Battery charging circuit digram työt

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    28,435 battery charging circuit digram työtä löytyi, hinnoittelu EUR

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

    €17 / hr (Avg Bid)
    €17 / hr Keskimäär. tarjous
    1 tarjoukset
    Tesla App (API) charging info 6 päivää left
    VARMENNETTU

    I need an iPhone app to get charge info from Tesla car and calculate charging price. Maybe some other simple features. Tesla have an API so it should be simple for the right developer to make this App. Developer need to be able to create cool simple design. Most of the UI we used will be just an default in Xcode. I am only looking for guy that have very good skills making Apps like this. I will ig...

    €126 (Avg Bid)
    €126 Keskimäär. tarjous
    5 tarjoukset
    USB type C power delivery Charger design 6 päivää left
    VARMENNETTU

    I would like freelancer to design USB type C power delivery (PD) fast charger. It should have all the protections and should be intelligent. PD chargers are fast [kirjaudu nähdäksesi URL:n] should have experience of designing charging/power device. Freelancer should have knowledge of PD chargers.I would like to have block diagram , schematic diagram, PCB layout, PCB artwork ( Gerber f...

    €639 (Avg Bid)
    €639 Keskimäär. tarjous
    2 tarjoukset
    TWS Earphone Electronics Design 6 päivää left
    VARMENNETTU

    BT TWS Earphones on the market have a touch-interface on the outside which is used for power on/off, pairing and all other interfaces (play/pause/next/etc.). We want a BT TWS Earphone that has a separate button for power on/off and pairing and a separate button for all other UI (play/pause/next/etc.). Our goal, by separating the on/off/pairing from the main interface is to have a long-press back, ...

    €3408 (Avg Bid)
    €3408 Keskimäär. tarjous
    1 tarjoukset

    You are 16- 21 years old. No experience is necessary. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. You will normally work 1 hour/day for 10 US dollars/hour. Therefore, I presume Freelancer will pay you 9 US dollars/hour after they deduct their 10% commission. ✻ HOW TO BID ✻ D...

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

    Hi all :) I’m in the process of creating a prototype for a project I’m working on. I’m planning on building the prototype with Arduino but I haven´t used one in over 8 years so I don’t remember much. I have posted this project before but made som changes. Parts: Buttons x3 ( I will create my own normally open buttons for the prototype) Speaker x1 LED x 1 Arduin...

    €36 (Avg Bid)
    €36 Keskimäär. tarjous
    16 tarjoukset

    I need help studying for introduction to electrical engineering

    €12 / hr (Avg Bid)
    €12 / hr Keskimäär. tarjous
    13 tarjoukset

    I would like to develop a low cost wearable sensor for tracking livestock in rural settings, where connectivity could be an issue and long lasting battery life. The device should be able to calculate steps and also gps locations of the animal. Use case should be for(pigs,sheep,goats and cattle) as an ear tag, also open to other suggestions. Possible technologies to leverage are NB-IoT or LoraWa...

    €11 / hr (Avg Bid)
    €11 / hr Keskimäär. tarjous
    6 tarjoukset

    iLumen is a high end product developer and manufacturer with its own R&D department. Dedicated engineers work daily to develop and create products to monitor PV systems, to help increase the yield and to ease up the maintenance process. iLumen is most famous for its patented PIDbox which increases the yield of PV systems. Only iLumen offers solutions to the market for each type of inverter an...

    €104 (Avg Bid)
    €104 Keskimäär. tarjous
    8 tarjoukset
    IGBT AC Interface Prototype Design 6 päivää left
    VARMENNETTU

    I require a simple isolated circuit interface/firing circuit from an Arduino to AC-AC IGBT Chopper in the attached picture. The design must be able to take a single PWM signal to create both signals to drive the IGBT Chopper as in the diagram. Please contact me for more information if required

    €136 (Avg Bid)
    €136 Keskimäär. tarjous
    10 tarjoukset

    You are 16-21 years old. No experience is necessary. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. You will normally work 1 hour/day for 10 US dollars/hour. I presume Freelancer will pay you 9 US dollars/hour after they deduct their 10% commission. ✻ TO AVOID SPENDING ONE OF ...

