Switching mode battery charger circuit diagram työt

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    80,419 switching mode battery charger circuit diagram työtä löytyi, hinnoittelu EUR

    Minulla on edelliseen projektiimme liittyvää jatkuvaa työtä 'Ruuhimäki Circuit Logo desing'

    €18 / hr (Avg Bid)
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    1 tarjoukset

    Help needed with finishing and laying out a fairly simple MOSFET-based RGB LED driver in the form factor of an Adafruit Feather shield. I'm using the Adafruit Feather M4 Express to prototype and this will be a shield that stacks on top. I already have a working circuit I just need to transfer to PCB in Feather shield form factor and basic review. The Eagle schematic is mostly finished and I ...

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    18 tarjoukset

    I need the electrical diagram to connect from an audio input from XLR to L / R balance potentiometer to volume potentiometer to plug 3.6 headphone output. The diagram I need is only wiring, not cards or other systems since it is not active. attached reference image of the elements to use.

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    5 tarjoukset

    I'm looking for iOS developer for music play. I'll provide the demo source code and you must fix only two bugs in there. 1. specific music play repeat mode bug fix 2. seek bar warning fix in background mode.

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    Hello, I need a program for mailing in viber. It is necessary that the program automatically runs the following: Buying a number on registrar sites Receiving SMS on these sites Registration of numbers in viber. Sending a message on a loaded database The program was open and disabled so that they could be used. As I see it, the program registers 500 accounts. sends a message to 1-3 numbers from th...

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    Trophy icon Spot The Ball Game 29 päivää left

    we would like to create a game for a nee site in development. - we would like someone who is good at making apps will be good for this job as the game will have to be high quality and nice visuals so knowing adobe photoshop is a must for this project!! - game will have two game modes. - game will use its own payment processing gateway stripe, paypal and use SCA, PSD2 - game will have its own adm...

    €917 (Avg Bid)
    €917
    1 työtä

    Portage d'une application Android vers iOS. Application en mode client/serveur, communication backend REST/JSON, interface simple avec une quinzaine d'activités.

    €1298 (Avg Bid)
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    17 tarjoukset

    I have to design a hybrid tri-renewable (pv,wind wave) battery storage system connected with off-grid AC load and DC load in matlab simulink. Also need the operation and control. I need simulation and thesis'

    €177 (Avg Bid)
    €177 Keskimäär. tarjous
    7 tarjoukset

    I am also looking for a GOOD VRP 0.5 PROGRAMMER Full Details - when in jail serving a sentence, have something to do to lessen the penalty - When you are in the dp cell and there is already a miscreant doing rp cm a pm n da to do also even being in a different cell because of the other cell's speech there most of the time we have to wait to finish an rp to start another yet more boring it is ...

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    10 tarjoukset

    We need to test one Portal which is in qa state. The test should be in automated mode and the reports must be submitted. All bugs and performance must be reported. A recommendation must be listed for major issues The Portal must also be evaluated for Security issues. Web pages to be inspected, URL inspected and list out Security issues with reccomendations. A two round of testing will be require...

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    10 tarjoukset

    1. Need to create image files from logos that are currently in a pdf file (attached below) 2. Need to fix display issues in landscape mode on devices and optimise display for all device sizes. Currently too large in landscape view and not displaying correctly on some devices. 3. We would like the text in Menu Header (itp Security) to display initially then the name of current page (page the user i...

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    4 tarjoukset

    We operate a website and our own API. Both the website and the API allow users to perform a distinct statistical analysis, which uses financial data (i.e., stock market closing prices) as inputs. While users of the website must upload their own data, we want to avoid this hassle of providing data for users of the API. Also, we want to publish this data-enhanced API on [kirjaudu nähdäkses...

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    PCB board design 6 päivää left

    I want a circuit board design (all in one): - to charge 3 x 18650 lithium battery in series using power supply - voltage from these three batteries can be step up or step down (buck boost circuit) 5-35V - another circuit for 2 x NPN or 2 x PNP outputs

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    Chaturbate Tip Notifier for OBS 6 päivää left
    VARMENNETTU

    Hello. I'm a webcam model performing on Chaturbate and and i need a developer to create an app for me What I'm looking for is : • Real-time tip notifications on screen during live shows • Real-time follow notification on screen during live shows • Real-time subscriptions (on Chaturbate it's "Fan Club") on screen during live shows • Follow reminde...

