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    21,460 charging circuit batteries работ(-а,-ы) найдено, цены указаны в USD

    Hello! I have a device with USB ports for charging. I need my Arduino Pro Mini to detect if one of the ports is using for charging (Charging right now or not). Scheme of the ports in the picture. I hope the decision will be cheap. I need the scheme and the components.

    $27 (Avg Bid)
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    2 ставки
    Перевести в вектор Завершено left

    Проект предназначен для поиска дизайнера для постоянной работы (сначала загрузка будет небольшой - около 1 проекта, как в данном задании, в неделю, потом, возможно, больше). Необходимо перевести картинку в вектор, несколько изменив внешний вид рисунков. Сделайте лучшее и красивее на ваш вкус :-) We are looking for a designer for permanent work (at first the charging will be small - about 1 proj...

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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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    Statement of work: The development of plug-in for calculating and charging fees partnership with the possibility of issuing the required number of levels: Functionality:   The possibility of exhibiting in the plugin settings (on the server): 1) Groups - the Group's customers, which are covered by a plug. 2) Symbols - Trading Instruments, to which the plug-in. 3) Tier 1 - Per...

    $640 (Avg Bid)
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    3 ставки
    Wind tunnel test controllers 6 дней(-я) left
    ПОДТВЕРЖДЕН

    We are an aerospace company [войдите, чтобы посмотреть URL] [войдите, чтобы посмотреть URL] We are looking to contract out small small micro controllers for various wind tunnel test applications. For example: we require a controller that can run a program of up to 10 minutes during which the following parameters are controlled: 1 stepper motor speed, 1 cycling solid state relay on time & o...

    $532 (Avg Bid)
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    17 ставки

    I estimate you'll receive 180 US dollars/month for 20 hours/month. You must neither live in Africa, Asia, Canada, India, Pakistan, Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ TO AVOID SPENDING ONE OF YOUR BIDS ✻ If you want to foolishly squander one of your bids then bid on this project the normal way. But instead you should paste... Arduino_or_...

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    2 ставки

    I am looking for a PCB designer who can turn my 3 sketches into technical drawings so that I can have these 3 prototypes produced. (The one who does this job (well) will get approx. 1-2 other jobs after this is done) PCB #1 power distribution -converter -ups -analogue_timed_switch PCB #2 analogue data distributor PCB #3 data and power distributor For each board there is a separate sketch of the ...

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    Review a Schematics 6 дней(-я) left

    I need to review the schematics of a small circuit. It will be an hour Job for expert. Budget is limited and needed to complete in an hour.

    $20 (Avg Bid)
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    I estimate you'll receive 180 US dollars/month for 20 hours/month. You must neither live in Africa, Asia, Canada, India, Pakistan, Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ THIS PROJECT IS STILL OPEN ✻ This project is still open as of 13:47 GMT on Friday, 25 September 2020. ✻ TO AVOID SPENDING ONE OF YOUR BIDS ✻ If you want to foolishly squan...

    $10 / hr (Avg Bid)
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    7 ставки
    Design Small PCB Circuit on Eagle Program 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I need some one to design small PCB circuit on Eagle Program the details on chat for best bid.

    $25 (Avg Bid)
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    21 ставки

    The ACT-M50 can supply a single DC brushed motor with up to 50A continuously. Peak currents of 100A are achievable for a few seconds. Overcurrent and thermal protection means you'll never have to worry about killing the driver with accidental stalls or by hooking up too big a motor. With just one driver you can control a motor with: Analog voltage, Radio control, Serial and packetized serial....

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    Optical sensor simulation 6 дней(-я) left

    i want a report that describes the attached circuit which is for optical sensor for the heart-rate ( graphs of the oscilloscope and the functionality of each block in the circuit ( i have the simulated circuit on a file )

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    English proofreader offer 6 дней(-я) left

    URGENT Naki Power, pioneer Belgian company in on-the-go electronic devices charging, is currently looking for an English proofreader! We are active in Belgium, France, Germany, and Spain to date. To address these markets we develop some editorial content (for our app, website, social media, press releases, advertising...) and the English language is both: - Our "source" content befor...

