Build 12v 19v converterงาน

I have a 120MB JSON file with nested objects, and I am in need of a skilled professional who can convert this data into a CSV format. Specifically, I require the following: - The nested JSON objects should be flattened into single columns in the CSV. - The column headers in the CSV should match the keys in the JSON file. The ideal candidate for this job should have: - Proficiency in handling JSON and CSV data structures. - Experience in working with nested JSON objects and flattening them. - Ability to accurately map JSON keys to CSV column headers. If you've successfully converted complex JSON files into CSVs before and you're confident in your ability to deliver clean, well-structured data, I'd love to hear from you.

I'm seeking an electrical engineer skilled in circuit design for consumer electronics. I want to design the schematic for a buck converter based on the Integrated circuit i chosed.

Olá, tenho um sistema simples de gestão feito em PHP com BD em MySQL, gostaria de converter esse BD para trabalhar de forma Multi Tenant (varias empresas no mesmo banco de dados em uma unica instalação), e tambem criar um painel administrativo para ativar e desativar essas empresas.

I need help migrating my Joomla-based website, which currently features a Currency Converter, to a new hosting server. Key Requirements: - Migrate the entire website (including the Currency Converter feature) from the existing server to a new one. - Ensure that the Currency Converter functionality remains intact and fully operational post-migration. Ideal Skills and Experience: - Proficiency in Joomla, PHP, and MySQL. - Prior experience with migrating websites, particularly those with dynamic features like Currency Converters, would be beneficial. - Strong attention to detail to ensure all components of the website are correctly transferred and operational.

I am looking for an expert to build a text-to-speech converter specifically for the Hindi language. This project doesn't require different voice options for males and females. What the project entails: - Hindi language support only (written and spoken) - Text-to-speech functionality with a female voice (“Girl Voice”) Ideal skills for this job: - Experience in voice recognition technology - Fluency in Hindi language - Previous work with text-to-speech converters.

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 component selection. Experience with ...

I have a list of 54 URLs, and I need someone to grab 2 images from each of them, convert them to .jpg and save them to a folder named 'Images'. Key Requirements: - Grab 2 images from each of the 54 provided URLs (all similar to below URL). 108 images in total. - Example URL is - Grab the biggest version of the image from lines 6613 and 6667 of page source code - Convert all grabbed images to .jpg from .webp - Save them to a folder named 'LC Images' - The images should be saved in the original size, with no resizing necessary. - See attached screenshot

I need a command-line program that can convert .mpz files to .xlsx files. The program should be written in Python. If anyone can do it, please send me the message. Key Requirements: - Input: The program should take a .mpz file (protected password) as input. - Output: The extracted files should be converted to .xlsx format. - Handling: The program should be able to handle files up to 200mb in size. Skills/Experience Required: - Proficient in Python programming - Experience with file handling and conversion Note: A graphical user interface is not required, the program should be command-line only.

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I'm seeking an experienced developer to create an online script that can automate the conversion of CSV files. Script must be browser based and linux based. No preference on programming language. Source file will need to be uploaded to CSV converter, and script will sort data and rename columns based of pre-existing requirements. Once conversion is finished, download link generated to download updated CSV.

tenho um trabalho com 40 paginas, grande parte em figuras e tabelas que preciso converter de word para latex...já tenho um modelo da ufpr.

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 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 and powerful designs.

I'm in need of a freelance electronics engineer with experience in LTSpice to design a voltage converter for me. - Purpose: The desired converter is a voltage cuck converter, meaning it should be able to change the voltage of the input signal. - Output Characteristics: The voltage output should be adjustable, allowing for flexibility in use. The output voltage range is 240 - 346 volts. - Maximum output current is 87 A. - Maximum rate of change of inductor current is 34.5 - Maximum Power is 30 kW. - Input Voltage Range: The input voltage range should be 330 to 550 volts. - Switching frequency is 150 kHz. - The project is only a simulation in LTspice. The ideal freelancer for this job should have: - Experience in LTSpice and a proven track record of designing ...

