12v lithium ion battery charger circuitработы

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    24,113 12v lithium ion battery charger circuit работ(-а,-ы) найдено, цены указаны в USD

    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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    Trophy icon Book Cover ( in Russian) Завершено left

    I need a book cover design with Russian text if you need google FONTS [войдите, чтобы посмотреть URL] Use google translate if necessary---- [войдите, чтобы посмотреть URL] __________________________________________ !!!!!!!!!!What Book is About:!!!!!!!!! This is a manual for Freight Dispatchers ion Russian ----------------------------------------------------------------------------------------...

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    Project for Ion Gabriel T. Завершено left

    Здравствуйте, Ion Gabriel T.! Я обратил внимание на ваш профиль и хотел бы предложить вам свой проект. Мы можем обсудить детали в чате.

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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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    E-wallet for dining pleasure 6 дней(-я) left

    The product is a table of 8" height and 5" width with plastic mold frame. The E-wallet will have leather pad on the left side with a slot to keep the paper bill. On the left side of the wallet, there will be a tablet which will start showing the advertisements/video clipplings as soon as the leather pad is lifted/opened. Left side of the pad will have – a. Leather pad b. Sma...

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    Signal Conditioning Circuit 6 дней(-я) left
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    I have a current design of a circuit which works well, but I am needing to make a few extensions to it. I am working on a 4 channel oscilloscope. Each channel must be able to take various ranges of input and properly scale it to 0 - 3.3 V for a ADC to process with the best accuracy. AC signals will be between 0 - 100 kHz with the setup for the following input ranges: +/- 10V range +/- 5V Range +...

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    We are using tanner Tool for schematic, simulation and layout of the proposed circuit. We are making new xor xnor gates and with the help of these gates we are using in new full adder called as hybrid full adder.

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    I need to build a project that will be used to decorate gardens. It will be consisting of a day night sensor and a driver circuit. The driver circuit will be used to change the color of the led's. And the whole circuit will be driven by solar panel. So i need the whole circuit from the solar panel to the battery that will store the power for emergency and after that the day night sensor along...

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    • A step-by-step mathematical modeling of PV arrays /module with tags in MATLAB/ Simulink has to be implemented. • A DC-DC converter is used to match the load by adjusting duty cycle and a DC-AC inverter and a control unit are used to provide an AC voltage. • Different MPPT technique such as Perturbation and Observation (P&O), the Incremental conductance, Fractional short circ...

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    Project for Karthik M. 9 дней(-я) left

    Deliverable in each milestone: - Compiled app - Sourcecode - documentation and instructions how to compile Source code to get the App Milestones: *** Developing nice user interface will be done gradually during milestones and will be finalized on last Milestone of each model (5 and 10) Android: 1. Pairing with H706, Syncing time and date to H706, Receiving and showing battery information of H7...

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    Project for Jimmy D. 9 дней(-я) left

    Deliverable in each milestone: - Compiled app - Sourcecode - Complete and comprehensive documentation and instructions how to compile Source code to get the App Milestones: *** Developing nice user interface will be done gradually during milestones and will be finalized on last Milestone of each model (5 and 10) Android: 1. Pairing with H706, Syncing time and date to H706, Receiving and showing...

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    Design parallel resonant converter 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Design a parallel resonant converter for a solar energy harvesting system with the following specs. v in = 20-40V V out = 375-425 V Power = 300 W Show your design (in matlab/ any circuit simulator software) Calculations to select Switching frequency Transformer turns ratio Designing L and C Show all waveforms Do the design for high and low Q (quality factor), compare both.

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    EV Charging Map 6 дней(-я) left

    I'm trying to have a site where users can view a map of the UK however, the aim of this map is to allow individuals within the UK to highlight where they would like/benefit from an electric-car charging point. Some examples of similar things do exist, in essence I'd imagine an OpenStreetMap based solution where someone can view a map and place a marker on the map by clicking on where th...

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    I want to Build a power supply that input is 220V AC and output is 1KV DC with 20mA max current. I am electrical engineer. But this is not my speciality. I need someone can help me to build and help me to understand the circuit.

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    I need a module for our android application so that our app can run on all common mobile platforms. Transworld Technologies Ltd. is making a tracking mobile application for Human safety and for that we need one module of program. This application effectively works when GPS and Mobile Data is Turn ON. The application must have work in all android platforms. The module code must have design in Andro...

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    olá, o projeto de arduino é criar um sensor que detecte que o suporte da caixa das Twinbin foi aberto, enviando para o email as informações relativamente a caixa, como por exemplo a quantidade a repor e a sua localização, a essa informação só era transmitida após 2 minutos depois de aberto o circuito. Além da programa&cce...

