Battery charging equalizer circuit jobs

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    24,736 battery charging equalizer circuit jobs found, pricing in USD

    Looking for someone to help see how we can incorporate a battery pull tab in a small watch.

    $319 (Avg Bid)
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    8 bids

    ...controller code development, PCB design, 3D model of panel for a 3kVA, 3-Ph, 415V, 50Hz grid connected inverter with variable DC inputs like 24V to 500V. The DC source is only battery bank and the output will be synchronize with grid. Scope includes offsite support during prototype development and successful testing of the item. It is a modular panel design

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    Hello. I am looking for someone who can draw and model a beautiful and sexy off-grid vehicle charger that is designed to be a portable charging station. Needs a realistic render 1. It needs a retractable/extendable solar roof 2. The back has to have a etractable/extendable bicycle rack Please let me know how much is it and if you are able to do it

    $202 (Avg Bid)
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    36 bids

    ...lead acid battery to power inverter to powerboard to timers to the pump and lights. This system is designed to work relatively autonomously. A always on power inverter drains too much power so DC power timer might be necessary Update I want a wiring diagram for the system to be created. A wired DC power timer should be included between battery and power

    $24 (Avg Bid)
    Local
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    The Circuit is done. Now I need someone who can programm a NRF52832 with my requierments. 1. An input signal on a pin has to set the device in pairing mode. If it is allready paired, it has to disconnect. 2. The device has to connect as special HID Device. I can give you the exact Profile. 3. The device has 3 analoginputs. If one of this inputs reaches

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    ...switch ([login to view URL]) it should remember last state of switch after power cycle. b) Second module - Humidity/temperature sensors with sleep and battery/signal status messages. c) Third module - Soil moisture sensor with one switch or rely or LED controllable from remote. Using Z-Stack Home 1.2.2a for CC2530, Please write/include

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    Need a matlab / simulink model for powertrain / brake system/ battery system. If anyone is ready to support for this or anyone is having the already developed model for this system, send your quote . This project is related to automobile/ Electric vehicle

    $155 (Avg Bid)
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    Looking for a freelance electrical engineer in Southern California (Orange County) to design, build and troubleshoot custom electronics and put together instrumentation for test and measurement for various projects. Would require visits to our site to discuss details with our engineers. Mixed signal applications and some embedded computing skills required. Experience with high frequency circuits a...

    $36 / hr (Avg Bid)
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    7 bids

    I have a DC car generator as shown in the file attached. I made modification and removed the rectifier circuit. I made the stator winding as delta connection. I want to design the circuit that control the speed very slowly (smooth movement) to use the motor as an egg turner. it move to the right to limit switch and then back to other limit switch. I

    $151 (Avg Bid)
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    ...term project for about minimum is 3 years Milestone, Our Budget goes to lots of Millions of EURO. Design and Develop an electronics systems for Big Data Logger for example (Battery Management Systems data reader, Radars, Rockets, Social media data treatments... ). For evaluation there is 50 Euro budget for an hour test project. Only the best will be

    $39 / hr (Avg Bid)
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    20 bids
    Wireless LED Light Circuit 5 days left
    VERIFIED

    Highly Integrated Wireless Receiver Qi (WPC v1.2) Compliant Power Supply Implement bq51003 or similar in the smallest package. Deleiverables. -2 or 3 layer board -Inductive Coil to be made with tracks -BOM (inductor, LED, capacitor(s)) -LED colours (Red, White, Blue, Green, Yellow) -PCB Production Package

    $339 (Avg Bid)
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    25 bids

    I want to create an Battery Power serge for iOS and Android platforms.

    $2799 (Avg Bid)
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    92 bids

    I want to create my website same to same as [login to view URL] i can pay whatever you want but i want my website in just 15 days

    $4806 (Avg Bid)
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    Hi, This is a PCB manufacturer from China, we provide one-stop service, including PCB fabrication, assemblying and so on. I'm looking for an agent in your local market, you can design, you can also earn the price difference or the brokerage, it's up to you. If you have interests to be our cooperative partner, pls contact me.

    $596 (Avg Bid)
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    8 bids

    ...installation (add to existing "appliance connections" webpage, but change title to "Electrical car chargers" SEO keywords: electric car charger installation, ev charging station, electric vehicle charging 4-The foot truck wiring experts (add to existing "interior and exterior lighting installation and maintenance webpage" but change title to &...