I'm in need of a freelance electronics engineer with experience in LTSpice to design a voltage converter for me. The budget of the project can be much higher than 30$. - Purpose: The desired converter is a voltage cuck converter, meaning it should be able to change the voltage of the input signal. - Output Characteristics: The voltage output should be adjustable, allowing for flexibility in use. The output voltage range is 240 - 346 volts. - Maximum output current is 87 A. - Maximum rate of change of inductor current is 34.5 - Maximum Power is 30 kW. - Input Voltage Range: The input voltage range should be 330 to 550 volts. - Switching frequency is 150 kHz. - The project is only a simulation in LTspice. The ideal freelancer for this job should have: - Exper...

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I have a Windows program built for media playback that I want converted into an Android TV app. This project is for a professional who has experience in converting programs from one platform to another. I'm looking to retain the primary function of the Windows program, which is media playback, in the Android TV app. i only have the .exe not more information The Android TV app should specifically include the feature of local file playback. Skills required: - Experience in developing Android apps - Experience in converting programs between platforms - Familiarity with Android TV development

I am seeking an Electronics Engineer specialized in power conversion, specifically the AC to DC conversion process (SMPS). The purpose of this project is to design and implement an AC to DC converter to serve as a power supply for an electronic device. The ideal candidate should have: - Extensive knowledge and experience in power electronics and circuit design - Proven experience in designing and troubleshooting SMPS Your responsibilities will include: - Designing a robust SMPS following given specifications - Validating the design through physical prototyping (dot board preferred) - Sharing the voltage sweep results with the proto Requirements: - Primary side: 90 VAC - 250 VAC input - Secondary side: 24 VDC (2A) and 15 VDC (3 A) (on the same transformer) - Should use UC3845 curr...

...example please design and don't use this exact one - BMPRO logo bottom left hand side - a pic of the product ( photoroom pic) bottom right hand side - make this pop out at you almost like a 3D image to get your attention - The following in dot point format on the left hand side in BMPRO fonts (attached) *1600W Pure Sine AC Inverter *DC (5-24V) And AC (240V) Out/Input *12 Power Outlets *1485Wh (12V 120Ah) *Core LiFePO4 (lithium) Benefits *Light Weight For Easy Transport *Integrated MPPT Solar Regulator *Ergonomic And Robust Case *Extensive Certifications *Non-slip Rubber Feet *Fast Charge Rate – 2.5hrs To 80% *High-contrast LCD Screen *Active Cooling *5-year Warranty - the following heading in BMPRO fonts (attached) "BMPRO Power Station" and under this write...

...environment, as well as various types of golf sticks. The candidate should: - Expertise in 3D modeling software and techniques - Creative and imaginative in designing 3D objects - Previous experience in creating game assets/animations - Ability to follow design guidelines and coding standards - Strong communication skills and ability to understand and translate requirements. - Since the game converter 3d file tools only recognize from format file .MQO, candidate must understand how to operate 3D Application such as Metasequioa ( ) Understanding our term of product: 1 Golf Clubset Product consist of 4 items such as 1 file for wood, 1 file for iron, 1 file for wedge, 1 file for putt and 1 file for preview in game shop (that consist of wood/iron/wedge/putt) so you need

The main purpose of this project is to broaden the mining capabilities of my current setup. I would like to have an efficient algorithm implemented that is capable of converting existing hashing power to mine using the SHA-256 algorithm. This would allow me to increase the diversity of my mining operations. Key requirements for this project include: - Developing an algorithm that can convert hashing power automatically - Primary focus on SHA-256 algorithm - Emphasis on compatibility across different systems rather than speed or energy efficiency Ideal candidates for this project will have a strong background in algorithm development, specifically relating to cryptocurrency mining. Familiarity with different mining algorithms, particularly SHA-256, is absolutely essential. Lastly, having ...