    $20 (Avg Bid)
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    Goal: Find a competent EE expert than can check, improve and finalize a KICAD Schematic, and finalize a PCB Layout. Description: We are currently designing a simple, handheld electronic device based off of a Raspberry Pi Compute Module. The main components that are utilized: ILI9341 controlled TFT Display, FocalTouch FT62xx Capacitive touch controller, FPC1020 Fingerprint Sensor, MicroSD card ...

    $18 / hr (Avg Bid)
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    19 ставки

    I estimate you'll receive 180 US dollars/month for 20 hours/month. You must neither live in Africa, Asia, Canada, India, Pakistan, Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ THIS PROJECT IS STILL OPEN ✻ This project is still open as of 00:40 GMT on Friday, 24 September 2020. ✻ TO AVOID SPENDING ONE OF YOUR BIDS ✻ If you want to foolishly squan...

    $9 / hr (Avg Bid)
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    21 ставки
    technical and graphical data research and entry 5 дней(-я) left
    ПОДТВЕРЖДЕН

    we need someone who is technically savvy, knows how web search and has an eye for detail. you will create a google sheet that will allow users to quickly figure out what charging tip/power tip will charge their device. this will require a high amount of focus/attention. when reply asnwer these questions: - how would you create a ebay, amazon product listing so to help a user quickly find what cha...

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    Transformer less DC/AC Inverter circuit. 5 дней(-я) left
    ПОДТВЕРЖДЕН

    Transformer less DC/AC inverter circuit. If you have experience with it, please apply this project.

    $145 (Avg Bid)
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    Build a static website 5 дней(-я) left

    I would like to build a static website to offer private tuition services in Kuala Lumpur, Malaysia. Some background information about myself; I am an experienced Mathematics Teacher who was trained in Singapore. I have more than 10 years of experience teaching Mathematics in IGCSE, GCSE and IB mathematics syllabus. Since then, I have helped more than 100 students ace their Mathematics examinations...

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    Designing a series of small to large battery units that will need very robust enclosures for harsh conditions. For example, lithium batteries encased by a cold rolled steel ( or other methods based on recommendations ) , powder/enamel coated, and thick shock absorbing rubber corners on them. I would like to consult with someone who has experience dealing with these kinds of manufacturing techniqu...

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    4 ставки

    We have some changes to our Wordpress site and one change needs a fast turn around of 24 hours. Please see requirements below: 1. Add Landing Page - this is #1 priority and needs to be completed in 24 hours, we need to create a landing page which is a duplicate of an existing page with different info - duplicate this page: [войдите, чтобы посмотреть URL] - Title: Production Testing - change page ...

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    Hi. This is a research project to find information in the Russian web. The goal is to find an electrical schematic and documentation that shows how to use a Hydrogen Thyratron. In particular, either the TGI-1000/25 or TGI-400/16. It is not enough just to post an image of a schematic - you must be able to understand and discuss it. This means discussion on pulse-forming network and transformer de...

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    Гарантированный
    IGBT Circuit - translate chinese and help me use PCB 5 дней(-я) left
    ПОДТВЕРЖДЕН

    I purchased a IGBT PCB control board for induction heating. The documentation is in Chinese. I need you to translate the documentation (the necessary bits) and guide me how to make it work. You must:- a. Be able to translate from Chinese to English. b. Be experienced with high-power IGBT circuits. c. Be able to communicate with others in China to get help if needed. I have the raw board.. but I ...

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    Избранный
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    Refining a Circuit for JLCPCB 5 дней(-я) left

    We are working on a double layer PCB that needs to be manufactured using online PCB manufacturing services. The circuit is functionally working and PCB is routed. However, we need someone who can select and insert standard parts so that we can send the manufacturer a pick and place file for automated soldering as well. We need to hire an engineer who can: 1. Add a few more components, 2. Insert st...

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    Build Website for Electric Vehciles 5 дней(-я) left
    ПОДТВЕРЖДЕН

    Electric Vehicles Mart, which is online e-Commerce company, brings you all brands and all vehicle segments under one roof. This site enables user to search the Charging points, Service centers as well. Also user should able to view the details about the Electric Vehicles. (2- Wheeler, Autos, Cars, Commercial vehicle, etc.). User should also able to compare the vehicles based on the segments. This...

    $182 (Avg Bid)
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    26 ставки

    I estimate you'll receive 180 US dollars/month for 20 hours/month. I'm sorry but you must neither live in Africa, Asia, Canada, the Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ THIS PROJECT IS STILL OPEN ✻ This project is still open as of 02:34 GMT on Thursday, 24 September 2020. ✻ AVOID SPENDING A BID ✻ To avoid spending a bid you may past...

