preferred color scheme is gray, dark silver-gray, and metallic/metal, highlighting a modern minimalist style. Here's what you should know: • Color Scheme: Gray, Dark silver-gray, and Metallic/Metal. • Design Influence: Iron element symbol and minimalism. • Tone: Modern. Required Skills & Experience: • Proficiency in Adobe Illustrator and Photoshop. • Demonstrable history of producing minimalist logos. • Strong understanding of color theory and modern design principles. To apply, please provide: • Past work sa...

I need a professional with experience in Power Automate, setting up an automated flow to a SHARED mailbox, saving the files to Dropbox. Potential renaming of these attachments will be an added advantage. Advanced skills with Microsoft 365, Dropbox, and automated flows are imperative for this role.

I'm in urgent need of an efficient sourcing agent located in Russia, with expertise in three distinct product areas: - Apparel and textiles - Round amber stones - Islamic imam sebha A successful agent should possess in-depth knowledge of local suppliers capable of delivering the above items. It is vital that the chosen supplier(s) offer thorough supply chain transparency, as this aspect is extremely important to me. Broad experience in sourcing industrial products within Russia, especially the ones mentioned, will greatly advantage your bid. Leveraging local connections to secure optimal pricing without compromising quality or ethics is a must. Your role involves identifying potential suppliers, negotiating pricing, and confirming product quality before sealing deals. Open co...

...usage, Arduino, PCB design, and RS485. Your responsibility will entail: - Developing STM32 based prototype using dev boards - Find best suited sensors for our needs (suggestions supplied) - Develop software for Main controller including 4G communication - Develop RS485 for the main controller to talk to at least 4 sensor boxes each with up to 15 sensors - Develop software for sensor boxes - Develop software for handling data form sensors such as temp, humidity, vibration, sound pressure, diff pressure, water detection, voltage, currency. - APIs for secure data storage on the Azure Mysql servercollection. - Effectively managing periodic data collection functions. - Be proficient in vibration analysis, freq, Spectrum, FFT etc. (Research and guides provided) - Provide PC...

I'm seeking a proficient 3D artist to create a series of realistic environment models suitable for 3D printing. The game models we need are strictly environments; no characters or props. Requirements: - Skilled at modeling realistic, detailed environments for games - Understanding of modeling limitati...Requirements: - Skilled at modeling realistic, detailed environments for games - Understanding of modeling limitations and specifications for 3D printing - Deliver less than 5 unique environment models Experience: - Proven background in designing realistic environments for games - Previous work in 3D printing design highly appreciated This job is ideal for those who excel at transforming virtual game worlds into physical, real-world assets through the pow...

I'm looking for a Power BI expert who can assist me with a data visualization project. Key Responsibilities: - Develop compelling and insightful data visualizations using Power BI. - While the type of data to be visualized will be determined according to requirements, the focus will be on identifying trends and patterns. Ideal Skills: - Proficiency in using Power BI for data visualization - Strong analytical skills to identify trends and patterns - Ability to understand and interpret varying business requirements. - Interested freelancers should have a demonstrated history of working on similar projects. This project requires both an understanding of my specific data needs and a creative mindset to present the data in an insightful and intuitive manner.

I'm working on an AI project and have reached a point where I need profound understanding and application of logarithm rules, namely the Quotient rule and the Power rule. - Quotient Rule of Logarithms: I'm having difficulty wrapping my head around the application of this rule in the context of my project. I need an expert who can simplify and confidently explain how to efficiently use this rule. - Power Rule of Logarithms: Similar to the Quotient rule, I'm struggling with applying the Power rule. I need someone capable of breaking this down into digestible parts until I get a firm grasp of its utility. Ideally, the freelancer has a strong foundation in mathematics, particularly in logarithms, and can effectively teach complex mathematical concepts ...

I'm seeking an professional who excels in creating detailed Power BI dashboards. It will basically focus on visualizing Sales data, Financial data, and Marketing data, and will need to be regularly updated on a daily basis. The dashboards should incorporate visual elements including Graphs and charts, Maps and geographical data, as well as Tables and matrices. This ensures readable, engaging, and comprehensive interpretation of the crucial company data. Ideal Skills: - Exceptional knowledge and experience in Power BI tool. - Strong ability to structure data efficiently. - Proficiency in data visualization techniques. - Awareness of latest trends in data representation styles. - Ability to deliver on a daily update schedule.

...in need of a unique and professional logo design for our company, specialising in solar panels and solar power plants. I want to highlight our speciality in harnessing sun power, therefore focusing on solar power-related elements only. Key Requirements: - A pictorial logo that represents our services. However, I've not decided on the specific elements (such as sun, solar panels, or solar power plant) to be included. I'm open to creative suggestions. - The design should be modern, appealing and professional. - Initially, I will provide a brief on colors and additional requirements necessary for the design. - I will need vector logo Ideal Skills and Experience: - Previous work experience in logo or graphic design, ...

se requiere migrar un proyecto de 3 flujos de uipath a power automate desktop

Looking for an experienced power engineering tutor, specializing in power distribution, power generation, and power system analysis. Task Details: - Help me with my projects and assignments - Provide proper guidance to improve my beginner level of expertise in power engineering Ideal Freelancer: - Proven experience as a tutor in power engineering, particularly in the fields of power distribution, power generation, and power system analysis - Able to explain complex concepts in a simple, understandable manner In your application, please include details about your experience pertinent to power engineering.

