Volts ampere battery charger circuit diagram työt

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    38,309 volts ampere battery charger circuit diagram työtä löytyi, hinnoittelu EUR

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

    €18 / hr (Avg Bid)
    €18 / hr Keskimäär. tarjous
    1 tarjoukset
    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

    €83 (Avg Bid)
    €83 Keskimäär. tarjous
    8 tarjoukset
    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...

    €50 (Avg Bid)
    €50 Keskimäär. tarjous
    4 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]

    €32 (Avg Bid)
    €32 Keskimäär. tarjous
    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]

    €20 (Avg Bid)
    €20 Keskimäär. tarjous
    2 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 ...

    €128 (Avg Bid)
    €128 Keskimäär. tarjous
    11 tarjoukset
    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...

    €132 (Avg Bid)
    €132 Keskimäär. tarjous
    28 tarjoukset
    RFID-125KHz-UART reader 6 päivää left
    VARMENNETTU

    I need a reader for 125KHz cards and fobs. Read very carefully: line by line until the end. If you do not know to work with Eagle PCB, no need to apply If you do not know how to calculate and design a PCB antenna, no need to apply. It MUST read card or Key Fob EM4100 format. Must work on 5 volts DC. Output must be UART or WG Wiegand selectable by jumper. Separate led output when a read is complete...

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    17 tarjoukset

    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
    Trophy icon recreate existing Logo 29 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

    €54 (Avg Bid)
    Taattu
    €54
    21 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

    €125 (Avg Bid)
    €125 Keskimäär. tarjous
    11 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.

    €104 (Avg Bid)
    €104 Keskimäär. tarjous
    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...

    €165 (Avg Bid)
    €165 Keskimäär. tarjous
    8 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...

    €23 (Avg Bid)
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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...

    €454 (Avg Bid)
    €454 Keskimäär. tarjous
    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)
    €50 Keskimäär. tarjous
    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

    €439 (Avg Bid)
    €439 Keskimäär. tarjous
    36 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)
    €17 Keskimäär. tarjous
    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...

    €39 (Avg Bid)
    €39 Keskimäär. tarjous
    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

    I've designed some verilog code, though it isn't working as expected- seemingly as I don't have enough experience with the terminology of the language. The code monitors a +12V/-12V Squarewave line. An external system drops the +12V portion of the Squarewave to 9V, then 6V, and then 3V- so that the line oscillates between 12/-12, then 9/-12, then 6/-12, then 3/-12 (all in volts). W...

    €12 (Avg Bid)
    €12 Keskimäär. tarjous
    6 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)
    €12 Keskimäär. tarjous
    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.

    €121 (Avg Bid)
    €121 Keskimäär. tarjous
    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...

    €2 / hr (Avg Bid)
    €2 / hr Keskimäär. tarjous
    2 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...

    €128 (Avg Bid)
    €128 Keskimäär. tarjous
    9 tarjoukset

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

    €37 (Avg Bid)
    €37 Keskimäär. tarjous
    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...

    €14 / hr (Avg Bid)
    €14 / hr Keskimäär. tarjous
    16 tarjoukset
    Circuit Design Engineer 5 päivää left

    We are looking for a talented and driven hands on Electrical Engineer who will be part of creating an incredible cutting edge technology system. And will focus on the design, construction, and troubleshooting of compact and reliable embedded electrical systems . This includes electrical sub-system design, integration, PCB layout, and frequent hands-on work in lab building and debugging electrical ...

    €32 / hr (Avg Bid)
    €32 / hr Keskimäär. tarjous
    28 tarjoukset

    We are Saudi based company and recently developed the web portal [kirjaudu nähdäksesi URL:n] Please go through portal. We need professional PowerPoint presentation basically from Software Industry experts to present to our client in promoting our services of portal. Portal is related with providing Software As Service i.e. we sell ERP Software Subscriptions based on 'Individual A...

    €16 / hr (Avg Bid)
    €16 / hr Keskimäär. tarjous
    33 tarjoukset

    I need someone who is familiar with electrical diagrams to make up an SLD for a 120/240 meter panel with a single 20 Amp breaker going to a nearby cabinet with one outlet. This project requires someone with electrical circuit design experience.

    €25 / hr (Avg Bid)
    €25 / hr Keskimäär. tarjous
    8 tarjoukset
    Computer technology 5 päivää left

    The computer is electronic devices which take the input by user and give the output. COMPUTER GENERATIONS 1st _ TECHNOLOGY_ vaccum tube -2nd _ TECHNOLOGY_ transistor 3rd_ TECHNOLOGY_ I.c (integrated circuit) 4th TECHNOLOGY_ microprocessor 5th TECHNOLOGY _ A.I. (artificial intelligence)

    €159 (Avg Bid)
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    1 tarjoukset

    Hi, I am looking for a long term partner that can help my team draw single line diagrams into Visio. We will provide a template for the Visio design, and single line diagrams will be based from hand drawn schematics using pen and paper. Work load will vary, but we are looking for a long-term relationship with the right engineer. An example for Single-line diagram can be found as "project f...

    €9 / hr (Avg Bid)
    €9 / hr Keskimäär. tarjous
    15 tarjoukset

    Need a diagram drawn in Canva or similar and a 5x6 Excel Table. Possibility of more wowrk in the future. Delivery in next 3-4 hours. Budget $5.

