7v li ion battery charger schematic työt

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    23,075 7v li ion battery charger schematic työtä löytyi, hinnoittelu EUR
    audio reader Loppunut left

    Zdravei, Trqbva mi da se razraboti ultra maluk audio chetec na magnitni karti , koito da chete i v dvete posoki i da zapazva dannite kato .wav ili .mp3. Chetecut trqbva da raboti okolo 5-6 chasa na baterii za chasovnik i s vazmojnost za prezarejdane. Sushto taka trqbva da moje da se svalq informaciqta na PC s USB kabel naprimer. Mojesh li da izrabotish podobno neshto ? Za celta i standartni MP3 u...

    €357 - €357
    €357 - €357
    0 tarjoukset
    audio chetec Loppunut left

    Zdravei, Trqbva mi da se razraboti ultra maluk audio chetec na magnitni karti , koito da chete i v dvete posoki i da zapazva dannite kato .wav ili .mp3. Chetecut trqbva da raboti okolo 5-6 chasa na baterii za chasovnik i s vazmojnost za prezarejdane. Sushto taka trqbva da moje da se svalq informaciqta na PC s USB kabel naprimer. Mojesh li da izrabotish podobno neshto ? Za celta i standartni MP3 ...

    €626 (Avg Bid)
    €626 Keskimäär. tarjous
    1 tarjoukset

    hi all how are you ? How to make ion-menu list transparent in ionic 4 and build apk! thank you team freelancer

    €54 (Avg Bid)
    €54 Keskimäär. tarjous
    7 tarjoukset

    BOM will be provided to promising applicants I have a BOM and some circuit design files that need to be converted to an eagle schematic that allows me to make design modifications in the future. I have made this PCB in the past but do not have the schematic files to make modifications. The order of components needs to stay the same and the size of the PCB must stay the same. The PCB is for a pres...

    €397 (Avg Bid)
    €397 Keskimäär. tarjous
    9 tarjoukset

    This is a hobby project. I need to get reference design and prototype developed for a device that has Bluetooth and, if possible, other radios (wi-fi, cellular) along with a mesh of sensors (weight, temperature, sound, motion) that is very thin and can be woven into a fabric of different sizes (3x3 inch, 6x6 inch or 9x9 inch). The device should be battery powered

    €508 (Avg Bid)
    Salassapitosopimus
    €508 Keskimäär. tarjous
    23 tarjoukset
    Trophy icon Design 5 styles of Solar Roof with BOM 2 päivää left

    I need to create a winning design of what I call solar roof. The roof of a school classroom block is destroyed and I want to give them an upgraded roof that does two thing: A. Work as the roof of the building B. Generate electricity for the building. Deliverables: Solar Roof design with harness, bill of material for the solar components (panels, cables, controllers, battery bank, change over swi...

    €137 (Avg Bid)
    €137
    0 työtä

    Hi Dean! I'm working on the web application with opentok and I have a problem: It works fine when a client creates a room and publishes a stream, then a client2 joins, publishes and subscribes to client1 stream. The client1 subscribes well to client2's video, but if the client2 leaves the room (I detect it with ajax request to check database), when he joins the room again the <li>...

    €7 (Avg Bid)
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    1 tarjoukset

    Build E-Commerce Website through Elementor 1-1-1/2 hour Skype call to go discovery phase of company - direct to consumer battery company in Marine industry 15-20 Pages Overall Install Google Analytics, Yoast, AppSumo Essential AddOns - To cover cost Use a custom Google font at no additional cost Hosting to be by GreenGeeks or InMotion Setup 5-6 email addresses for Endurance Team Setup Blog ...

    €158 (Avg Bid)
    €158 Keskimäär. tarjous
    39 tarjoukset
    Programa Arduino 6 päivää left
    VARMENNETTU

    Need a arduino mini software with SIM900L (Yoigo) and PIR sensor, send email of alarm and battery status low.

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

    I am developing an application that allows highlighting selected texts. I am using [kirjaudu nähdäksesi URL:n]() to be able to edit html and highlighting by using mark tags. The problem appears when trying to highlight text blocks that are included within lists (li tags). When doing this, the html seems to be malformed. Attached to the project, some screenshots + sample html + video (l...

    €23 (Avg Bid)
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    14 tarjoukset
    Project for Li A. 9 päivää left

    Hi Li A., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

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

    You need to create a poster for pre-order sale for our products. It should tell the audience that it's a new and enhanced product. highlighting the new screen and the extra battery option and it will be for $849 only instead of $1,200. Deliveries will be mid-August. Limited time and limited quantities. Instagram sized artworks, Facebook Cover Photo sized artworks and for our website.

