Pure sine wave inverter circuit using microcontroller ic jobs

...am seeking an experienced LT Spice expert to assist with the design and simulation of a half-bridge circuit to drive an ultrasonic cleaner load, 60W, 39kHz, and 10R impedance. I have an LT spice model that needs to be updated to meet the requirement. The floating side needs to show a square wave and the output to the load needs to be a sinewave. The main requirement is to update the values of the discrete component and use a much better MOSFET to meet the required output of 600V AC, 0.5A, 39kHz Responsibilities: - Improve the LT Spice model for the half-bridge circuit (no rectifier needed), Output is AC and not DC - Conduct detailed simulations to analyze performance - Optimize circuit design based on simulation results The MOSFET part number is SIHP24...

Hello! I need someone who is an expert in web programming with PHP to translate any kind of PDF for free in using PHP. This PDF must not lose its quality. It must remain intact and it must preserve the ORC format, style and all. I want the translation to be exactly like the one from onlinedoctranslator.com. I know you're going to tell me that the Google Translate api isn't free, but you can use this library (link removed) . Then it has to choose the number of pages in the PDF. Even if the PDF is 100 pages or more, it must be able to translate it. It must support encrypted PDFs and PDFs protected by passwords. I will use your code in my site. You can visit it and you'll see that the PDF translation is missing. I've told you everything and I hope you'll give ...

I am looking for a freelancer to help me in drawing the developed Artificial Neural Network (ANN) which will predict data related to education. The visual representation of th...versus the actual data will be shown in the form of spreadsheets. Your role will be to: - Draw the developed ANN for education prediction - Show the selected parameters for the developed ANN - Visualize the predicted data versus the actual data in spreadsheets Ideal skills and experience: - Solid understanding of Artificial Neural Networks (ANN) - Experience in data visualization, particularly using spreadsheets - Familiarity with educational data or at least a background in developing predictive models in a related field - Ability to clearly communicate complex technical concepts in a simple, understanda...

I'm seeking an intermediate-level programmer with experience in Embedded C and 8051 Microcontroller. The project involves designing a system that takes input from 3 sensors and controls an actuator (motor). Key Requirements: - Design a system on 8051 Microcontroller - Program the system in Embedded C - 3 sensor inputs and motor output - Intermediate experience level - Assist in sourcing necessary components I have a strong preference for someone who has worked with 8051 Microcontroller and has experience with designing systems that integrates sensor inputs and actuator outputs. Your role will involve both programming and assisting in recommending and sourcing the necessary sensors and actuator for this project. If you're experienced in these fields and c...

I'm looking for a skilled Matlab expert who has a thorough understandi...is crucial. - Timing and Synchronization: A meticulous understanding of the coordination of signals over time. - Antennas: A good handle on the properties, function, and deployment of antennas. - Propagation and Noise: Ability to assess signal movements and noise interference. Ideal Candidate: - Proficient in Matlab and its functionalities - Experience in Telecommunications, Satellite, and Sound Wave communication systems - Should have worked on signal processing, modulation, demodulation, and synchronization - Familiarity with various antennas and their applications - Understanding of signal propagation and noise analysis Please include in your proposal examples of past projects related to the above tas...

...motor. -I am wanting to use an arduino microcontroller for the controls. -I require the power supply to be as small as possible, but still being well within in a safe range of the power demand of the system. Refer to addition info regarding the sizing, or have a discussion with me on possibilities. -Additional peripheral components: 3 x Push Button, 1 x power switch, 1 x small display screen. 2 x Limit switches. What I need done. I need a freelancer to design and spec the unspecified components around the ones that are already spec'd. You will need to spec the PSU, and design the PCB board for the micro controller and for the peripherals required. I will buy all the componentry based on your specification and do the programming myself using arduinos firmwa...

I'm looking for an experienced firmware developer specializing in STM32 microcontrollers. I already have arduino Mega tested code which i need to convert into stm32 family Key Project Details: - Specific STM32 Model: The project will involve firmware development for a specific STM32 microcontroller model. - Application/Use Case: While not specified, the project likely involves a real-world application within the realm of consumer electronics, industrial automation, or wearable devices. Skills & Experience: - Prior experience with STM32 microcontrollers is essential. - Proficiency in utilizing various communication protocols (e.g. UART, SPI) and integrating sensors would be a plus. - Familiarity with power management techniques is highly desirable. - Experience with the ...