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    Hi, I need to run a simulation on Plecs of the 3-level ANPC topology and calculate the efficiency using the adequate controller for this kind of topology

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    Basically, I want this project to be in two parts but i am handling each differently. That is the pulse and VLF. Interested bidder should be able to include all source codes and pcb schematic drawings; I want pulse and vlf metal detector projects with all the technical documents. Requirements: 1. I should read the received data over rx-tx. or I should read data from adc input of different microcon...

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    I am currently a senior design student in a project where it requires to run a motor using MATLAB and Arduino. I am not that experienced with MATLAB, therefore in need of help in creating a Matlab code for motor control. For reference, we are using a NEMA 34 motor and a MDC151-012301 - Brushless Speed Controller from Anaheim Automation. The spec sheets are below respectively: [войдите, чтобы по...

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    Need a iot/Wifi-direct module to connect android wifidirect 5 дней(-я) left
    ПОДТВЕРЖДЕН

    I'm trying to build a circuit that will connect to another device using WiFi direct. Once the connection is established, some content must be transferred. Can use esp 8266 or equivalent chip

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    PCB and firmware IR circuit 5 дней(-я) left

    I am looking for PCB design, and the Gerber files to hand to prototypers. the circuit will use for a local textile machines *Components will include PCB, IR (Emmitor- detector), a small microprocessor, power transistor to drive a relay, a dual color LED, and the circuit will communicate with a mega Arduino via I2C protocol. *small program to operate the PCB. *the body form will be a whole disk wi...

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    Basically, I want this project to be in two parts but i am handling each differently. That is the pulse and VLF. Interested bidder should be able to include all source codes and pcb schematic drawings; I want pulse and vlf metal detector projects with all the technical documents. Requirements: 1. I should read the received data over rx-tx. or I should read data from adc input of different microcon...

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    1 ставки
    DC fast charger 4 дней(-я) left
    ПОДТВЕРЖДЕН

    Need to design a DC fast charger for electric vehicle charging purposes but theoratically not practical. Need to calculate the capacities and make a report.

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    Hello Freelancer, I am looking for a competent partner in upgrading an existing PIC18 Control unit. In this project your task is to find the correct Microcontroller-Pins for the new and changed parts and to check if something is missing or incorrect. After that, the hardware functionality should be given, that's all. Have a look at the attached "project Description" for more Inf...

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    Arduino circuit and code 4 дней(-я) left

    We are a manufacturer of high quality products related to the welding industry. We are currently developing a prototype for a new product that will utilize 2-3 Arduino boards to communicate wirelessly between the welder and his welding machine. We are looking for help developing the electronics circuit and code.

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    Hi vinod I want to build a demo circuit using. ESP8266 would you be able to do it? The experiment is simple., This circuit should read a file from a SD card and stream it to wifidirect

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    Build a Android App 4 дней(-я) left

    I created one ciruit it will upload the gps data to the thignspeak database. Now i want the one Android application that application need to retrive data from the database and show in the app. The location traking is real time because my circuit is fixed in the bus. That circuit is upload data every 15 seconds.

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    Arduino schematic 4 дней(-я) left

    Looking for a quote on a schematic only. Just an experimental project. Uploading arduino code works, working with individual components works, but putting it all together is not. The ask is to create a schematic for an arduino project that consists of arduino mini/ble/2 led diodes/1 buzzer/2 buttons/lithium battery. Should have correct connections, resistors, etc. The arduino program is sim...

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    Trophy icon I need a product package designer 2 дней(-я) left

    I have a product that I plan to release into the amazon marketplace. It is a blackhead remover pore vacuum designed to remove blackheads, clean the face, help wrinkles. It will be priced around $40 USD. The product is in a market where the competition is only older generation versions of our product. It is like an Apple to Android difference. I would like a product package designed that is simi...

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    crear una app movil 4 дней(-я) left
    ПОДТВЕРЖДЕН

    el proyecto consiste en la creación de una app para android y ios que registre los niveles de carga de la batería los consumos en mAh el tiempo que se tiene cargándose el historial de cargas los estimados de consumo con la carga actual. me gustaría recibir los presupuestos de esta app y las obligaciones del desarrollador y todo lo que abarca sus servicios the project ...

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    teach me simple 3d game development with Qt 4 дней(-я) left
    ПОДТВЕРЖДЕН

    Hi everyone, I'm looking into learning 3d game development with Qt C++ and I would need someone to teach me the concepts. I am familiar with C++ already as I have four years experience. I have also used Qt a bit too to make 2d space invaders game where I used a QTimer as a game loop, so I'm not too new to Qt. I would like to learn to make simple 3d cross platform games for desktop and...