    €19 (Avg Bid)
    €19 Keskimäär. tarjous
    25 tarjoukset
    circuit design 6 päivää left

    I want to charge 3 18650 lithium ion cells in parallel from a usb port. I want to power my project from either the internal batteries or an external power bank. I want to be able to charge the batteries while at the same time powering my project. I would like to track charge level, current draw and time remaining. The project will average 600 mA with surges up to 4A. The circuit shall pr...

    €106 (Avg Bid)
    €106 Keskimäär. tarjous
    22 tarjoukset
    Schematic Capture on Altium( urgent!!!) 5 päivää left
    VARMENNETTU

    around 2 pages . many parts is ready. I need to be done asap . when you are available now, please bid thank you.

    €25 (Avg Bid)
    €25 Keskimäär. tarjous
    16 tarjoukset

    around 2 pages . many parts is ready. I need to be done asap . when you are available now, please bid thank you.

    €9 (Avg Bid)
    €9
    0 työtä

    From the circuit schematic file attached create: * an Eagle schematic file * an Eagle board file (no copper pour) Components: CIN, COUT - 220uF/50V 10*10.5mm SMD C1, C2 - 0805 Footprint L1 - SLF12575T-470M2R7-PF 2K7 - 1206 Footprint 49K9 - 1206 Footprint D1 - SS54 XL6019 - XL6009 (datasheet attached) The files must be compatible with Eagle version 9.3.

    €29 (Avg Bid)
    €29 Keskimäär. tarjous
    12 tarjoukset

    We need PCB layout of the above mentioned board as well as possible schematic capture.

    €916 (Avg Bid)
    €916 Keskimäär. tarjous
    38 tarjoukset

    Need a PCB designed in Altium , both schematic and layout for a project which is based on STM32 Cortex M0 with ESP8266 module. Further details to be shared on chat.

    €132 (Avg Bid)
    €132 Keskimäär. tarjous
    19 tarjoukset

    Hi, I need to emulate a crystal oscillator circuit (attached) based on wave digital filter (WDF). Basically we aim to have WDF emulation that match a Spice simulation (e.g. in Cadence). I Already have the circuit simulated in Cadence (the output attached) . Attached, my circuit (Crystal Oscillator) schematic that needs to be mapped to WDF along with its output waveform, you will notice that there ...

    €1073 (Avg Bid)
    €1073 Keskimäär. tarjous
    12 tarjoukset

    Hi, I have a small diy camera module which I want to remotely turn it ON and OFF (see pics). The camera is powered with 3.7V battery. I have limited space so whatever I have to solder to the camera or add to my project should be with the size not thicker than 4mm with length and width of 27mm. I am looking for someone who can tell me what kind of parts I need and how to wire them to my camera. I ...

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

    Hi, we are looking for Mac OS GUI based Application to build Android App Automation tool with adb libraries Android SDK. we want to read the app info, measure the CPU performance during screen transition,Memory Usage, drop down list of android command tools like adb, Network information and Battery consumption while using the App and port that info into the GUI Tool. (Device connected to system vi...

    €607 (Avg Bid)
    €607 Keskimäär. tarjous
    14 tarjoukset
    Design me a prototype 4 päivää left

    What I’m really looking for here, is a product that connects to a Power plug, to be able to connect to a car charger. It is a small device. Let me know prices!

    €203 (Avg Bid)
    €203 Keskimäär. tarjous
    19 tarjoukset

    Solve the error faced in the process of coding and share with us to get paid For instances: Number 1 Error: How to reverse the order of li? Solution: Paste the code in css file .yourclass ul { transform: rotate(180deg); } .yourclass ul > li { transform: rotate(-180deg); } Number 2 Error: Emmet Abbreviation not working in visual studio code for React.js Solution: Edit [kirjaudu nä...

    €14 (Avg Bid)
    €14 Keskimäär. tarjous
    8 tarjoukset

    I need a pcb design using Altium, i will provide a schematic

    €157 (Avg Bid)
    €157 Keskimäär. tarjous
    23 tarjoukset
    atmega328 ,xbee, eeprom pcb design altium 3 päivää left
    VARMENNETTU

    I need a pcb design using Altium, i will provide a schematic

    €144 (Avg Bid)
    €144 Keskimäär. tarjous
    25 tarjoukset

    We are looking for talented industrial designer(s) that has experiences in designing complex products to assist us to design critical facilities console furniture. In order to be considered for this project, you need to have the following: - Experience with the terms such as SGS, FIRA, BSI, GreenGuard, VOC, NOC, SOC, TOC, BOC and Ergonomics - Experience in designing complex products that involves...

    €620 (Avg Bid)
    €620 Keskimäär. tarjous
    22 tarjoukset

    I am looking to have a small mini microphone built with bluetooth capabilities powered by a lithium ion battery. I would like one built along with a full build order.