    $10 / hr (Avg Bid)
    $10 / hr Ср. ставка
    17 ставки
    The Amplifier Project 4 дней(-я) left

    The purpose of this laboratory is to investigate the use of BJTs as amplifier circuit elements. First, the three basic configurations (CE, CC and CB) are observed. Then, by proper combinations and permutations, 2- transistor amplifier configurations can be studied for improved gain-bandwidth performance. Finally, a specific configuration is required to be designed to meet or exceed a prescribed se...

    $25 (Avg Bid)
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    Make my battery Label Better 4 дней(-я) left

    We will need labels made for the top and Front of two different style Batteries . I have already prepped the idea of the Larger Battery. We would do the same on the smaller battery as well. I am looking for you to make it look more professional, add some style. Maybe Make the lightning Bolt Look nicer and the fonts better that list the selling points of the battery. Also, please add the Bluetooth...

    $99 (Avg Bid)
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    Alice 3.5 game -- 3 4 дней(-я) left
    ПОДТВЕРЖДЕН

    I need an Alice 3.5 program here are the instructions: First project: Create a New Project in Alice where you will build a roadway for an automobile to drive on. You will want to zoom the camera out as to assist with laying out your roadway. The roadway needs to be a complete circuit. A simple oval or circle is fine. To create the road way, simply place other objects like trees, boulders, and arc...

    $115 (Avg Bid)
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    4 ставки
    Trophy icon Build 10W generator for hand crank 4 дней(-я) left

    Need to build a small size ( 30-50 mm dia ) generator to produce 10W from 100RPM with PCB board circuit design to charge mobiles

    $50 (Avg Bid)

    **GENERIC BIDS WILL NOT BE CONSIDERED** This is Part 1 in a large project, the successful Freelancer will be asked to join on multiple contracts if performance on Part 1 is to a good standard. This project is for the design of a MODULAR large pressure sensor matrix PCB and requires the freelancer to develop a working PCBA, test it and deliver to our office. The pressure matrix is arranged in a g...

    $459 (Avg Bid)
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    12 ставки

    I estimate you'll receive 180 US dollars/month for 20 hours/month. I'm sorry but you must neither live in Africa, Asia, Canada, the Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ THIS PROJECT IS STILL OPEN ✻ This project is still open as of 04:49 GMT on Wednesday, 23 September 2020. ✻ AVOID SPENDING A BID ✻ To avoid spending a bid you may pas...

    $10 / hr (Avg Bid)
    $10 / hr Ср. ставка
    45 ставки

    ****PLEASE READ THE COMMENT BELOW**** You must develope project on our server through teamviewer for compliance. If you cannot please do not respond. Recording will be in progress. any bids over $1200.00 will not be accepted. I need A developer Wordpress Developer for WooCommerce (WCFM Marketplace) I would like the site to have a grubhub type feel / flow. i know you cant develope the real ...

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    circuit design 3 дней(-я) left
    ПОДТВЕРЖДЕН

    generate CAD circuit and CAD pcb

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    LED Bike Headlight 3 дней(-я) left

    require change my bike light with two white Cree XPL LEDs and has amber LEDs facing 0 and 45° for daytime and side visibility. It has different patterns for different conditions, 3 minutes boost mode, sleep mode, and a battery monitor. It also has solid modes. A custom 3A LED driver and two 15mA LED drivers were included in this Instructable. It has a maximum luminous flux of 2300 lumens. It c...

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    We are experiencing poor performance with Zoom Meetings. We think that the implementation of bandwidth management on our firewall/router may resolve the problem and/or possible implementation of QoS. We have two internet connections (A 1 Gig down/35 meg up broadband circuit, and a 50/50 meg fiber circuit) connected to a Dell Sonicwall TZ400. Our LAN switches consist of two HP 2910AL-48G J9148A ...

    $163 (Avg Bid)
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    6 ставки
    UPS with 230vAC supply and 24v DC output 3 дней(-я) left
    ПОДТВЕРЖДЕН

    We require a UPS with an supply voltage of 230v AC, we need to use 2 x 12v 1.3Ah SLA batteries in series (24v DC) which need a trickle charge and auto cut off when fully charged, these will be connected to the UPS via battery leads. We require a DPDT non latching relay to be energized when the mains power is active, the two normally closed (relay unenergized) relay terminals will be connected to ...