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    An electrical engineer is needed to assist with the design of a schematic for a circuit board of a musical instrument keyboard. The circuit will include approximately 400 buttons / keys, most of which will have polychromatic attributes. Once finished, silicone or rubber will be used as a user interface for the buttons. The instrument will be used

    $557 (Avg Bid)
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    19 bids

    An electrical engineer is needed to assist with the design of a schematic for a circuit board of a musical instrument keyboard. The circuit will include approximately 400 buttons / keys, most of which will have polychromatic attributes. Once finished, silicone or rubber will be used as a user interface for the buttons. The instrument will be used

    $189 (Avg Bid)
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    9 bids

    Short Circuit Studies for Breaking Capacity for Solar Project

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    P C B designer 4 days left

    my design requirement, Capacitive touch MCU based smart switch controller 4 layer PCB design. I will give the circuit schematics and enclosure design. we need EMI/EMC compatible PCB design.

    $121 (Avg Bid)
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    ...add in my current app. - A simple Xamarin forms window with a "start/stop service" button (but when started it must listen all the time for the "hot word" trigger with low battery consumption). - When "start service" button is pushed, put the app in background and lock the mobile device. - Then, if the user say the "hot word", the app detects it an...

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    Task is : make a power point slides about ( investigate and explore japany bateries manufactures for Electric vehicle and their production tradition Need it in 4 hours

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    Here is the basic information for the massage product, please see the scr...technology and simulation of manual massage to effectively relieve muscle pain and fatigue. * EASY TO USE - Simply press buttons to start your healthy life. With convenient USB charging design, usually takes 1h to fully charge and would last up to 15 days with 2 to 3 charges.

    $100 (Avg Bid)
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    I need to do 8min long power point presentation about : IDENTIFY Japany company Panasonic batery for Electric vehicle (EV) plants and further development

    $96 (Avg Bid)
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    I need a plugin module which can capture any song from stream music APPs like apple music, spotify and others. the song can be playbacked and forward to our equalizer for changing its tune.

    $2439 (Avg Bid)
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    Mobile device that has the following parts like a mobile phone, Usb charging port and rechargeable battery, two (2) 2-4G micro SimCard, GPRS, RAM ROM, BLE, Feature phone Keyboard, Feature phone LCD screen, Controller and Strong-Signal-Comparator that checks for the strongest and connects the device to the strongest.

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    ...hence the company name Charmlaces. As we believe that the craftsmanship and quality has diminished over the years with large brands reproducing old designs using moulds and charging extortionate prices. Brief: Black and white logo with a vintage look and feel with a minimalist design. We would like the logo to have a graphic element to it that can

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    54 entries

    i need circuit for ecigratte that heats an element based on electret mic signal. it should include acircuit for charging lipo battery back. when connected to outlet there should be a function that connects the power from outlet to heating element. i need the proteus files in 3 days

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    ...ADXL Readings from LM35 Manage 12V GPIO all 6 Ports Manage 5V GPIO All 6 Ports Manage LED Scroller (4’x6”) Management Auto Switch over Power Source Readings from Device Battery Status Readings of Solar Incoming Voltage Reading Power Adapter Status (Online/Offline) Device On/Off Control Device Reset we also have a 12v LEDs placed in matrix of 3 Horizontal

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    built 10 or more small plastic enclosure box with off the shelf circuits wifi, battery charge controller, push on switches and battery. some soldering requiere. we will provide all the materials sent from aliexpress. We are open to suggestions for final parts. we will pay shipping to our location for the finished boxes

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    Hello Mr. Karthikeyan, We are a small software developer firm in Turkey, Gazi...for our IOT projects. That's why we need experienced help. We need Li-po back up battery management, 4 digital input (0-12(upto 14v) isolated with optocouplers ), 4 analog input(0-12v and 4-20ma), with integrated GPS and GSM antenna. Can you help us to design the circuit?

    $100 (Avg Bid)
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    ...make sense to include a battery in the logo, or at least if you see the logo it makes you think of energy and batteries. Then we also have some elements that you can include in the design in mind, but none of them are obligated. Electricity cable with plug, saving energy, a leaf (the electricity we use to fuel the battery will mostlikely be generated

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    I have 12s21P battery rig I need to design a BMS that do the following The requirements for control are split into two main sections: 1. Requirements for the charging state: a) Control the charging process b) Avoid overcharging any cell c) Balance the cells during the charge state d) Check the battery temperature 2. Requirements for the discharging

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    3 bids

    Hello there! Well,I'm a teenager and there's this realllyyyyy cool idea I have in mind based on battery and technology. I've never shared it with anyone so I decided to search for someone who could buy my idea online,so I found your profile and thought 'why not?' Please do chat me up and we can discuss the idea and I bet you would be interested. Thank

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    Need to add simple GPIO/I2C based peripherals(led, sensor, button, power source) around Atmgea...soldered and tested. You can find all libraries online, need to place the circuits design as it is and then build PCB. Place sperate pricing for these jobs in comment: 1. Circuit design (very easy) + PCB design 2. Component mounting and assembly + testing