I'm in need of a skilled electronic circuit and hardware engineer to help me with the design and selection of components for a project. The project involves the creation of a power supply, an analog digital converter, and a relay. Key Responsibilities: - Circuit design: I need help with creating the circuit for the mentioned components. This includes ensuring the circuit is efficient and functions as intended. - Component selection: I'll require assistance in selecting the right components for the circuit. It's crucial to choose components that are of high quality and fit the project's requirements. The ideal candidate for this job should have a solid background in electronic engineering, particularly in circuit design and co...

I am seeking an experienced engineer who can assist me in the design and analysis of a new project. Ideal skills and experience for the job: - Proficiency in AutoCAD for design and analysis - Strong background in engineering, particularly in the area of design and analysis - Excellent problem-solving skills - Ability to work closely with me to understand my vision for the project and bring it to life

I have a digital circuit design in PDF format that I need converted into a Proteus Professional circuit diagram. This project only involves the conversion of the existing design into a circuit diagram within Proteus; no simulation or testing is required. Key Requirements: - Convert an existing digital circuit design in PDF format into a Proteus Professional circuit diagram. - Ensure that the circuit diagram accurately represents the original design. Ideal Freelancer: - Experienced with Proteus Professional software. - Proficient in digital circuit design. - Capable of accurately translating circuit design from PDF format to Proteus.

Hello, This is a $20 project. Looking for a freelancer to develop a python script to retrieve restaurant data from Google Maps using the Maps/Places API. The script should target restaurants that have a phone number and *do not* have a website. The inputs I need to enter are: - Location (latitude and longitude) - Search Radius (in meters) - Ensure the business/place is a restaurant, bakery, etc. Key Data to Retrieve, output in a .CSV: - Business Name - Address - Phone Number - Google Maps URL Thank you, trooper501

I am in need of a skilled AppSheet developer to create a custom app for my small warehouse inventory business. Key Features: - Inventory Tracking: I require a system that will consistently track and update inventory in real-time to ensure accuracy. Other Details: - Products: As a small warehouse, I have less than 50 different types of products. - User Access: The app will not need to support multiple users accessing and updating the inventory simultaneously. Ideal Skills: - Proficient in AppSheet development - Experience in building inventory tracking systems Please respond with your relevant experience and sample work for further consideration.

I'm in need of a skilled OpenCV programmer to help me with a bug in my WhatsApp automation script. Here's what you need to know: - The specific issue is that the automation isn't starting as expected. - The script is written in Node.js. - I haven't been able to locate any error messages or logs that might be related to the issue. You should ideally have experience with: - WhatsApp automation - Node.js - OpenCV Your task will be to identify the root cause of the automation failing to start and rectify it.

I am looking for a professional photographer/graphic designer to create engaging and high-quality product images for my Amazon listing. I require the following: - Product Images: - Pure white background. - Infographic Images: - Focus on high-quality material. Ideal candidates should have experience with product photography and infographic design, particularly for e-commerce platforms like Amazon. Kindly share your portfolio in your bid.

Hello! I need someone who is an expert in web programming with PHP to translate any kind of PDF for free in using PHP. This PDF must not lose its quality. It must remain intact and it must preserve the ORC format, style and all. I want the translation to be exactly like the one from onlinedoctranslator.com. I know you're going to tell me that the Google Translate api isn't free, but you can use this library (link removed) . Then it has to choose the number of pages in the PDF. Even if the PDF is 100 pages or more, it must be able to translate it. It must support encrypted PDFs and PDFs protected by passwords. I will use your code in my site. You can visit it and you'll see that the PDF translation is missing. I've told you everything and I hope you'll give ...

I have a couple of circuit diagrams that I need to have redrawn in Word format.

