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    44,678 12v battery charger circuit diagram работ(-а,-ы) найдено, цены указаны в USD

    I need a market that has all the functions of the example below: [войдите, чтобы посмотреть URL] The market diagram is attached below. I will make an open source file available as a base.

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    Предоставлю размеры тумбы на колесиках, с описанием расположенного внутри оборудования. Нужно получить - Реалистичное изображение с открытыми (видно оборудование внутри) и закрытыми дверцам. - Векторное схематичное изображение. Примеры приложил. Тумба на колесах 800 ширина 800 глубина 1400 высота Внутри три полки равной высоты. У верхней полки свои двустворчатые дверцы. У двух нижних полок &ndas...

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    Основная задача создать онлайн школу для обучения студентов. Студенты могут покупать курсы и работать с ними. Нужно создать интерфейс для LMS системы на Телеграм боте, для аутентификаций и управление курсами. У нас есть Backend где описана бизнес логика. Бот взаимодействует с сервером посредством протокола HTTP. ТЗ: [войдите, чтобы посмотреть URL] Нужные текста: [войдите, чтобы посмотреть URL] ...

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    Требуется написать программу управления лампами накаливания. Необходимо управление 3-5 лампами накаливания. При нажатии кнопки должна включаться соответствующая лампа. Через случайные промежутки времени от 0 до 1 минуты, лампа должна мигать случайное количество раз, со случайной интенсивностью и скоростью, после чего яркость лампы должна установиться на случайном уровне. При повторном нажатии той...

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    Съёмка рекламного ролика нового девайса Необходимо снять рекламный ролик устройства Примеры: [войдите, чтобы посмотреть URL] [войдите, чтобы посмотреть URL] [войдите, чтобы посмотреть URL] С другими примерами возможно ознакомиться здесь: [войдите, чтобы посмотреть URL] В видео, продолжительностью 2,5-3 минуты необходимо рассказать об устройстве, показать его внешне, принцип его работ...

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    1)Need the circuit design in kiCad 2) all parts in pcb should be listed by digikey or furnell uk or ali express 3) transformer should be ready made ... no hand made transformer

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    PCB Designing 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I Need a PCB to distribute Power output. The features are below. *It will act as a charging circuit for devices like iPhone, iPad, pencil, watch, laptop, and LED Screen or strip *The PCB is connected by a 20000mAh Battery at the input. *The PCB can manage power output to any of it's charging connection, (For Example- If we want to turn off one connection or more can perform it without disc...

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    Power supply design for Wifi Operated LED bulb with ESP8266 wifi module, Basically it will be combination of LED driver and Power supply for wifi module. Also, i need a Custom design of LED MCPCB with 5050 SMD RGB led. Only reputed agencies to apply, with previous experience in designing such a thing.

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    HTML to API 6 дней(-я) left
    ПОДТВЕРЖДЕН

    The purpose of this document is to describe requirements for linking up Screen designs (in html and css) with a Ruby on Rails API. Requirements Using the provided HTML and CSS use NuxtJS (Vue framework) to implement the screen designs Make sure that all page states exist All places where data would be fetched should hit the API and use the response to populate the pages Ensure all data interactio...

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    Project Management 6 дней(-я) left

    Project that needs defining activities and then durations according to PERT, drawing CPM diagram, calculating time, completing documents of two knowledge areas.

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    PCB project 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Seeking electronic engineer to create simple PCB to output 4-12hz low frequency sound. I need a diagram to test on sk10 and also a drawing of the board to have it printed and created, as well as a detailed list of components. It would be preferable to use components already assembled and on the market. On-off button and sleep timer (hours can be set). Variation of the frequencies emitted according...

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    Please see attached pdf for a diagram of app and better formatting of spec and test criteria. The PDF is what we'll judge any work against before accepting. ----------------------------------------------- Description Pull objects from REST feed, display, filter, double-click to modify, export Application must Must pull current data from url: [войдите, чтобы посмотреть URL] Must b...

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    Expert in electronic and communication engineering -- 2 6 дней(-я) left
    ПОДТВЕРЖДЕН

    RF circuit design task Need expert from electronic and communication engineering that can do Advanced Design System

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    We are looking for circuit designers in the following fields: 1. Analog and Digital Circuit Design 2. Solar and BMS charging circuit design 3. Power Electronics- Led Driver Circuit designs 4. Raspberry Pi, Arduinuo and Jetson Nano Please apply if you are having experience in any one of these. Please put Circuit on top of your bid so that I know bids are not just Spam Only Indian Freelancers

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    I need a prestashop developer 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I am wanting to build a parts sales site with prestashop and I am looking to get a good developer, who can make the parts diagram and products linked on the same page like in [войдите, чтобы посмотреть URL]

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    I want a web designer 6 дней(-я) left

    Dear all, For a Drupal 9 project I need support with the following. I have a datatype containing the columns: Date_Begin, Date_End, Value, Class I would like to, 1) create a view that groups by Class and for each group calculates and displays the sum over the column value in the view 2) create a diagram displaying Date_Begin on the X-axis and Value on the Y-axis 3) I would also like to implement a...