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

    About the company Futech is a Belgian company specialized in green energy and solar panels. General approach We are looking for a simple and user-friendly app that allows people with a digital meter to consult data of their power consumption and injection in a simple and clear interface → historic data - Why? So they can get an idea of their self-consumption. Based on their data we can see ...

    €2528 (Avg Bid)
    €2528 Keskimäär. tarjous
    45 tarjoukset
    €20 Keskimäär. tarjous
    7 tarjoukset
    GPS Transmitter 6 päivää left

    GPS transmitter. Should send GPS coordinates to a base station. The RF communication should stand with 1km. The project should be based on Arduino and RFM98W (wire Ant.) modules. Also It should be low power consumption - works on 1 cell lipo battery of 150ma works about 10 hours.

    €153 (Avg Bid)
    €153 Keskimäär. tarjous
    23 tarjoukset

    You are 16-21 years old. No experience is necessary. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. You will normally work 1 hour/day for 10 US dollars/hour. I presume Freelancer will pay you 9 US dollars/hour after they deduct their 10% commission. ✻ TO AVOID SPENDING ONE OF ...

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

    We're looking for an talented electronics designer with problem-solving capabilities and experience in power design to re-work an energy harvesting IoT device. We have a (simple) Energy Harvesting device using a LT module to harvest power from either Solar/TEG + rechargeable li backup battery. This drives a low power Microcontroller which manages the data + duty cycle of a CATM1 modem for co...

    €123 (Avg Bid)
    €123 Keskimäär. tarjous
    5 tarjoukset

    Develop a MYSQL database for indian stock market data. data points are given below: data points needed for a given day for all companies listed in NSE. company name symbol closing price opening price day high day low volume (total volume of shares traded) total value (in INR) of the shares traded market action (up or down) percentage change in price price change in actual upper circuit lo...

    €75 (Avg Bid)
    €75 Keskimäär. tarjous
    3 tarjoukset

    To design PCB and firmware for the flow meter with battery and Bluetooth transmitter. The programming must be done with the Anroid 6.

    €585 (Avg Bid)
    €585 Keskimäär. tarjous
    13 tarjoukset

    I am looking for someone who can design circuit and PCB design for my project.

    €452 (Avg Bid)
    €452 Keskimäär. tarjous
    12 tarjoukset

    it is calculate and discussion and use the program NI Multisim simulation

    €68 (Avg Bid)
    €68 Keskimäär. tarjous
    5 tarjoukset

    We pick orders for different customers. I need to work out when a customer orders a certain amount of a particular product how many pallets, cartons, inners and eaches were picked to get to this quantity. Example : If you look at the 1st tab ( 3PL Sale Line Extract ) LINE 1 - customer ordered Item No. 855236 (column N) and we picked 5306 units (column R). Now if you look at the 2nd tab ( Produc...

    €32 (Avg Bid)
    €32 Keskimäär. tarjous
    3 tarjoukset

    Is the electronic circuit plus the power source with an ON/OFF switch. The circuit should be able to use the current generated by the dc current (preferred: Rechargeable lithium batteries) and sent it to a of nichrome coil wire in order to heat it enough (100 c degrees) 1- The current should be sent as intermittent to reserve the power of the batteries as long as possible. 2- The batteries should ...

    €14 (Avg Bid)
    €14 Keskimäär. tarjous
    4 tarjoukset
    Property Management Website 5 päivää left
    VARMENNETTU

    I am looking to build a property management website where management companies can track important dates, saves leases and important contact info, manage maintenance requests, etc. I would be charging each user per lease. We can discuss in more detail. I have a scope document and sample website.

    €3492 (Avg Bid)
    €3492 Keskimäär. tarjous
    145 tarjoukset
    Build electronic circuit 5 päivää left
    VARMENNETTU

    I need some help with designing a small PCB board. It will be a pre-amp volume normalizar for audio. Will be using the AMS1117 chip but can be a different one as well. Hopefully some EQ and a volume control + protection switch off can also be added.