I need a solution that can automatically insert page numbers onto every A4 page in my document at the bottom. Key Requirements: - The system should work with A4 format. - It should be able to insert these page numbers automatically and consistently on every page. - The page numbers should be placed at the bottom of each page. Ideal Freelancer: - Experience working with PDF manipulation and automation. - Proficient in software that can perform automatic page numbering. - Attention to detail in maintaining consistency in design and positioning of the page numbers.

HI we are looking for Web and mobile app developers for cs cart who can also give some idea. ( using ) Reference is We will add Auction bidding option ( ) I was hoping to see any references you’ve created that is similar to direct-liquidation idea, we want something very similar but with having the auction feature added, which is something already available and offered from CS-Cart Looking to see what would you suggest to make with a similar idea to our reference Buy now and Bid option with payment gateway. multivendor with a bidding system. Ppl can buy or bid based on vendors choice and the system

I am looking for a well-qualified freelancer to help me develop a motivational app using AI. The user interface required for the app will be a mobile application. We will also need an admin panel to manage user subscriptions. Additionally, AI scripts need to be incorporated into the app as well. The purpose of the app is to motivate users and encourage them to reach their goals. The freelancer I choose to work with must possess advanced experience in both mobile application development and AI programming. They should be comfortable working with both UI/UX design and backend development to ensure that the app functions correctly. Project Brief -

Need to do tamil typing :- using Google Transliteration or any other transliteration tool. For example For the words -"என்ன செய்கிறாய் " , you have to type 'yenna seigiraai' and to use any transliteration tool to convert to tamil and return as a docx. or google docs. Totally need to type 30 pages . A sample page is attached.

i have a list of 11,000 car part numbers. need to find the image from each one, if you type the part number in google you'll find the image for that part.

I'm in need of a logo for my life coaching business. The name of the business is Puget Sound Life Coaching & Consulting, LLC. I want it to be elegant and sophisticated, with a primary focus on the colors green and blue. The logo will be used primarily online. I would like it to have a graphic that has an ocean, a wave, or something to do with water.

I'm in need of a Verilog expert proficient with Quartus Prime Toolchain. Key Requirements: - Professional with Verilog: Need someone experienced in designing digital circuits and implementing specific functionalities using Verilog. - Proficiency with Quartus Prime: Familiarity with the Quartus Prime Toolchain is a must. I need to design, simulate, implement and test a digital circuit using the Quartus Prime toolchain as per the specifications I will provide and demonstrate the workflow when using the Verilog HDL to construct a design for a physical Field Programmable Gate Array (FPGA) target. Please apply if you have the required expertise. No teams or companies please.

I'm in need of a skilled circuit board designer that can create the and design the Greber file for me, I need to send the files to the manufacturing compony. My project contains few components only. SAM D11C 14-pin chip, 3 LEDS, Battery holder, and a reset switch. The "j2" pads are for programming the chip, Gnd, power, and clock. The 2 antennas traces are connected to analog pins A2 and A4. LEDs are connected to digital pins 24,25,31. the reset button to RST pin of course. For the 4 programming pads. Gnd and Power goes to Gnd and VDD pins in the chip, For the clock, I'm not shire which pins. layout size : 10 cm by 5.398 cm

I'm looking for a skilled freelancer with experience in image stitching using OpenCV. The primary goal of this project is to merge two images into a single image. Project requirements : You will be able to choose 2 grayscale images from the graphical interface. The images will be read from the disk and displayed, and the mouse will be used to choose corresponding points on the images (at least 3). Pairs of dots will be marked with crosses of the same colour in the images, but distinct (random choice of colours) for each pair. After pressing a key a third image will be displayed containing the first image pasted to the second image on a black background. For this, the image registration algorithm will be implemented, which calculates the geometric affine transformation based...

I'm seeking a skilled professional well-versed in MAXQDA software and data analysis to assist with my upcoming project. The work will involve the analysis of multiple sets of data - primarily surveys, interviews, and focus groups. Key tasks involved: • Coding data sets on MAXQDA • Analyzing coded data • Delivering insightful interpretations of results The job will involve approximately 40 surveys, 12 interviews, and 2 focus groups. It's therefore crucial that the successful individual or team is able to perform this task efficiently, maintaining high-quality data analysis throughout. Having previous experience in a similar job, and professional knowledge of Windows operating system, is highly desirable. Therefore, this job is best suited for someone with a ...