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    Mainostettu
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    residential solar system design 6 päivää left
    VARMENNETTU

    I need someone to do the following: a.       Layout of the system b.       Single line diagram c.       AC and DC boxes details and breaking capacities d.       Substation details showing capacities and protection details (If Applicable). e.  &nb...

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    7 tarjoukset

    1. System: Windows (10, Server 2016) 2. Task: Write a script: System automatically sends an email to designated account whenever the computer switches power supply from AC to battery or vice versa. 3. Reference: Script to make system automatically send an email when it boots: [kirjaudu nähdäksesi URL:n]

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    2 tarjoukset

    1. System: Windows (10, Server 2016) 2. Task: Write a script: System automatically sends an email to designated account whenever the computer switches power supply from AC to battery or vice versa. 3. Reference: Script to make system automatically send an email when it boots: [kirjaudu nähdäksesi URL:n]

    €27 (Avg Bid)
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    4 tarjoukset

    In high voltage transmission and distribution system, high fault currents could cause the system to go in saturation mode which severely affects power system operations. Therefore we are to design and analyze a protection system that can ensure safe power system operations under extreme fault conditions. Separate protection relays are to be selected for transmission lines, power transformers and ...

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    App workflow 6 päivää left

    I am working on a mobile app project, and would like help with generating a workflow diagram for the prototype I'm intending to design. I have some sketches and know what I'm looking for, and would like assistance from a UI/UX expert over two stages: 1. Finalizing prototype screens and content (no design - just workflow) 2. Designing the prototype (UI/UX design) Currently, I'm lo...

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    33 tarjoukset

    Get one normal image in Zybo Z7 with PCam 5c Camera and send it to a computer, then do another one. In another mode, process image (join several of them) and send it to the computer, then do another one. Communication by Ethernet. If it's easier on another board we can talk about it Done on Vivado or any other software... Source code required Thanks!

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    12 tarjoukset

    I plan to exhibit some of my artworks and I have a vision for exhibition. I need a person who can write: 1. an Artist's statement (0.5-1 page maximum - interesting easy for reading story about theme of exhibition), 2. change Artist's bio on the way it matches Artist's statement (I already have one and it is available here: [kirjaudu nähdäksesi URL:n]), 3. create a name ...

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    €45
    1 työtä

    i have one case study related to system analysis and design which included to draw use case,context diagram,use case narratives and much more.

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    7 tarjoukset

    We are looking for someone experienced in Prestashop that could update a payment module from 1.6 to 1.7.5.2 [kirjaudu nähdäksesi URL:n] The module installs, but is showing at payments methods, not even on sandbox mode. Please bid only if you are expert on prestashop.

    €130 (Avg Bid)
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    16 tarjoukset
    Clock in App 5 päivää left

    Clock in app Includes these features -tracks location when clocked in -upload images per day -export feature to email or pdf -able to see estimated earnings that week -option to start and stop lunch -option in settings for dark mode (switch) -option in settings to deduct tax and a field to enter custom value a app that works almost like it and that i would like to replicate is [kirjaudu näh...

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    54 tarjoukset
    Make Video tutorial 5 päivää left
    VARMENNETTU

    Hi, i want to make video tutorial about "How to activate SSL Certificate" on my website and using cPanel. i will provide you script and instruction. i need british english accent. If your accent is not good you can use an app like animaker or others. I need good quality result. Estimated tutorial length is around 3 minutes. in tutorial 4 websites are involved 1- my business website w...

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    7 tarjoukset

    Hi We require a power supply that converts AC 230V to DC 24V. We need an electrical engineer who has practical experience in switching power supply design and also have developed similar power supplies before. Power: 60W + 10% Input Voltage: 100-265V AC Output Voltage: 24V Output Current: 2.5A RIPPLE & NOISE (max.): as low as possible VOLTAGE ADJ. RANGE: 22 ~ 26 V FREQUENCY RANGE: 47 ~ 63Hz...