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    Hi, Looking for a PCB/Circuit Designer who is able to review, comment on and improve the design of an electronic product. The product works on PoE with a limitation not exceeding 60W power budget at maximum operation. 1- The review should be done using a computer software (Proteus or equivalent) showing the power flow under different scenarios. Stress testing should also be checked. 2- The comme...

    $21 / hr (Avg Bid)
    $21 / hr Ср. ставка
    12 ставки
    Alice 3.5 game -- 2 2 дней(-я) left
    ПОДТВЕРЖДЕН

    I need an Alice 3.5 program here are the instructions: First project: Create a New Project in Alice where you will build a roadway for an automobile to drive on. You will want to zoom the camera out as to assist with laying out your roadway. The roadway needs to be a complete circuit. A simple oval or circle is fine. To create the road way, simply place other objects like trees, boulders, and arc...

    $140 (Avg Bid)
    $140 Ср. ставка
    1 ставки

    The use of solid-state switches to create high voltage pulsed power is an important shift from traditional pulsed power technologies based on spark gaps. Marx bank is a topology in which capacitors are charged in parallel with a DC source and discharge serially through some solid-state switch. IGBT is a favourable choice for these Marx banks. Simultaneous triggering of three series stages and each...

    $86 (Avg Bid)
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    3 ставки

    I need someone who knows their way around WordPress development to perform various tweaks on various plugins for me. Test task Tweak this code to show the private message button on the Buddypress activity stream (where comment/favorite buttons appear) With Buddypress Nouveau – Budget $20 The code: - See attached file for the link First Task Description Transform a regular WordPress ...

    $18 / hr (Avg Bid)
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    10 ставки
    Programmable Re-mapper 2 дней(-я) left

    We are a company which designs & customizes PS4 controllers to achieve more convenience for our customers and in addition certain gaming functions and options as well. We need to add programmable re-mapper circuits. The function of re-mapper circuit is to remap any of the four existing buttons on the PS4 controller to the customized back buttons of the PS4. Please find attached sample for your...

    $18 (Avg Bid)
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    1 ставки

    Hi I want develop the circuit in power world. Have to install the loads, develop with start com, batteries, and write the document 2 pages about the circuit such as how it’s developed values etc

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    1 ставки

    I need an Android app. I already have a design for it, I just need it to be built.

    $35 (Avg Bid)
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    7 ставки

    No Indians. No Pakistanis. You do *not* need to have a microcontroller (Arduino or ESP32). I estimate you will receive approximately 180 US dollars/month for working approximately 20 hours/month. ✻ PAYMENT METHOD ✻ I will pay you daily. This almost eliminates the risk that you will be unpaid. You will normally work 1 hour/day for 10 US dollars/hour. However, I presume Freelancer will pay you ...

    $9 / hr (Avg Bid)
    $9 / hr Ср. ставка
    20 ставки
    Circuit simulation 10 часов(-а) left

    Someone with good command over Multisim/Proteus is required to rectify a TENS simulation ckt based on h bridge and boost converter. Since its a medical device, so human body limitations should be highly considered. Only serious candidates should apply who are able provide quality results. Candidates from Pakistan will be preferred.

    $25 (Avg Bid)
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    BLE Device Presence Detector with arduino uno Microcontroller and raspberry Pi My project is to controlling home appliances with arduino and raspberry Pi. In this project I'm using arduino and raspberry pi separately. Aim & objectives of the project: In this project, I’m trying to control various electronic home/office appliances based on presence or absence of users/clients. The u...

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    PCB (printed circuit Board) 7 дней(-я) left

    PCB (printed circuit Board) expert for multiple jobs. Details will be shared.

    $20 - $164
    Скрытый
    $20 - $164
    67 ставки
    Kicad PCB routing Заканчивающийся left

    Hello, I have kicad schematic completed and PCB routed. There are some changes now in schematic and PCB needs to be updated. I have some new connectors, dip switch is changed from DIN6 to DIN7, there is one extra op amp with filtering and protecion circuit. Your job will be to assign footprints to components and to route PCB. It should be quick job for experienced freelancer.

    $49 (Avg Bid)
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    20 ставки