    €163 (Avg Bid)
    €163 Keskimäär. tarjous
    11 tarjoukset
    Project for Ion S. 6 päivää left

    Hi Ion S., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

    €223 (Avg Bid)
    €223 Keskimäär. tarjous
    1 tarjoukset
    Solar LiPo Charger board 3 päivää left
    VARMENNETTU

    Wanted is design, schematics, PCB layout and working prototype of a solar LiPO charger board. Documentation of all used parts as well as schematics and layout has to be delivered along the gerber files, a BOM list and a working prototype. The specs are as follows: Minimum requirements: - 1V .. 3V input from a photovoltaic cell - charging of a single cell LiPO battery 150mAh .. 500mAh capacity -...

    €374 (Avg Bid)
    €374 Keskimäär. tarjous
    17 tarjoukset

    For a project to locate the position or certain items country-wide, I use a slave and a master. The slave electronic sits on the items, while the slave receives the location and process the data. For that I need now someone who can now develop the schematic and the pcb with all files for production. The purpose is to send location once a day over a periode of up to 12 months. The hardware may inc...

    €240 (Avg Bid)
    €240 Keskimäär. tarjous
    15 tarjoukset
    3KV Inverter design. 3 päivää left

    Hi,freelancers! I need 3KV Inverter be able to use the multi-port for 1kv Solar panel , Wind generator , Diesel generator , Battery charge. If this project interest , prepare of experience project this ago. Once , if I am hired any excellent freelancer , I will discuss more kindly and provide of attachment. Thanks for your attention.

    €361 (Avg Bid)
    €361 Keskimäär. tarjous
    13 tarjoukset
    Website Revamping 2 päivää left

    Website re-design (urgent) – English Job category: web design Description: We are looking for a web designer who is proficient in both English (and maybe add Chinese later). The designer needs to re-design the official website completely with 6 page tabs below, (details to be provided in our layout plan later) 1. About us (company info and milestones, mission/vision etc.) 2. Management t...

    €155 (Avg Bid)
    €155 Keskimäär. tarjous
    99 tarjoukset

    I'm a research and development engineer looking for increasing and encrypting the signal of nRF24L01 or HC-11 Modules for a research. - The signal must be increased in range from 10 Km up to 30 Km. - It must be NLOS. - Must be encrypted with a high and secured encryption. *You have to* : 1- Submit a research paper that include the explaining of the project you did in details. 2- A schematic...

    €105 (Avg Bid)
    €105 Keskimäär. tarjous
    7 tarjoukset
    Project for Li X. 5 päivää left

    Hallo Li X., ich habe Ihr Profil gesehen und möchte Ihnen mein Projekt anbieten. Wir können alle Einzelheiten im Chat besprechen.

    €9 / hr (Avg Bid)
    €9 / hr Keskimäär. tarjous
    1 tarjoukset
    Bluetooth hardware development. 2 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...

    €2773 (Avg Bid)
    €2773 Keskimäär. tarjous
    41 tarjoukset

    Hi, we are looking for Mac OS GUI based Application to build Android/iOS App Automation tool with adb libraries & xCODE instruments. we want to read the app info, measure the performance during screen transition and Battery consumption while using the App and port that info into the GUI Tool. Device connected to system via USB which is fine. Please submit your proposal with simple doc how yo...

    €624 (Avg Bid)
    €624 Keskimäär. tarjous
    37 tarjoukset

    Wanted Pedal trike tricycle for cross country battery powered too. Design , fabricate and deliver prototype. Should be near Delhi, Punjab or within india.

    €574 (Avg Bid)
    €574 Keskimäär. tarjous
    6 tarjoukset
    Project for Indir O. 4 päivää left

    Hi Indir O.,we have 3 hardware devices in the pipeline related to IoT. 1. long range BLE device with tight mechanical constraints (will likely need rigid-flex) 2. LTE-M1/NB1 device containing BLE (long range), GNSS and Wi-Fi. Most of the main part numbers have been determined. 3. BLE concentrator gateway with LTE-M or LTE-Cat1 or 4. This device will have 3 BLE antennas as well as a number of othe...

    €17 / hr (Avg Bid)
    €17 / hr Keskimäär. tarjous
    1 tarjoukset
    Project for Li J. 4 päivää left

    Hi Li J., we have 3 hardware devices in the pipeline related to IoT. 1. long range BLE device with tight mechanical constraints (will likely need rigid-flex) 2. LTE-M1/NB1 device containing BLE (long range), GNSS and Wi-Fi. Most of the main part numbers have been determined. 3. BLE concentrator gateway with LTE-M or LTE-Cat1 or 4. This device will have 3 BLE antennas as well as a number of other ...