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    11 tarjoukset

    [kirjaudu nähdäksesi URL:n] We are a small custom motorcycle workshop in London England Our suite has been underdevelopment for a few months now & we are looking for a professional developer to take the site to the next level. We have used several freelance developers so far some good & some not so good, we are only interested in people of integrity & professionalism. If you...

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    17 tarjoukset

    60 Graphics required in a month, This will be continued every month. If we like your work we will keep you permanently and mode of payment will be freelancer only. We will pay Rs.30 for each info-graphic. Required can vary from social media graphics, brochures, to posters. Bulk work will be provided if this is carried out in a good way.

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    17 tarjoukset
    Trophy icon recreate existing Logo 28 päivää left

    Hi, i have already a Logo the Design and Colours are good but it have not an professional Touch, example the Text Font is not professional the microscope is not good quality,the Circuit vector on the Body is not good quality..., i want to print it on T-Shirt clothes and in Front of my Shop so it need to be very Professional. The PSD file i uploaded as attachment here please check

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    €54
    23 työtä

    Day Counter - Design a pcb with display and inbuilt battery. One button for Start/Reset The display should show 1 on start and the count should increase by 1 for every 24 hours. It has to stop at [kirjaudu nähdäksesi URL:n] upon pressing Reset should start from 1 again. The battery should last for 2 years Dimensions : Length : 3 - 4cm Width : 1 - 1.5cm Smaller the better

    €123 (Avg Bid)
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    12 tarjoukset

    We will be switching from Quickbooks Online to Zoho Books online. I'm looking for someone that is familiar with this process.

    €185 (Avg Bid)
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    17 tarjoukset
    Build Android app 5 päivää left

    App with local database , use camera for read barcode of product and return new page with factory date and expiration date on drowing things like battery . So i need page for add product data.

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    20 tarjoukset

    Do you know R? Need a data scientist to duplicate a Data Studio Dashboard using RStudio Shiny Dashboard Using R Studio packages such as RMarkdown, I would like to have an example of an R Studio dashboard that uses the same datasources as Google Data Studio to deliver realtime daily time-series data. Would like this to show how various connectors display calculated fields in comparison the Dat...

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    10 tarjoukset
    System modelling -- 2 5 päivää left
    VARMENNETTU

    PROJECT DESCRIPTION it will include UML diagram, tables, group task, individual task, 1. The name of the sub-system you are modelling; 2. The fully developed use case descriptions, activity diagrams, and system sequence diagrams for two of the most complex use cases of the chosen sub-system. Activity and system sequence diagrams may be created in any package e.g. DrawIO, LucidChart or Enterpris...

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    1 tarjoukset

    PROJECT DESCRIPTION it will include UML diagram, tables, group task, individual task, 1. The name of the sub-system you are modelling; 2. The fully developed use case descriptions, activity diagrams, and system sequence diagrams for two of the most complex use cases of the chosen sub-system. Activity and system sequence diagrams may be created in any package e.g. DrawIO, LucidChart or Enterpris...

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    1 tarjoukset
    Need a skilled system modelling personnel 5 päivää left
    VARMENNETTU

    PROJECT DESCRIPTION it will include UML diagram, tables, group task, individual task, 1. The name of the sub-system you are modelling; 2. The fully developed use case descriptions, activity diagrams, and system sequence diagrams for two of the most complex use cases of the chosen sub-system. Activity and system sequence diagrams may be created in any package e.g. DrawIO, LucidChart or Enterpris...

    €50 (Avg Bid)
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    2 tarjoukset

    I am looking for some one who can help me designing below ->Low power - should be able to run on 20000 mah battery for a week. ->able to control 8*8relays (at least 32 relays) ->GSM/GPRS SIM 800l or similar ->battery charging based on solar panel -> battery level reading capability

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    38 tarjoukset

    1. About the app: (1) For use by multiple users on collaborative blogging; (2) Key concept points: multi-user access control, Hierarchical treeview, combination of search criteria; (3) Programing language: ASP.NET MVC 5.0, ajax javascript; (4) Host environment: Windows Server 2016, Sql Server 2012+, (and Visual Studio 2015) 2. Available resources: (1) Project concept and feature list files; (2) ...

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    I am looking for a data extraction for my company. Please mention your availability (immediate, full/part, for how many months), mode of work, data extraction volume (daily) and your daily/monthly rates.