...system. Key Project Details: - The primary purpose of the PV system is power generation. - I need the simulation to provide details on basic electrical parameters and arc dynamics. - I need the simulation using different arc models (Cassie, Mayr, Habedank, Kema, Paukert, Modified Paukert, and Heuristic model). - The Pv system should be connected to the grid. - The Pv system should have a dc-dc converter and inverter. The ideal freelancer for this project should have: - Strong expertise in MATLAB - Simulink - Experience with simulating electrical systems - Familiarity with photovoltaic systems would be a plus - **Fault Duration and Conditions**: The simulation should be able to replicate varying dc arc fault durations and conditions to ensure the robustness of the system in dif...

I am seeking a proficient PCB Designer who can help me design a PCB layout for Buck Boost Converter circuit. The project specifics are: - The PCB is only two layers. Front copper layer and Back copper layer. - KiCad is the software to be used. - Working with both through-hole components and surface-mount devices to develop the PCB. - The primary application of this board is for prototyping, so accuracy and attention to detail are a must. Please make sure to include examples of your past PCB designs in your proposal if available.

Preciso de um Webdesingner parar converter e/ou criar páginas a partir de LandingPages e Outros, para Shopify e Woocomerce.

I'm in need of a skilled PHP developer to create a web application that can convert a Marathi excel sheet to English. The application should have the following features and capabilities: - Upload functionality: Users should be able to upload Marathi excel sheets into the application. - Conversion: The application should accurately convert the Marathi data (including names, addresses, phone numbers, gender) to English without any loss of information. - Download functionality: The application should allow users to download the converted English excel sheet. - Volume handling: The Marathi excel sheets may contain around 2000 records, so the application needs to handle this volume efficiently. Ideal skills and experience for this job would include: - Strong proficiency in PHP and web a...

...goodbye to you!!!! **** ALL TASKS ARE STATED HERE ***** :: Please see attached zip file which has screenshots to better explain tasks below. ****This site is FULL of Plugins. If you break any of them, I expect you to fix it without any extra fee **** Currently using Magento 2.4.7p 1.  Upgrade to latest Porto theme  2.  Install FREE version of G|Translate  3.   Install Curcy Currency Converter - activate in header, product page, checkout, etc. :: I purchased this plugin 4.   Registration should show a confirmation message whether it is with social media or with registration form.   5.  All transactional emails SHOULD GO INTO INBOX and not spam folder  6.  All links in transactional email should work - ...

I'm seeking a proficient Python developer with experience in Flutter for my project's frontend - we're converting audio files into PDF format, with Gujarati language a key aspect. The audio files will be provided in both mp3 and m4a formats, each ranging from 5 minutes to almost 2 hours long. Essential Requirements: - Experience with Google Cloud Platform, our selected cloud service provider for this project. - Ability to handle audio-to-PDF conversion in both mp3 or m4a formats. - Aiding in creating a text-searchable PDF as a result of the conversion process. - Additionally, submit the text to elastic search database to make the text searchable database for future use. (PDF is minimal required and this is an optional requirement) - Google cloud / azure / aws can be utili...

...electrical engineer to design a multi-output power supply for a portable AC servo drive. The ideal candidate will have expertise in power electronics and PCB design, with a proven track record of creating efficient and compact power solutions. Input Specification: 220Vac. Output Specifications: Two sections are required: Power Ground Circuit: +15V, +5V. Lower Ground (controller) Circuit: +12V, +5V, +3.3V, -12V. Ensure that both grounds are isolated from each other. The design must be lightweight and compact, suitable for a portable device. We need the design to be highly reliable and efficient, with considerations for safety and durability. Job Responsibilities: 1) Design: Develop a schematic and board layout for a multi-output power supply that meets the specified req...

I'm looking for a skilled individual who can create a sketch for a rather specific and interesting project. Key Requirements: - Utilize a crash sensor micro switch: This element is the core of the project as it's designed to respond to an impact and trigger a series of events. - Trigger a 12v motor: The motor should start running as soon as the sensor detects an impact. - Simultaneously play a short MP3 file: The audio should begin playing once the sensor is activated, but it should be less than 30 seconds in duration. - Activate a solenoid latch: This component is crucial as it performs a critical function in the project. The solenoid latch should be triggered once the motor is on and the music is playing. - Stop the music and motor: Once the solenoid latch has ...