    €115 (Avg Bid)
    €115 Keskimäär. tarjous
    26 tarjoukset

    Motion sensor Alarm with pre-recorded audio in the SD Card. All controlled by STM8s MCU. The scope included Circuit Desing, PCB files and associated software ( MCU program). Preferred IDE Cosmic

    €98 (Avg Bid)
    €98 Keskimäär. tarjous
    10 tarjoukset
    Trophy icon circuit design 5 päivää left

    Design a simple circuit and specify components for four backlit buttons with a momentary action. The circuit will pass 240VAC through the momentary buttons and will also need to provide LED low temperature backlighting for the four buttons. The circuit needs to be 25mm wide and 50mm High with the LED's centred in the 4 squares in the diagram.

    €17 (Avg Bid)
    Taattu
    €17
    4 työtä

    Hey bud, Can you do me a facebook ad please, we offer who has the lowest battery percentage health gets a free battery replacement, this is for iPhone users they have to click settings, battery, battery health screenshot there battery health and we offer a battery replacement to who ever has the lowest, they have to like, share & comment to enter the competition.

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

    I have high capacity batteries and pull from them about 10 amps for a very short time of 0.300 Milli secs. The two batteries are 12 volts each and are connected in series. We currently use a contactor/switch for this purpose. I would like to wireless power bank and have one available that will handle 50 amps. I need assistance in developing a gate circuit for it, operating from the battery vol...

    €378 (Avg Bid)
    €378 Keskimäär. tarjous
    11 tarjoukset

    I would like to manufacture a headset for people that are bound in a wheelchair. The headset will include 3 boards, the Left, Right and Radio boards. [kirjaudu nähdäksesi URL:n] The Left board contains multiple sensors and a microphone that will be placed near the mouth. The Left board should be close to the cheek, sensors oriented towards the cheek, and could be touched by the tong...

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

    Hy Together, I'm Looking for a Hardware Electronical Engineer who has good Knowledge of BMS and Micro Circuit's. Requirements: - LTO Battery o Yinlong LTO66160F - Flexible Module Configuration o 12v ( 6S ) o 24V ( 12 S ) o 48 V ( 24S ) o 96 V ( 48S ) - Smart System o WLAN o More Modules can be connected together o Master ( WLAN ) o Slave - Active Balancer - Low Power Consum...

    €13 - €21 / hr
    Sinetöity
    €13 - €21 / hr
    16 tarjoukset

    I have two different project by same software. The project one is running in three phases (Introduction to Xilinx Vivado Design Flow − Simple Combinational Logic Gate, Combinational Logic Circuits and Minimisation − Design a Logic Circuit to Implement Majority Function, Application of Exclusive OR and Exclusive NOR Gates − Design and Implement Parity Generator and Checker) which...

    €159 (Avg Bid)
    €159 Keskimäär. tarjous
    5 tarjoukset

    Design a 500VA/600VA delta converter UPS circuit. Preferred from Tamilnadu.

    €780 (Avg Bid)
    Mainostettu
    €780 Keskimäär. tarjous
    3 tarjoukset

    Need a Circuit design for a 3A converter from 120V AC to 12V DC, SMPS type. Max Board size is 75mm x 100mm. This powers Inductive loads - a water Pump and a motor, and a 555 Timer at 12V.

    €32 (Avg Bid)
    €32 Keskimäär. tarjous
    15 tarjoukset

    These are the words you'll get in the app for recording. Volume up, Volume down, Play, Pairing, Receive, Reject, Stop, Next, Previous, Call, Message, Battery, Weather, The task is to read and record 13 English words using our android app. Each word needs to be read and recorded 25 times. 1 person will read and record (13 words * 25 times = 325 words) and the payment for one person is $18 ...

    €15 (Avg Bid)
    Paikallinen
    €15 Keskimäär. tarjous
    9 tarjoukset

    Website [kirjaudu nähdäksesi URL:n] Hello everyone, My name is Shane Tonelli and i am looking to assemble a volunteer team to set up some robotics projects we have come up with on side to my company " 704 Studios " I have 3 ideas i am planning out with relatively easy functions comparing them to robots humans can already produce. I cant go into to much information here abou...