    Qt
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    Beehive scale monitoring 4 дней(-я) left
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    Arduino based / ESP32 beehive monitoring. Wifi conected It has to monitor weight, temperature-humidity in/out, 2x sensors for alarm, 1x PIR sensor On alarm and PIR it has to notify user via email. Monitoring voltage of battery. It has to be web based aplication. Weight scale is HX711. Temeprature and humidity is dht 11. Small project...

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    Hello I am willing to do a project for agricultural purposes. It includes sim800l, Arduino uno (later going to replace it by circuit board for cost optimization), motor, flow meter and some more devices.. Simple requirements are PCB Design. Cost optimization through PCB and for production want to replace Arduino. Arduino Programming or Micro-controller Programming with if-else statements.

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    I want to create a box design 4 дней(-я) left
    ПОДТВЕРЖДЕН

    I want to create a charger box design. The photo of sample attached.

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    i need ardiuno programmer . 3 дней(-я) left

    i need ardiuno programmer , who have a knowledge in aardiuno , i am going to make a robotic vaccume clener , tim using in this vaccume clener , 7A ,12v battery , motor driver , 4 dc motors 2a 12 v , 2 obstical avoiding sensor , dust sensor , then i need programmer who can feed program by according to dust sensor and ultrasonic sensor , we will defined a path of this vaccume clener. i request y...

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    ELECTRIC MOBILITY TOOL 3 дней(-я) left

    Design , Fabricate and Test of the Battery operated vehicle.

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    We are looking for a mobile developer (Flutter/ React Native) who can help us out with an app that requires working with map functionality and show Electric Vehicle charging points on the map. User should be able add new charging stations on the map. The other key feature is to take the input of the current car battery charging levels and alert user for nearest charging station on the map based ...

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    We are looking for a mobile developer (Flutter/ React Native) who can help us out with an app that requires working with map functionality and show Electric Vehicle charging points on the map. User should be able add new charging stations on the map. The other key feature is to take the input of the current car battery charging levels and alert user for nearest charging station on the map based ...

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    ADDITIONAL INFORMATION The APP would need to work both on android and IOS. There will be multiple users controlling multiple solenoids. Hi I am looking to build a a basic app which the user can control to solenoid which will in turn open a mechanical lock. The hardware will connect to the local home wifi so the user can control from anywhere. Very similar to any of the wifi locks on the market....

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    I am building a induction heater that can be used in professional cooker, so I need a circuit that takes power of 220 V and power can be controlled by Arduino or Raspberry Pi. We have a induction coil which is 2100 Watt. Here is the link: [войдите, чтобы посмотреть URL] We already have a circuit that can run the heater but we cannot control the power. Also we have a professional heater that we ...

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    We are a located in the Netherlands and own a phone repair shop. In the beginning we didn't found the need to focus on online. We tried to find a company that could help us out a couple of years ago, but the back end was a disaster. So know with more knowledge of what we want. We hope we can team up with you to make our website a succes. We are looking for a high performance website build ...

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    Apple RND Application 3 дней(-я) left
    ПОДТВЕРЖДЕН

    Hi, I have to do small RND project with Apple iPhone where caputer some realtime details from device and submit to remotely hosted service. Example, location / battery / some app data This no need to be full application. Just to prove the concept. Please let me know if you can work on this. Once the concept is verifed, will kick off the full project.

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    20 Watts SMPS 3 дней(-я) left

    I need a power supply with SMPS topology. Size: As small as possible with 100% safety 1. DC Output Volt : 8.5 ±0.1 2. Output Current : 2.3 ± 0.01 Ampere 3. Input : 230 Volt AC ± 20% Single phase 50Hz 4. Line regulation : Very High (Steady DC output Voltage even in ±20% AC Input voltage change 5. Load Regulation : 0.01% on 0 to full load 6. Over load and unlimited Short...

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    Circuit Design + Board Design Basic Description Car USB Power Supply Input 10-20 V Output 5.15 V 4 Amps Special features : The USB needs to be able to output 5.15 V @ 4 Amps for 15 seconds after the input Power has been switched off (maybe via capacitor ?) There needs to be 1 GPIO pin that is 3.3V as long as input Power is connected If input Power is disconnected this pin needs to be swi...

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    Pcb design and schematic for a dc to dc converter 2 дней(-я) left
    ПОДТВЕРЖДЕН

    48v dc input to 12v 5Amp. deliverables : schematic, Gerber file, bom

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    Looking for customer feedback intent extraction both noun pharse and adj Ex: battery life is good so far Np: battery life Adj: good so far ... There are so many extraction rules Can you write it in python?

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