I'm looking for an experienced social media manager who can help me in creating and scheduling 200 posts for LinkedIn, Facebook, and Instagram. The posts will aim to target the Saudi market, focusing on Saudi public holidays, patriotism, and more. The requirements for this job are as follows: - Create 200 posts: The posts should be engaging, creative, and tailored for a Saudi audience. They should include high-quality, royalty-free stock photos and be bilingual in both English and Arabic. - Schedule posts: Utilizing Odoo Social Marketing, the successful candidate will be responsible for scheduling these posts for optimal times to reach the target audience. - Target Saudi Market: Understanding the Saudi culture and market is crucial. The posts should resonate with the local audience, ...

I'm looking for an experienced PCB designer who's proficient with Altium Designer. The project specifically involves a multilayer PCB design. A strong attention to detail and a good understanding of circuit board layout is crucial for this project. Key Requirements: - Proficiency in Altium Designer - Experience with multilayer PCB design with large PCB Boards - Ability to understand and implement complex circuit board layouts - Attention to detail Please provide examples of your previous PCB design work using Altium. A portfolio demonstrating your experience in multilayer PCB design will be highly regarded. This is an LED board which needs layout editing with adding few more components. Please Show your previous work with dense Layout with Noise and Heat Ma...

HI we are looking for Web and mobile app developers for cs cart who can also give some idea. ( using ) Reference is We will add Auction bidding option ( ) I was hoping to see any references you’ve created that is similar to direct-liquidation idea, we want something very similar but with having the auction feature added, which is something already available and offered from CS-Cart Looking to see what would you suggest to make with a similar idea to our reference Buy now and Bid option with payment gateway. multivendor with a bidding system. Ppl can buy or bid based on vendors choice and the system

Payment will be paid according to each repo in MS Projects' Jira system The payment calculation will follow the actual time for each repo except the time to fix bugs.

I'm in need of a PCB layout for a small electronic product. Here are the specifics: - The purpose of the layout is for electronic product manufacturing, not for circuit prototyping or repair. - The PCB must be designed to fit within a small size constraint, specifically less than 10x10 cm. - The PCB should be a double-layered design. Ideal skills and experience for this job include: - Proficiency in PCB layout design, particularly for small, double-layered boards - Prior experience in designing for electronic product manufacturing - Attention to detail and ability to work within specific size constraints.

...The script should be able to handle large amounts of data efficiently, allowing for insightful analysis and visualization. The key requirements include: - Writing new code from scratch - Prior experience in data analysis using Python - Proficiency in Python libraries such as Pandas, NumPy, and Matplotlib If you have a solid background in data analysis and Python, and are able to create efficient, clean, and well-documented code, I'd like to hear from you. Here are details- I have to create a simulation that will find the optimal solution to go around a circuit using the least amount of power in a given time, by calculating the forces acting on the vehicle at any point. The forces have been identified to be: Drag, Rolling resistance, Incline, Wind & M...

...connectivity to achieve optimal functionality. While not necessary I will favor developers who have the hardware at hand and can test themselves before finalizing the project. Any prior experience in Embedded development, File transfer, Network communication would be an added bonus. Key objectives are as follows: - Establish Websocket connection to public domain - With Wiznet W5500 and STM32 microcontroller. The ideal candidate should have: - Proficiency in Wiznet development - Proficiency in STM32 development - Extensive experience with Ethernet connectivity - Understanding of data transfer speeds and protocols. - STM32 and W5500 modules at hand Your job will be to write an optimal code, preferably in STM32CUBEIDE or Keil MDK Arm. The Wiznet W5500 is connected to STM...