    €5 / hr (Avg Bid)
    €5 / hr Keskimäär. tarjous
    19 tarjoukset

    We are an environmental services company that offers smart greentech solutions to make businesses more sustainable and environmentally friendly. Our activities revolve around three main pillars: contracting, consulting, and business intelligence. One of the effects of our rapid growth is that it is increasingly difficult to maintain a clear view on the activities of our consultants at an internal...

    €431 (Avg Bid)
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    23 tarjoukset
    Circuit design with EMC 4 päivää left
    VARMENNETTU

    Hi, I am designing a pressure indicator with the accuracy better than 0.02% of FSR. Below is the attached circuit. Someone has to carefully check the complete circuit with selection of components. Need to alter the circuit with overvoltage, overcurrent, reverse battery protection, EMC, etc. Need to alter battery indication circuit with protection which is connected to PIN A0 of micrcontroller an...

    €16 (Avg Bid)
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    2 tarjoukset
    project management 2 4 päivää left

    Create the Work Breakdown Structure for your selected project Use the information provided in the Ambriz and Wysocki books, the handout posted in the Additional Resources section of this unit, and your RBS from the previous unit to create the WBS for your project. At a minimum, you need to identify the summary tasks, detail tasks, and milestones that will identify the product and project work th...

    €34 (Avg Bid)
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    5 tarjoukset

    Modify the existing circuit board which was done in Altium designer (files attached) Todo's -add a aditional Gnd and 5V for the FAN -add mounting holes and a hole where the fan can blow through to the board underneath -move compomonents on existing design to make space for the fan The fan needs to be located in the top left corner ( see fan [kirjaudu nähdäksesi URL:n] as a ref...

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    17 tarjoukset
    Bluetooth hardware development - USA only 4 päivää left
    VARMENNETTU

    Seeking a freelancer to design our project. We wish to take readily available scales the have BLE 4.0 and leverage the new BLE 5.0 protocol to implement the mesh and beacon abilities within the product development. The scales we have access too, already have the ability to send weight we want to add temperature and battery/charger voltage to be sent to an app we want to develop. The micro-cont...

    €2425 (Avg Bid)
    €2425 Keskimäär. tarjous
    11 tarjoukset

    J’ai besoin de représenter 10 projets visuellement à partir d’un fichier Excel - nom du projet - une ligne pour le temps date début/fin - des jalons représentés par des triangles

    €476 (Avg Bid)
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    17 tarjoukset

    *** As of 18 September 2019 this project is still available *** *** OVERVIEW *** - Ten US dollars per hour. - 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 ...

    €10 / hr (Avg Bid)
    €10 / hr Keskimäär. tarjous
    46 tarjoukset
    Monitoring SpyApp for Android! 4 päivää left
    VARMENNETTU

    Needs to hire 3 Freelancers I'm looking for a serious programmer with experience in developing Android applications. I want to develop a Android Monitoring SpyApp. I would like to hear your proposals. Here is a example: [kirjaudu nähdäksesi URL:n] The spy software application must be able to: Phone Call recording Phone Call Interception * Spycall * Environment recording Facebook C...

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    Traccar Expert Needed 4 päivää left
    VARMENNETTU

    Need the following: 1. Review our existing server settings 2. Enable to push data to our own servers (Battery voltag, GPS data) 3. Ensure Distance travelled calculation is right and in sync with actual data 4. Ensure Odometer reading and GPS readings are correct 5. Report of the fields per device per trip - Battery start voltage, battery end voltage, GPS start, GPS end, Distance travelled 6. Noti...

    €509 (Avg Bid)
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    5 tarjoukset

    I have a prototype of a heated massage tool. Right now its running on a vape battery. Takes about a couple hours to charge. Then when turned on it stays hot all day, oscillating from around 130-115 degrees. I am needing a high low switch put in. Maybe adding another battery to get the lower temp up. Im working with a mechanical engineer so just need someone to work with him on the electrical part....

    €1074 (Avg Bid)
    Paikallinen
    €1074 Keskimäär. tarjous
    4 tarjoukset

    I want a rear view camera for my track car that will constantly "live stream" the footage from a camera that is facing to the rear of the car to a display screen that is mounted in the cockpit - essentially being the tech equivalent of the conventional rear view camera. It needs to be a standalone system, simply plug it in to a 12V feed from the car's battery and it will work. I&...

    €621 (Avg Bid)
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    18 tarjoukset

    The job is to transfer an assessment tool, which i built in excel into a web application. Purpose of the tool: We use the tool to conduct workshops with clients to better understand how the organize their processes. It helps us to understand the maturity of processes and IT It also helps us to understand suitable improvement steps to suggest. About the tool: - consists of 5 core groups, about ...

    €617 (Avg Bid)
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    37 tarjoukset

    I need someone who can design an electronic card for me. You will be responsible for following: 1. Components Selection 2. Electronic Circuit Design 3. Testing and QA 4. PCB Design It is very small card that needs controlling of three relays and 2 flow sensors. It also includes wireless communication through Wifi and LCD display. Further details will be shared with selected freelancers. If you ...

    €152 (Avg Bid)
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    8 tarjoukset
    System modelling 4 päivää left

    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 Enterprise Architect but t...

    €74 (Avg Bid)
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    6 tarjoukset