I'm looking for an experienced technical writer, ideally with supply chain expertise, specifically in inventory management. For this project, your task will be to develop a solid and detailed policy and procedure documentation. Key Responsibilities: - Comprehend complex inventory management concepts and translate them into clear, engaging policies and procedures. - Ensure all content is accurate, clear and concise, promoting understanding and adherence. Ideal Skills and Experience: - Proven experience as a technical writer, particularly in supply chain or logistics industry. - Excellent understanding of inventory management principles and practices. - Strong ability to distil complex concepts into easy-to-understand policy and procedures. Successful comple...

...sources and highlights the pivotal role that renewable energy plays in mitigating the environmental impacts of greenhouse gas emissions. The description introduces readers to the diverse array of renewable energy options available, from solar and wind power to hydroelectric and geothermal energy. It emphasizes the transformative potential of these technologies in reshaping the global energy landscape, steering it away from fossil fuels towards sustainable alternatives. Drawing upon recent developments in solar panel efficiency, wind turbine design, and energy storage solutions, the description showcases how innovation is driving down costs and expanding the reach of renewable energy systems. It underscores the importance of ongoing research and development efforts in en...

Develop a complex multilayer PCB prototype for manufacturing purposes. - Translating my requirements into a functional PCB design - Ensuring the quality and functionality of the prototype. Your expert guidance will be key to the successful creation of this project's prototype.

My project involves designing a rigid metal d...metal dryer vent duct of 50 feet maximum length. The design must account for efficient airflow, fire safety, and city approval requirements. Optimizing the duct to fit within the space provided is a crucial task. Ideal candidates will have experience with ductwork design, fire safety protocols, and city code requirements for HVAC systems. Expert knowledge about airflow optimization and rigid metal material is desired. There are 2 vent ducts and 2 separate dryer vent booster fans installed on 4" ducting. I need the design to have engineering approval to supply to the city inspector. I will need an engineer with a stamp or some form of verification for the state of California that the City building department w...

We have a multi-tenant dashing business intelligence application that we are looking to continue developing reporting capabilities using SSRS and PowerBI.

I'm in need of a graphic designer who can create a compelling business PowerPoint presentation aimed at potential clients. The successful freelancer will have experience in graphic design in Microsoft Power Point. Key Requirements: - Proven experience in Microsoft PowerPoint - Ability to convey understand concepts in create visually appealing presentation - Deep understanding of how to design presentations from raw text and images The right freelancer will need to demonstrate they can design with the client-audience in mind, ensuring the presentation is persuasive, clear and professional.

We currently experience a drop in the power output of our Diode Laser. We have not engaged any repair or maintenance services related to this issue before. Key tasks: - Troubleshooting to identify the cause of limited power output - Implementation of the necessary repairs to restore the laser to maximum power output capabilities - Offering advice and solutions to prevent similar issues in the future Skills and experience: - Proven track record in repairing Diode Lasers - In-depth knowledge of Diode Laser mechanics and power output problems - Excellent problem-solving abilities - Ability to advise on regular maintenance and preventive measures

I'm seeking an expert in Natural Language Processing and Computer Vision for a pivotal role in my project, focusing primarily on image recognition. Your tasks will encompass a full scope of image-based AI solutions, harnessing the power of cognitive computing and machine learning to deliver innovative results. Although no specific platform compatibility was mentioned, a versatile skill set would be advantageous. Let's revolutionize how we interact with imagery through AI!

I'm seeking an expert in Natural Language Processing and Computer Vision for a pivotal role in my project, focusing primarily on image recognition. Your tasks will encompass a full scope of image-based AI solutions, harnessing the power of cognitive computing and machine learning to deliver innovative results. Although no specific platform compatibility was mentioned, a versatile skill set would be advantageous. Let's revolutionize how we interact with imagery through AI!

I'm currently working on a robotics mechatronics project and need a PCB designer specializing in KiCad software. You'll primarily be assisting me with: - Designing a PCB to provide a power supply for an existing general-purpose board based on the STM32H7 series. - Designing a PCB to read 4 AMS AS5047B rotary position sensors alongside 4 limit switches - Designing a PCB to control 4 BLDC motors with PWM Channel with Direction pins - Extracting an I2C port from the assembled PCB Your prior experience in these tasks would be a great advantage. A deep understanding of KiCad design software and STM32H7 series microcontrollers is a must for this project. Assist me in making my robotics mechatronics system dream come true!

...Engineer to design a small-sized custom Printed Circuit Board (PCB) with integrated ESP32 and DRV8833 motor control drivers and 18650 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. ...