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    Circuit Schematic and BOM Validation 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I have four relatively complex circuits (100 to 200 components each) drawn up as schematics. I need a skilled electronical engineer to carefully review these documents for accuracy and completeness. There is no actual design work needed, just validation of existing designs. Additionally, once the schematics pass inspection, I'd like validation of the bill of material (BOM). Ultimately, I...

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    FLOW CHART DIAGRAM 6 дней(-я) left

    I HAVE A FLOW DIAGRAM THAT I WANT TO DEMONSTRATE TO MY CLIENT. This is what I want, as follows: 4 pages 1. Moving graphics (color) in the back ground and some light music. 2. flow schematic chart -re-designed into a bigger format. 3. scrolling text, real automated voice, in each box COLOR FILL as it appears. 4. as the box is read, then it appears then needs to be colored in the box. After t...

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    App and Hardware For software like LIME 5 дней(-я) left
    ПОДТВЕРЖДЕН

    Hi, I'm looking for somebody to help me build an asset sharing company along with hardware that integrates with the item being shared. EX car to go LIME BIRD Here's a link for what the app needs to be able to do [войдите, чтобы посмотреть URL] If you have some ideas on the hardware side of things I'm thinking of something simple like a digital battery cut off that'...

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    Projekt bazy danych SQL 5 дней(-я) left

    Potrzebuję stworzenia projektu bazy danych na określony temat. Projekt powinien zawierać następujące pliki: -dokumentacja w formacie PDF (szczegóły dokumentacji w wiadomości prywatnej) -pliki projektowe: [войдите, чтобы посмотреть URL] (diagram - gotowy); [войдите, чтобы посмотреть URL] (częściowo gotowy), [войдите, чтобы посмотреть URL], [войдите, чтобы посмотреть URL], [войдите, чтобы по...

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    project need simulation and circuit diagram. no live build necessary,but it should be for 24v lead acid battery

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    Statistics Homework -- 2 5 дней(-я) left

    Need these done ASAP - question 1) requires a venm diagram with sample space alongside answer - question 3 requires a tree diagram along with answers show all work!!!

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    Hi, we looking for someone who can do these tasks 1. Solve simple/complex problems which has R/C and with Voltage/Current Sources in circuits 2. Simulate all circuits and verify results in LTSpice-Tool 3. Create engaging document(PPT) which explains solutions to all the problems 4. Good at circuit design 5. Open for learning and multiple corrections Number of problems can be approximately : 15-...

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    Build me a website 5 дней(-я) left

    Dear all, For a Drupal 9 project I need support with the following. I have a datatype containing the columns: Date_Begin, Date_End, Value, Class I would like to, 1) create a view that groups by Class and for each group calculates and displays the sum over the column value in the view 2) create a diagram displaying Date_Begin on the X-axis and Value on the Y-axis 3) I would also like to implement a...

    $189 (Avg Bid)
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    I have a project on Arduino (exapmle Mega 2560 ). The Arduino should act as a cash receiver and send exactly the amount that I deliver via Bluetooth to the balance. I have a working code, but it only works on a few coffee vending machines. Where it does not work, it blocks everything with one code: #define CSH_ACK 0x0100 // Acknowledgment, mode bit set. I also have an insulator circuit. The f...

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    Create complete floor plan using our attached planning 5 дней(-я) left
    ПОДТВЕРЖДЕН

    We have 1500 Sq.ft. plot with width: 30 feet and depth: 50 feet. I created a diagram of our planning which includes Ground + 1 floor. We need: 1. Architectural plan 2. Structural plan which will comprise 4 to 5 plans ( beam layout, column layout, foundation, etc) 3. Electrical layout ( + we need AC connection in every room) 4. Plumbing layout ( Include septic tank + submersible ) 5. Create front...

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    Schematic for Power supply 5 дней(-я) left

    Hi I need to design a schematic for the power supply in Eagle. Hot swapped battery concept. Cannot pay more than the budget. I need all the libraries and all the components should be properly labeled. Let's talk.

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    KiCad design project 5 дней(-я) left
    ПОДТВЕРЖДЕН

    I need someone familiar with KiCad to design and finish a layout for me. * 12-24v power supply * 5v/3.3v rail * raspberry pi pins so that a pi can be soldered on it * rs232 with external connector * INA190 high side electrical sensor (0-4A) * control 4 relays (12v) * 16-channel AO4803A pmos (8 pcs) * 16-channel 2N7002DW-7-F nmos (8pcs) * 16-channel feedback loop (NC or NO programmable) * any...

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    build me an electronic curcuit 5 дней(-я) left
    ПОДТВЕРЖДЕН

    i need to design a circuit where air flow sensors and air flow regulators are used ..