    €20 (Avg Bid)
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    18 tarjoukset

    i want circuit of passive filter, input will be 220Volt AC + 12Volt DC and output should be only 12 Volt DC. and second one - input 220Volt AC + 12 Volt(1000Hz +10 KHz + 100KHz + 200KHz + 300Khz......1MHZ) and required output should be only 12 Volt (10KHz), needed with formula to change the circuit design according required output frequencies

    €17 (Avg Bid)
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    7 tarjoukset

    It is necessary to automate the process of creating communication schemes, currently implemented as follows: 1) An excel file is generated with the data of the object (address, version by, number of users, etc.) 2) Using Visio, I create a diagram, link the figures of the diagram with an excel file. 3) With some periodicity, the excel file is updated, often the number of objects changes, that is, y...

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    6 tarjoukset
    System models - 20/09/2019 02:09 EDT 5 päivää left
    VARMENNETTU

    PROJECT DESCRIPTION it will include UML diagram, tables, group task, individual task, 1. The name of the sub-system you are modelling; 2. The fully developed use case descriptions, activity diagrams, and system sequence diagrams for two of the most complex use cases of the chosen sub-system. Activity and system sequence diagrams may be created in any package e.g. DrawIO, LucidChart or Enterpris...

    €9 - €27
    €9 - €27
    0 tarjoukset
    System modelling 5 päivää left
    VARMENNETTU

    PROJECT DESCRIPTION it will include UML diagram, tables, group task, individual task, 1. The name of the sub-system you are modelling; 2. The fully developed use case descriptions, activity diagrams, and system sequence diagrams for two of the most complex use cases of the chosen sub-system. Activity and system sequence diagrams may be created in any package e.g. DrawIO, LucidChart or Enterpris...

    €12 (Avg Bid)
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    2 tarjoukset
    web_portal_cookie -- 2 5 päivää left
    VARMENNETTU

    scenario where a web portal uses cookies to track the users and provides a customized view to the individual user based on the previously visited sites. The web portal sends a cookie to the browser which is stored in the browser at the client’s side along with the visited sites. This helps to keep track the previously visited pages of a client from different sites. Prepare a diagram illustra...

    €11 - €14
    €11 - €14
    0 tarjoukset
    ROA-10 Digit Second Countdown 5 päivää left
    VARMENNETTU

    A 10 digit second countdown clock made with bright elements programmed in Arduino. Needs to be battery-operated connecte to a USB battery adapter for easy interchangeability and a backup battery for lifetime memory for countdown. Materials will be paid separately.

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    13 tarjoukset
    web_portal_cookie 5 päivää left
    VARMENNETTU

    scenario where a web portal uses cookies to track the users and provides a customized view to the individual user based on the previously visited sites. The web portal sends a cookie to the browser which is stored in the browser at the client’s side along with the visited sites. This helps to keep track the previously visited pages of a client from different sites. Prepare a diagram illustra...

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    1 tarjoukset

    I need someone who can write and understand technically - Huffman algorithm - binary data - music pattern - technical writer Make me Analysis, Discussion, Explanation of the results of compression of the following 6 variants of the Huffman algorithm. - Static / binner - dynamic - Quad - Okta - Hexa - 4-ary / modif Quad). 1. Analysis, Discussion, Explanation Based on the ratio and saving in the fi...

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    9 tarjoukset

    You have analyze the traffic in the given trace using Wireshark tool and answers below questions. 1. Is the IRC protocol (application-level) protocol used in any connection in this trace? If so, please identify following information a. IP address of the server b. IP address(es) of clients that successfully established connections with the server (2 Points) c. You can find the IRC protocol at [...

    €25 (Avg Bid)
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    2 tarjoukset

    I need a electric circuit volumen and pan for audio stereo whit potentiometer

    €37 (Avg Bid)
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    4 tarjoukset

    *** OVERVIEW *** - One hour per day (or per night). - You will help me design, code, and develop an IoT product using MicroPython running on an ESP32 microcontroller. - You do *not* need any experience with... ESP32, microcontrollers, electronics, electrical engineering, mechatronics, Arduino, PCB, or circuit design. *** HOURS *** You must work *one hour* per day, five days (or nights) per we...

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    16 tarjoukset