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I have a code implemented in Python that I need to convert to JavaScript code. Key Requirements: - Convert Python based machine learning model to JavaScript. - Ensure seamless integration with the existing JavaScript codebase. - Maintain the accuracy and integrity of the model during the conversion process. Ideal Skills and Experience: - Proficient in both Python and JavaScript. - Experience in machine learning model conversion. - Strong understanding of neural networks. - Prior experience with integrating Python and JavaScript. I need a freelancer who can complete this task efficiently and effectively within 2 hours

I have a code implemented in Python that I need to convert to JavaScript code. Key Requirements: - Convert Python based machine learning model to JavaScript. - Ensure seamless integration with the existing JavaScript codebase. - Maintain the accuracy and integrity of the model during the conversion process. Ideal Skills and Experience: - Proficient in both Python and JavaScript. - Experience in machine learning model conversion. - Strong understanding of neural networks. - Prior experience with integrating Python and JavaScript. I need a freelancer who can complete this task efficiently and effectively within 2 hours

Hello, For a new project I need a IOT sensor that will be installed on a device that rotates. I need to know the am...rotates. I need to know the amount of rotations so I can service the device before it will break down. My device is not always connected to WiFi/Internet. I would like to see the amount of rotations on a remote location but I don't have to see them realtime. One update per day or per week is enough, don't know it makes a difference, but if so we can reduce the amount of data transmissions. 12V is available Pulses are count with a rotary encoder and based on the device type I have to set the pulse count per revolution. The name of the device must be adjustable so I know which IOT is connected to which device. Please let me know your though...

I'm in need of an experienced electrical engineer with expertise in power systems and circuit design. I'm looking to have a flyback converter developed that can meet the following specifications: - Input Voltage: 24 V DC - Output Voltage: 3 V - Load: 5 Ω - Output Current: 1-3 Amps - Load-Voltage Variation: < ± 3% The primary objectives of this project are to achieve a high level of efficiency and to ensure the device can deliver a consistent 3V to the 5 Ω load, while also being able to handle variations within the specified range. Ideal candidates for this project should possess: - Proven experience in designing flyback converters - Proficiency in power systems and circuit design - Ability to optimize for high efficiency - Experience in delivering stable volta...

...market for an artist who can provide a realistic rendering of a contemporary vehicle, using a vehicle model they already have created, with the catalytic converter highlighted. This is a colorful, yet highly technical and detailed, 3D ghost illustration. Ideal Skills and Qualities: • Proficient with digital illustrating tools • Experience with technical illustrations, particularly automotive-related • Strong understanding of car components, specifically the catalytic converter • Ability to create detailed, colorful artwork This project requires a deep understanding and familiarity with the components of a car, specifically a catalytic converter. Experience with automotive design or engineering would be a significant advantage. Your final output...

...microchip to control multiple DC motors and MOSFETs, with integrated voltage regulation. This project requires expertise in high-power applications, voltage regulation, and serial communications. Project Requirements: Microcontroller: RP2040 chip to manage all operations. Power Handling: Board must handle input of 24V. Voltage Regulation: Conversion of 24V input to 12V and 5V outputs. MOSFETs: 5 MOSFETs for 24V, 7A control. 4 MOSFETs for 12V, 5A control. Communication: USB Type-C for robust serial communication. Inputs and Outputs: 2 analog inputs. 1 One Wire communication interface. Additional pins for digital input/output as required. Deliverables: Complete PCB design files ready for manufacturing, including gerber files. Schematic capturing and PCB layout. BOM (Bill ...

I need a skilled web developer to create a website that will fetch and display HTML pages from another website. Here's what the project involves: - Users should be able to view these pages online on our website. - Users should also be able to download these pages as PDF files. - The site should be programmed to automatically update the HTML pages from the other site each time a user accesses a page. - We haven't yet decided how to handle multiple users accessing the same content simultaneously, so flexibility in your approach is key here. Ideal candidates would have experience with HTML5, CSS3, PHP, and knowledge of automated web tasks and conversion of various file formats. Previous experience with handling high traffic is a plus. Please provide examples of your past projects ...