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    Need an android app 5 дней(-я) left

    Am a power engineer and need to communicate with my power equipment at site using smart phones. In need of an app that can, (1) automatically restart my phone when the dead battery charges again. (2) automatically connect my phone to caller line after 5 sec of ringing. (3) only recieve call from assigned numbers.

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    Develop a BIOS for Windows 5 дней(-я) left

    We currently have a circuit board in the design phase that will be used for Windows based computers. We need a developer to create a BIOS for the boards.

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    You must live in... Brasil, Colombia, México, Argentina Chile, Uruguay, or another country in Latin America ✻ OVERVIEW ✻ You do *not* need any experience. You do *not* need an Arduino. You do *not* need an ESP32. I estimate that you will normally work 1 hour/day. I will pay you hourly via Freelancer. I presume Freelancer will deduct their 10% fee. You will normally work 20 days/month. ...

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    Schematic and PCB design 5 дней(-я) left

    I need schematics and a PCB with a ESP-WROOM-32, a USB to serial chip (CH340C), and voltage regulator (RT9080-33GJ5). Additionally, I need the board to have specifically space through holes for a PIR sensor, with a resistor between the data and ground. I also will need through holes for soldering battery wires. I am more than happy to describe our needs more clearly as well as provide a PDF copy o...

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    Product design and rendering 5 дней(-я) left
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    Make design and rendering for a modular battery wall system, such as enclosed sketch. 1) metal plate on which 1 inverter, 1 communicator, 1 AC switch box and upto 6 battery packs (2,5 kWh) can be mounted. 2) metal plate on which 1 inverter and 2 battery packs (2,5 kWh) can be mounted. We indicate the specific colour and write a more detailed product description and task. We need +- 6 rendering...

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    We are looking for an expert specialized in piping and automation to design and model the pipes and electronics pieces of our container farm. There will be 3 parts of this project: 1) Research and Analyze the concept, understand how the piping and electrical systems will work 2) Create the piping diagram and circuit diagram 3) Add piping and automation into our existing Solidworks 3D desig...

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    DLC SLD Stamp 5 дней(-я) left

    I have a single line diagram for a commercial solar project that I need an electrical PE stamp

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    Create a Drupal 8 Module that enables a library (Plugin>Blocks) of d3.js scripts placeable on pages as blocks. This is similar to a project described here: [войдите, чтобы посмотреть URL] The main differences are a) the Module will support multiple D3.js scripts, and b) the scripts will be placeable as Drupal Blocks. Key Concepts 1. Library of d3.js scripts will be expandable. The initial pro...

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    You must live in... Brasil, Colombia, México, Argentina, Chile, Uruguay, or another country in Latin America. ✻ OVERVIEW ✻ You do *not* need any experience. You do *not* need an Arduino. You do *not* need an ESP32. I estimate that you will normally work 1 hour/day. I will pay you hourly via Freelancer. I presume Freelancer will deduct their 10% fee. You will normally work 20 days/month...

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    Light Bulbs Testing Station 4 дней(-я) left

    I need an electrical circuit to be design. This electrical circuit is for the purpose of testing all different light bulbs with deferent bases, except the fluorescent. The entire electrical circuit has to be operable with the dimmer switch to determine whether each bulb is dimmable or not. The testing station has to be portable and comes with trays and compartments. The electrical circuit has...

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    KIOSK APP NEEDED 4 дней(-я) left
    ПОДТВЕРЖДЕН

    I need an application, for display of smartphone and tablets [mdm + digital signage], that allows the users of the device only to see a promotional video (that can be changed remotely), use the camera and that when touching the screen, it appears in the foreground a web-app. (Allow from the command center, add a URL and that the device immediately sends the person there when touching the screen) A...

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    The ACS770 block supplies an alternating analog signal as output. This output from the ACS770 is to be converted into a static analog signal in linear dependence on the existing current flow in the contact connections of the ACS770) so that it can be read directly into an analog input of the PLC or microcontroller. The existing print design should be supplemented accordingly and the modified Altiu...

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    I have a PCB designed in Altium that charges a 3.7 v Li-Po battery and then provides power to a 5V fan. The battery is 500mah capacity and takes 2 hr to charges. I need a designer to change the circuit so, that the same battery can be charged in 1 hr.

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    What is potential difference? 4 дней(-я) left

    voltage and term potential difference are often used interchaneably. potential difference might be better defined as the potential energy difference between two points in a circuit. The amount of difference expressed in volts determines how much potential energy exist to move electrons from one specific point to another. The quantity potentialy how much work, potentially, can done through the ci...

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    - Protos/eval units are tested and shipped on time. Design files are checked-in to repository, Test reports are prepared and reviewed, Defects are updated in Jira - Engineering Samples Protos Support - Hardware boards bring-up, building proto units, HW and System verification testing for supported configurations - Update sensor boards designs (Altium designer) based on inputs from testing, variou...

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