    €21 / hr (Avg Bid)
    €21 / hr Keskimäär. tarjous
    1 tarjoukset
    Project for Tim P. 4 päivää left

    Hi Tim P., we have 3 hardware devices in the pipeline related to IoT. 1. long range BLE device with tight mechanical constraints (will likely need rigid-flex) 2. LTE-M1/NB1 device containing BLE (long range), GNSS and Wi-Fi. Most of the main part numbers have been determined. 3. BLE concentrator gateway with LTE-M or LTE-Cat1 or 4. This device will have 3 BLE antennas as well as a number of other...

    €18 / hr (Avg Bid)
    €18 / hr Keskimäär. tarjous
    1 tarjoukset
    PCB 6S 18650 Protection Circuit Board 1 päivä left
    VARMENNETTU

    Hi, i want a Eagle Design Block of a 15A 24V 6 Cell Li-ion 18650 battery protection board. High current protection board with continuous 15A [kirjaudu nähdäksesi URL:n] must be design in Eagle so i can import it easily to my project. -Discharge protection / Overdischarge protection -Overcharge protection -Charge protection -Short-circuit protection -Temperature protection

    €237 (Avg Bid)
    €237 Keskimäär. tarjous
    14 tarjoukset

    Required a DC led driver with built-in rechargeable circuit. In case of lost electricity it powers up and when the power is available then it should get charged and light as well. Mainly focused areas are 1. Good Protection from high voltage 2. Cut-off when the battery is full 3. auto switch to battery or DC power source. 4. Power rating for LED is DC 20W, 28-32 Volts with 600mAmps. [kirjaudu n&au...

    €186 (Avg Bid)
    €186 Keskimäär. tarjous
    20 tarjoukset

    Hi Aleksandr S., I noticed your profile and would like to offer you my project. We are making a number of new LTE products. We have a engineer that works for us locally because there needs to be a very tight working relationship with mechanical design. (also local). We are looking to expidite the project so we are primarily looking for someone to design the schematic and PCB symbols for us. I was...

    €9 / hr (Avg Bid)
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    1 tarjoukset
    Senior UX/UI Designer 1 päivä left
    VARMENNETTU

    - Senior UX/UI designer for a running project with an automotive client - Start of the collaboration ion the 12th of August (we have a few days of flexibility) to start the onboarding and support design stream - Duration 4 Months with possible extension - It is a Full-time project, it would require 5 days a week of involvement. The primary work location is Munich Futurice office. - The...

    €44 / hr (Avg Bid)
    Paikallinen
    €44 / hr Keskimäär. tarjous
    1 tarjoukset

    I need a tally counter for creating donor sites during hair transplantation surgeries. I need the schematics and code, since I don't have the time to work on them, but I can build the device myself. Basic functionality: The patient has an electrode (ECG electrode) on his hand. The other end of the wire is connected to a needle used to create donor sites on the patient's head. When the n...

    €433 (Avg Bid)
    €433 Keskimäär. tarjous
    7 tarjoukset

    <ul class="list-group" id="list"> <li class="list-group-item"><a href="[kirjaudu nähdäksesi URL:n]">Teste 01</a></li> <li class="list-group-item"><a href="[kirjaudu nähdäksesi URL:n]">Teste 02</a></li> </ul> Quando clicar um um botão de Estrela, sal...

    €25 (Avg Bid)
    €25 Keskimäär. tarjous
    7 tarjoukset

    I am looking for someone with USB protocol experience to write a small program which can be merged into my existing Arduino/Atmel source. I am new to the USB protocol and not having much success finalizing this portion of the code. Specifically, I am having trouble resuming USB communication after the chip is put into a low sleep mode whilst simultaneously running from a Li-Po battery source, and...

    €42 (Avg Bid)
    €42 Keskimäär. tarjous
    5 tarjoukset

    This project is for a compact human motion detector using PIR sensors for detecting when someone has gotten up from bed or is in danger of rolling off the edge of the bed. The recommended design is using 1 PIR sensor at the top for detecting sitting up, 1 PIR sensor to detect falling off the left side edge and 1 PIR sensor to detect falling off the right side edge. A receiver box will receive a ra...

    €588 (Avg Bid)
    €588 Keskimäär. tarjous
    36 tarjoukset

    Hello guys, I have many YouTube channels for which we need logo around 25 logos We need logo for mobile battery selling companies Payment - 12$ per logo But we need first logo as a sample (not paidd,) You need to send logo without watermark for sample, once we see sample logo is up to the mark then after, we will create milestone for next logos but first logo is not paidd then only bid thanks

    €244 (Avg Bid)
    €244 Keskimäär. tarjous
    32 tarjoukset

    Hello guys, I have many YouTube channels for which we need logo around 25 logos We need logo for mobile battery selling companies Payment - 12$ per logo But we need first logo as a sample (not paidd,) You need to send logo without watermark for sample, once we see sample logo is up to the mark then after, we will create milestone for next logos but first logo is not paidd then only bid thanks

    €313 (Avg Bid)
    €313 Keskimäär. tarjous
    37 tarjoukset