I need an expert who can enhance my existing Java application, which currently translates MATLAB code to X10, to also support C++ as a target language. Key Modifications: - **Update Syntax Translation Rules**: The modification requires a deep understanding of both MATLAB and C++ syntax. The existing rules for translation from MATLAB to X10 need to be adjusted to C++. - **Add Support for C++ Specific Libraries**: The modified application should be able to integrate commonly used C++ libraries seamlessly. Accuracy and Time: - **Accuracy is Key**: The conversion of MATLAB code to C++ needs to be precise. While I'm open to additional development time, the primary goal is to ensure the accuracy of the conversion. - **No Specific Library Requirements**: Though the modification needs to...

...we're utilizing the Currency Converter API for conversion tasks. Therefore, we're seeking an expert who's proficient with this API and Laravel, capable of: - Identifying the root cause of these issues. - Correcting the incorrect exchange rates. - Resolving the currency conversion errors. - Ensuring the API settings save as desired. Strong API troubleshooting skills are fundamental to the success of this initiative. A solid understanding of Laravel frameworks and previous experience handling similar issues would be ideal. 1a. help to fix currency converter bug issue - cannot switch from free to paid. if i click paid and save, its not saving. 1b. all other currencies created to auto update as per the api. 2. I want the packages to convert to use currency...

...involves utilizing both inputs/outputs and write a code in C language The project requires 7 inputs and 6 outputs. - Inputs : Time Temp sensor probe Soil moisture sensor VPD sensor PH sensor EC sensor Water level sensor - Output : 2 x Peristaltic pumps 2 x 12v pumps AC Fan (PWM-controlled EC-motor) 220v water motor pump (using Solid State Relay) inputs/outputs will need to be set up and configured and based on the reading of the input sensors the Microcontroller will control the outputs. The successful freelancer will need to provide the following : Full electronic diagram. List of the...

...встановлювати температуру через джойстик. Треба щоб значення температури регулювалась через PID-регулятор (програмно) для того щоб пристрої охолодження та нагріву змінювали потужність плавно в залежності від поточної температи. Список датчиків та деталей: 1. Датчик вологості та температури DHT11 (Є також bme 280) 2. Датчик газу MQ2 3. LCD1602 з i2c 4. Джойстик для ардуіно 5. Вентилятор 5v або 12v - для охолодження повітря (такий який в ПК встановлюється) 6. Нагрівальний елемент – лампа накалювання (не остаточний вибір) P.S. якщо треба щось ще чи краще використовувати іншу деталь - напишіть

I am in need of a professional who can efficiently handle an RS485 device that requires reconfiguration. The scope of this project includes: - The procurement of a ready-made RS485 to TCP/IP Ethernet serial server converter - Installation and configuration of the converter with the RS485 device - Ensuring smooth and effective communication between the RS485 device and the TCP/IP Ethernet serial server Preferred skills and experience: - Proficient in working with RS485 devices - Strong knowledge of TCP/IP Ethernet serial servers and hardware programming - Prior experience with Modbus TCP - Familiarity with Arduino, Raspberry Pi, and ESP8266 Your responsibility will strictly be focused on setup and reconfiguration; no modifications on the RS485 device will be necessary. Pl...

I’m looking to make a smart controller that can integrate with 12v compressors for inflating tires on off road vehicles. Mainly I need the the pcb and electronics designed and I can make the housing and everything else. If you would also want to design the housing in ok with that. Needs to be almost waterproof. Mainly splash proof and heat resistant. It will be mounted in the engine bay. As far as the controller goes all it need to be able to do is check pressure from a pressure sensor that will be connected in line from the compressor and control a 12v output source(5a at 12v) to trigger the compressor to turn on as well as for deflating need a valve to be controlled to air down to set pressure. Looking for keep it as simple as possible. Only gonna need about 4 ...