I'm on a tight deadline to develop a new application using Laravel. There are some minor bugs that need to be resolved before we can move forward. Ideal Skills & Experience: - Expertise in Laravel and PHP - Proficient in resolving minor bugs - Able to work efficiently under a tight deadline - Strong communication skills, as we'll need to discuss bug resolution progress and application development milestones regularly

I'm looking for someone experienced in cleaning ou...will only respond to offers that have confirmed they have watched the video. I will not answer bot responses. Key responsibilities include: - Utilizing SemRush to identify toxic backlinks - Compiling the list of toxic backlinks in a notepad for Google Disavow backlinks tool - Ensuring that the backlinks are safely removed from our website The ideal candidate should have: - Prior experience in using SemRush for backlink analysis - Proficiency in compiling and managing backlink lists for Google Disavow tool - A solid understanding of SEO best practices and the impact of toxic backlinks on website ranking Access to the website's Google Search Console is crucial for this task. You should have full access to efficiently c...

I'm looking for a skilled electrical engineer who can help me with the design of a high-torque electric motor for a cart. Key tasks involved in the project will include: 1. Electrical System Analysis: Understanding the system needs and constraints to design an effective electric motor. 2. Circuit Design: Developing a circuit that will be optimal for the high-torque motor. 3. Troubleshooting and Repair: Providing solutions to potential problems experienced during testing and implementation of the design. The electric motor design needs to account for the following specifications: - Power Rating - Speed - High Torque Engineers with experience in design and development of high-torque electric motors will be preferred. A strong understanding of both theoretical knowledg...

...high-frequency communication between the mobile device and the vehicle's equipment. 【2　Technology Description】 This technology relates to devices equipped with the ability to measure distance to other equipment using wireless communication, and a feature to notify users when communication is obstructed. With this technology, users can quickly understand the situation when communication disruptions occur with vehicle equipment. Please search for this technology. 【3　Reference information】 This technology pertains to devices that perform authentication processes with other equipment using wireless communication. Specifically, these devices use Ultra-Wideband (UWB) wireless communication and include a control unit that conducts vehicle control based on measured distances...

I looking for someone to design a PCB to include an MCU, Wifi module, and some headers Key Requirements: - The PCB should have an STM32 microcontroller (MCU) to carry out basic functions. - The design should incorporate an ESP32 Wi-Fi module for internet connectivity and a motor controller. - The complexity of the project is minimal. Deliverable: Using EasyEDA to design the PCB, I ask to receive a copy of the project, Gerber files, BOM, Pick and Place, and any other files required to manufacture the PCB. Ideal Freelancer: - Proficient in PCB design. - Experience with integrating MCUs and Wi-Fi modules. - Able to deliver a simple, no-frills design that works effectively. Please provide me with your quotes and examples of relevant projects you have worked on.

...make a quite smilar a product page. like this Specifically, I'd like this new page to be built using 'Pagefly' or similar tools. this is the product page that we desire to similar While the page should be an imitation of the reference site, I'd like some minor modifications to the design and layout. Key requirements: - Replicating Product Descriptions and Details: This is the core aspect of the project. You'll need to ensure the descriptions and details are accurately transferred to the new page. - 'Pagefly' Experience: Proficiency in using 'Pagefly' or similar tools is a must. This will ensure that the modifications to the design and layout can be achieved without compromising the overall

I'm searching for a skilled JavaScript developer who also has solid experience using Chrome Developer Tools for debugging. The main responsibility of this project will be to analyse and understand functionality of a web application and website. To succeed in this project, you need to: - Be an expert in JavaScript. - Have advanced proficiency in Chrome Developer Tools. - Have a solid understanding and previous experience with web platforms. - API integration experience.

...or removing MOSFETs or any other relevant hardware as required - The BMS should include essential safety features such as: * Temperature monitoring * Short circuit protection * Cell balancing * Reverse polarity protection - The system should allow for charging and discharging through the same port I need this project to be completed within a month. Ideal skills and experience for this job include: - In-depth knowledge and experience in BMS design, particularly with LiFePO4 batteries - Proficiency in creating flexible BMS systems with variable ampere capacity - Extensive experience with temperature monitoring, short circuit protection, cell balancing, and reverse polarity protection - Ability to deliver the project within the stipulated timeframe - Strong probl...

I require to verify a basic Energy Compliance report using Comcheck program for a 750 sq. feet single story modular building.