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    I am looking for a logo for my new business which will be a women's only gym club called 'The Circle' There will be 3 area's to the club, incorporating a gym with a circuit, as well as a seperate studio for powerhoop which is weighted hula hoop classes & another seperate studio for bungee fitness My colour scheme will possibly be navy, grey & gold

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    ...Coral Malachite and pyrite Rocket fuel Green sparkles Crumpled bottle Copper complexes Copper print Carbohydrates Proteins Fats Liquid wires Zinc–carbon battery Fruits vs. Iodine Universal pH indicator Starch penguin Calcium flame Glowing marble Calcium silicate Soap boat Iodine diffusion Chemical reefs Iodine fingerprint

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    Need an electronics engineer to design and simulate a circuit on-site at our office in Pune. The circuit involves approx. 10 op-amps (general inverting and non-inverting amplifiers), their calculations and related aspects. It would take approx. 4-5 hours for the same and can be started post-lunch tomorrow (Sat, 15 June).

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    We are looking for UI/UX designer for both apps and for the digital display screen in our electric underwater scooter, to display information such as battery life, dive depth, speed, etc. Is your expertise with UI/UX design? If yes, I'll need to see some sample work from your past. We manufacture underwater electric scooter. You can check on [login to view URL]

    $2158 (Avg Bid)
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    75 bids

    Hi, 1. I want a professional engineer to design a 9V battery charging circuit with all the protection circuits (overcurrent, overvoltage, etc). 2. Kindly check the attached file(fig-1), (fig-2). I have different excitation methods for piezo resistive sensor. Which one is stable and long term stability. If you have any other ideas, kindly share it.

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    ...the Device State from the Cloud Than from Site During the remote connection period, you can check the relevant device information, serial numbers, memory service condition, battery level (and whether it has been plugged into the power supply ) and device App list, settings switch state, and so on. - The Remote Control Devices Let the Service Be Always

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    Design and build a battery formation charger unit with following [login to view URL] or almost similar to the depicted in the attached file, that meets aprox. following features: *To attend/charge 170 to 200 motorcycle batteries; *Output current each post/terminal 12V – 8AH; *Input Voltage 220V (single phase) or 380V (three phase), both 50 Hz. Scope

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    There are 15-20 circuit design problems and their solutions. This is to be made into a power point slide . we want an audio recording as it it more relevant. These circuits are related to electronics.

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    need to make app for android w beta for "remaining battery time" by using internal feature. -provide signed apk -provide source codes with key store file and then i will releasr your bid

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    ...looking for an Embedded programmer who can develop a DSP based PID Controller for a servo-motor. The PID Controller will be the heart of this project, it will some analog circuit but minor and will be provided. Data to the controller will be digital 16 bit SPI, motor feedback is 16 bits analog-level. Must know DSP and be able to write the code in C

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    I need to interface a pH probe with an ESP32. It needs to be able to read pH values and have a calibration function. The circuit should have a BNC connector for connecting with the pH probe.

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    Trophy icon Design an display for our shops 8 days left

    ...282mmx282mmx90mm What we need: A 3D wall mounted vitrine with the 3 types of boxes inserted Should include: Leds to illuminate products, maybe a sensor to spare battery time. products need to be visible inside the boxes Style: the design needs to be minimal, elegant, needs to be able to support different color skins the style is up

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    Guaranteed Sealed Top Contest
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    Experience Level: Expert Hi, This is a PCB manufacturer from China, we provide one-stop service, including PCB fabrication, assemblying and so on. I'm looking for an agent in your local market, you can design, you can also earn the price difference or the brokerage, it's up to you. If you have interests to be our cooperative partner, pls contact me.

    $138 (Avg Bid)
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    15 bids

    Viktorria, I'd like a schematic, PCB and BOM for the "Typical 3V3 Circuit" contained in the datasheet for the MAX15062 (TDFN) so that I can get a prototype PCBA assembly. I would like to see this in a design tool with a 3D modelling option. (eg KiCad - which has a regulators library extension that includes the MAX15062). The board will be used to

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    ...trees with numbers as fruit, rivers of 0s and 1s, a building that looks like a pie chart, birds with wings, a spider chart as a spider web, fractal flowers, a waterfall of circuit boards, etc. These are just suggestions. YOUR ideas and layout are key for this project. - We want the company name and logo somewhere in the design - The perspective should

    $61 (Avg Bid)
    Featured Guaranteed
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    4 entries
    LT Spice and electronics expert 5 hours left
    VERIFIED

    Looking so someone who will deliver circuit designs as well as lt spice simulations. Quick turn around- 6 hours for the first task.

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    17 bids