I have a Python 3.x program that should convert Word documents into .wav files using the Google Cloud API for Text-to-Speech, but it's malfunctioning. So, I need an adept Python developer who will: - Troubleshoot the problem causing the break in function - Optimize the code to improve efficiency and performance Understanding Google Cloud API and experience with Text-to-Speech applications will be advantages. It's also essential you can work swiftly, minimizing the downtime of this tool. If you're a skilled troubleshooter with Python optimization know-how, this project is for you.

I have a project that requires the design of a power electronics system using PSIM simulation software. Key Requirements: - The goal is to design a custom converter. This is not about evaluating performance or optimizing existing designs. - The converter needs to meet specific requirements and will be of a level of complexity beyond basic single-phase designs. Ideal Skills and Experience: - Proficient in PSIM simulation software. - Strong background in power electronics system design. - Experience in custom converter design with specific requirements. This project is perfect for someone with a solid understanding of power electronics and experience in designing complex converters. If you've got the skills and expertise to handle this job, please get in touch.

...electronics. The crux of my project entails the following: • Performance analysis of a power electronics bidirectional converter for grid to Vehicle and Vehicle to Grid based on ANN control. The ideal candidate for this job would need to: • Have a deep understanding and specialisation in power electronics. • Be exceptionally adept at MATLAB. • Have extensive experience in performance analysis and design of power systems, specifically power electronic converters. This project will require an intricate understanding of different aspects of power electronics and the use of MATLAB will be instrumental in this. The main goal is to perform a matlab simulation for the bidirectional converter based on ANN control. The successful implementation of this job wi...

...original idea is starting from a existing CM4 carrier board ‘open source’, and modify it to add/remove elements, also ‘open source’. Most of the requirements can be found in any CM4 carrier board available with a public license, for exampe CMIO from raspberry pi. Description of the elements, interfaces and other requirements follows • Maximum board size 100mmx200mm aprox. • Power souce 12v, protected and converted to other DC (present in CMIO) • USB-C with mini USB conector for programming (present in CMIO) • USB 3.0 (present in CMIO) • Ethernet (present in CMIO) • CANBUS • PCIe (present in CMIO) • SD card slot (present in CMIO) • HDMI to LVDS signal + backlight &bu...

1. *Objective:* Develop a software tool that allows users to upload DWG (AutoCAD Drawing) files and receive JSON-formatted data containing information about every layer, including x and y axis data. 2. *User Requirements:* - The software should provide a user-friendly interface for uploading DWG files. - Upon file upload, the software should process the DWG files and extract data from each layer. - Users should have the option to specify the output format (JSON). - The software should ensure compatibility with various DWG file versions. 3. *Functional Requirements:* - Extraction of Layer Data: - The software must parse each uploaded DWG file and extract information about every layer data, like height width distance between two layers. - Information to be extra...

I'm looking for a sales professional who can reach out to our leads and convert them into registrations for our online school. The product we offer is the Full English National Curriculum to teenagers aged 11 - 18. It's crucial that the sales professional is fluent in English as they will be representing our school and handling potential students' inquiries. Ideal candidates for this position should have the following: - Proven track record in sales, particularly in an education-related field - Excellent communication and negotiation skills - Strong understanding of the education sector and the English curriculum - Experience in dealing with teenagers and their parents - Ability to work independently and meet targets - Proficiency in English The job is all about sales ...

...coding or Wix integration. Key Responsibilities: - Update and enhance existing website using Wix - Integrate an international payment gateway, which could be PayPal, Stripe, or 2Checkout - Create new pages to expand the site's functionality - Add more features via coding or Wix integration Pricing Specifics: - The pricing of products for different countries needs to be handled without a currency converter. This means setting fixed prices for each country. Ideal Candidate: - Proficient in Wix with a strong portfolio of past work - Experienced in integrating payment gateways onto websites - Skilled in coding and web development - Familiar with setting fixed prices for products in different countries Please note that the international payment gateway has not been finalized...

Hello there, I have a working Op Amp circuit that I would like to increase the output Gain from 2 to 4. I have +12v single supply, I have Schematic In Altium. Please Check attachment. Let me know if you can help.