I am seeking a skilled and experienced Switch Mode Power Supply (SMPS) design engineer. For my particular project, we will focus on AC-DC converters and shoul...Switch Mode Power Supply (SMPS) design engineer. For my particular project, we will focus on AC-DC converters and should, therefore, possess specific expertise in switching regulation topology. Here's what I need: - Mastery in designing AC-DC converters utilizing switching regulation - Ability to design a converter with power output less than 100 Watts - Experience with power electronics and circuit design Your background should demonstrate relevant projects you've completed that are particularly linked to the aspects mentioned. Your strategic and innovative thinking will be highly valuable to create efficient a...

I'm seeking an experienced JavaScript developer with an intermediate understanding of Laravel to assist with a very small tasks. - **Fixing Frontend User Booking Page**: You ...essential here. **Requirements**: - Excellent knowledge of JavaScript - Experience in front-end development and user experience enhancement - Proficient in form validation - Strong troubleshooting skills - Familiarity with Laravel is a plus, although not mandatory - Prior experience in similar projects or with similar technologies is highly desirable Please note that we require the expert to use pure JavaScript for this project. Prior experience with this is preferred. If you think you meet these requirements and are looking to work with a dynamic team on an exciting project, please don't hesit...

I'm in need of a talented data scientist with a strong background in natural language processing and deep learning. The goal of this project is to develop an efficient and accurate ML model that will estimate the temperature of the Electric Motor dataset from Kaggle. Key requirements include: - Utilizing natural language processing techniques to analyze the time series data provided - Employing deep learning methodologies to ensure the model is robust and performs well - Ensuring the model is able to accurately estimate temperature from the Electric Motor dataset Your expertise in natural language processing, deep learning, and time series data analysis will be crucial for the project's success. Please only apply if you have a proven track record in these areas.

In this project, I am seeking a highl...am seeking a highly knowledgeable and experienced KiCad user who specializes in double layer PCBs. - Purpose: The primary function for this custom PCB is data transmission. This project will require a comprehensive understanding of different data transmission protocols and experience in related circuit design. Skills and Experience Required: - Proficiency in KiCad CAD software - Experience in designing double layer PCBs - Knowledge about different data transmission protocols and related circuit designs Please note, only bids from freelancers showing relevant previous works and portfolios will be seriously considered. I look forward to reviewing your proposals and potentially collaboratively creating an efficient and effective data ...

Requirement: Project completed in KICAD ONLY. I need help routing an allwinnder D1 SoC to DDR3 RAM and rout the PMICs. You should be proficient in length matching and proper KiCad design. You must review the schematic to ensure there are no issues before you start routing. I'm seeking a proficient PCB designer with experience in KiCad for the development of a multilayer circuit board intended for consumer electronics. Key Points: - The project involves the creation of a multilayer PCB targeted for consumer electronics. Prior experience in this field would be highly advantageous. - Proficiency in KiCad is essential. Prior experience working with KiCad for multilayer PCB designs is a must. - You should have a good understanding of the manufacturing process for consumer electr...

I need a circuit schematic for the attached circuit

...Python, and has experience with PIC Kit 2 microcontroller. The job entails both programming the PIC Kit 2 and working on a specific project involving its application. Ideal Skills and Experience: - Proficiency in C++ and Python. - In-depth understanding of microcontrollers, with specific experience in PIC Kit 2. - Previous experience in programming PIC Kit 2 specifically. - Ability to work on a project involving PIC Kit 2. -Ability to understand PLC logic along with programming. Please note that I'm looking for someone with a strong background in these areas, as the project may involve complex programming tasks. If you believe you have the necessary skills and experience, kindly reach out to discuss the project in more detail. We are working on IC (PIC16F772) for a...

I'm looking for a skilled professional who can convert a provided design into a PDF document using HTML format. The attached format should be replicated in the PDF. I will supply all the necessary content and images for the document. Key Requirements: - The PDF should include a header and footer as per the design. - Proper formatting and tables should be implemented. - Images and logos within the document should be accurately included. Skills and Experience: - Proficiency in HTML and experience in creating PDF documents. - Knowledge of would be advantageous. - Ability to replicate a design accurately in a PDF format. - Attention to detail to ensure all elements are correctly positioned. Budget: The fixed budget for this project is 500 INR. Please bid accordingly.