I m building a project IoT and I would need a help for projecting a PCB

I am running an event- I am targeting SAFARI, TRAVEL & TOURS BUSINESSES. Help me design an OPERATION SHOCK & AWE POWER POINT PRESENTATION Excite them & thrill them so they want to participate in my event Strategical present my concept drop by drop but in an exciting way without missing any bit I want to run it on my facebook group as well on my website any creative minds out there I have the content- help me present it- in few exciting words

I want an application that can help in my unique business - collectin...iOS and Android platforms. Key Features: 1. GPS Tracker: To allow real-time tracking of my collection routes and locations. 2. Inventory Management: To effectively manage the collected agricultural waste. It should include the product name, the quantity recorded, and the collection date. 3. Client Database: To store and organize contact and transaction details of the pharmaceutical companies I supply to. Ideal Skills and Experience: This project would perfectly fit a developer who not only has great coding skills but has a strong understanding of inventory systems, GPS tracking, and client database structures. A background in developing applications for service-oriented businesses would also be a significant ...

I'm in need of a professional and skilled developer to build a Dapp that facilitates supply chain management. Your expertise should include: - Proficiency with Python, ideally in the context of Dapp development. - Ability to implement peer-to-peer transaction functionality, enabling smooth transactions between parties. - Strong knowledge of and experience with smart contract deployment. Primarily, the Dapp should bolster seamless management in supply chain scenarios. Familiarity with creating Dapps for supply chain management is a plus but not required. Please detail your relevant skills and experience in your proposal.

As discussed, please start this project as per the scope doc we agreed on.

...with the pen mightier than the sword, and the picture painting a thousand words, the incredulity of the singularity of each of our DNA, and our junk DNA mightier that the whole intelligence that the trillion pieces of AI together, and together we can show every form of life on planet Earth, including ever being from every star in every planet throughout the infinity of space to access, and use our power within! Show me your Magic?...

I'm looking for an experienced and result-oriented SEO expert to help increase organic...Link-building strategies - SEO analytics and monitoring tools - Keyword optimization strategies I want to outperform Competitor 3, among others, in search engine rankings. The primary focus will be on improving SEO for the: - Homepage - Specific internal pages The ultimate goal is not only to rank higher but also to generate more leads. Please tailor your proposal based on this information and supply examples of your work demonstrating your SEO success with similar projects. For site optimization im lookin not only keywords but sitespeed titles meta etc etc. What im looking too is a keyword research based on the search volume. The candidate will suggest the KW and then we will choise t...

...innovative Math Tutor platform to life on smartphones! Project: Develop a Revolutionary Math Learning App We're building an accessible and interactive mobile app that merges the fun of gaming with essential math skills. Imagine a friendly tutor in your pocket, guiding kids through lessons in a way that's both fun and effective. Here's what makes this project special: Immersive Learning: Leverage the power of touchscreens, accelerometers, microphones, and even GPS to create a truly interactive experience. Sensory Feedback: Utilize stereo sound, vibrations, and other cues to keep kids engaged and reinforce learning. Real-World Application: Integrate GPS to teach distance concepts, and show how math applies to everyday situations. Engaging Activities: Kids can use...

Our objective is to create a magazine layout design primarily for marketing purposes. We are targeting a business to business (B2B) style that is versatile enough to appeal to CEOs, small business owners, and professionals within the logistics and supply chain industry. Ideal candidates should possess the following skills and experience: - Proven track record of B2B magazine design - Ability to implement a mix of aesthetics that suits the Logistics & Supply Industry - Experience in designing B2B publications would be great - Strong understanding of design and aesthetics with a focus on marketing - Excellent proficiency in Adobe - Ability to meet deadlines We need the design to include over 40 pages with a polished and professional look to ens...

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 safe...

I am in need of an experienced, part-time engineer to help with updating and enhancing the hardware and firmware of our existing PIC2...Integration of the new reader interfaces - Implementation of bug fixes - Updating existing firmware to accommodate the new changes - Fulfillment of new requirements, which will vary based on specific projects The ideal candidate should have relevant experience in board-level design and firmware engineering, with proficiency in UART, SPI, I2C protocols and development using the PIC24 platform. The project may also involve creating support for additional sensors, enhancing communication capabilities and improving power management, again depending on the specifics of individual projects. A flexible, adaptive approach would be greatly benefic...

I'm looking for a professional who can seamlessly guide me through the process of applying for entry-level positions(interships) in the consulting, operations, business, supply chain, and marketing industries. The ideal freelancer for this project should be experienced in: - Full application submission: Completing job applications on my behalf with attention to detail and time efficiency. - Crafting tailored cover letters: Capable of producing engaging, industry-specific cover letters that sell and align my resume with the exact requirements of the job. - Resume Optimization: Able to revamp my existing resume, emphasizing skills and experiences relevant to the target industries and improving its visibility in applicant tracking systems. This task requires a person with excellen...