    €35 (Avg Bid)
    €35 Keskimäär. tarjous
    4 tarjoukset

    Hi. I'm starting a small company that makes large waterproof lithium batteries for boats and Yachts. Floating powerwalls. The company is called BlueLithium, because Blue is deep water and Lithium tells you it's a battery product = a Marine Battery system. The battery product is very safe, lower cost, scales scales from small to very large. Looks like a scube tank, very sealed, all met...

    €213 (Avg Bid)
    Taattu
    €213
    18 työtä

    Website [kirjaudu nähdäksesi URL:n] Hello everyone, My name is Shane Tonelli and i am looking to assemble a volunteer team to set up some robotics projects we have come up with on side to my company " 704 Studios " I have 3 ideas i am planning out with relatively easy functions comparing them to robots humans can already produce. I cant go into to much information here abou...

    €8 (Avg Bid)
    €8 Keskimäär. tarjous
    2 tarjoukset
    €125 Keskimäär. tarjous
    9 tarjoukset
    Clean Water 4 päivää left

    We have developed a device to produce clean water for third world countries using UV. We need a small PCB to hold a circuit that shuts it down if the UV light goes out to prevent contamination of the treated water. We have the circuit and BOM. We need someone to design the PCB and produce or have produced 10 boards for the first run.

    €72 (Avg Bid)
    €72 Keskimäär. tarjous
    9 tarjoukset

    You are 16-21 years old. No experience is necessary. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. You will normally work 1 hour/day for 10 US dollars/hour. But, I presume Freelancer will pay you 9 US dollars/hour after they deduct their 10% commission. ✻ TO AVOID SPENDING ON...

    €10 / hr (Avg Bid)
    €10 / hr Keskimäär. tarjous
    7 tarjoukset

    You are 16-21 years old. No experience is necessary. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. You will normally work 1 hour/day for 10 US dollars/hour. But, I presume Freelancer will pay you 9 US dollars/hour after they deduct their 10% commission. ✻ TO AVOID SPENDING ON...

    €8 / hr (Avg Bid)
    €8 / hr Keskimäär. tarjous
    15 tarjoukset

    Hello, I need the PCB for a small device with : - a QR code scanner - an 8x4 LCD screen - a membrane switch keyboard I need circuit design first and logic secondly.

    €288 (Avg Bid)
    €288 Keskimäär. tarjous
    16 tarjoukset

    You are 16-21 years old. No experience necessary. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. I repeat: I estimate you'll receive 180 US dollars/month for 20 hours/month ✻ TO AVOID SPENDING ONE OF YOUR BIDS ✻ If you want to foolishly squander one of your bids then bid ...

    €8 / hr (Avg Bid)
    €8 / hr Keskimäär. tarjous
    3 tarjoukset

    I estimate you'll receive 180 US dollars/month for 20 hours/month. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You will help me build a consumer IoT product. ✻ 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....

    €10 / hr (Avg Bid)
    €10 / hr Keskimäär. tarjous
    6 tarjoukset

    I estimate you'll receive 180 US dollars/month for 20 hours/month. My first choice countries are Bosnia and Herzegovina, Brazil, and Serbia. You neither need an Arduino nor an ESP32. You can avoid spending one of your bids yet bid on this project. ✻ 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...

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

    Download Attachmnet, Read and then bid Access to computer and suitable programming tools, e.g. MATLAB, Excel/Visual Basic, C , etc. 1. Develop 3-Phase Radial Load-flow Program & set up Feeder Model. a) Develop a radial load flow program and set up a uniformly distributed load feeder model of 10 equal loads. Total feeder load = 100 kVA (3-phase), at peak, operating at 0.9 power factor lagging. ...

    €55 (Avg Bid)
    €55 Keskimäär. tarjous
    3 tarjoukset

    Access to computer and suitable programming tools, e.g. MATLAB, Excel/Visual Basic, C , etc. 1. Develop 3-Phase Radial Load-flow Program & set up Feeder Model. a) Develop a radial load flow program and set up a uniformly distributed load feeder model of 10 equal loads. Total feeder load = 100 kVA (3-phase), at peak, operating at 0.9 power factor lagging. Total feeder length = 500 m. The cable ...

    €48 (Avg Bid)
    €48 Keskimäär. tarjous
    2 tarjoukset