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    18,361 project simple battery charger circuit jobs found, pricing in USD

    ...high speed circuit board. • Understand layout board processes such as stackup, power/ground planes, impedance control. • Understand the PCB and Assembly manufacturing process. Other skills: • 2 years experience. Has worked for Hardware Design Company. • Fluency in CAD software design such as PADS, Altium, or Allegro. • Experience circuit design work

    $38 / hr (Avg Bid)
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    5 bids

    ...communicating in Modbus. 1) It will have two relay outputs and two optoinputs, as well as a watchdog timer circuit communicating in a TCP Modbus Network 2) It will have 4 analog input and 1 analog output as well as a watchdog timer circuit communicating in a TCP Modbus Network 3) It's a RS-232/422/485 LoraWan Converter to communicate with those products

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    Design two products as I will provide the enclosure and the free...antenna communicating in Modbus. 1) It will have two relay outputs and two optoinputs, as well as a watchdog timer circuit communicating in a TCP Modbus Network 2) It will have 4 analog input and 1 analog output as well as a watchdog timer circuit communicating in a TCP Modbus Network

    $275 (Avg Bid)
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    DRV8313 circuit board. Need Gerber files and revised Schematic and board for manufacture.

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    1 bids

    ...high speed circuit board. • Understand layout board processes such as stackup, power/ground planes, impedance control. • Understand the PCB and Assembly manufacturing process. Other skills: • 2 years experience. Has worked for Hardware Design Company. • Fluency in CAD software design such as PADS, Altium, or Allegro. • Experience circuit design work

    $12 / hr (Avg Bid)
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    27 bids

    ...(Linux, FreeRTOS) is an advantage • Understand electronics circuit design, development and troubleshooting • Good analytical, problem solving and english skills (Reading, Writing) To make the hiring process quick and convenient, you only need pass the online interview and/or do a test project....

    $13 / hr (Avg Bid)
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    ...completing is a relatively simple 8-bit calculator with a hexadecimal output. It has a single 8-bit input (you can think of these as switches a user would set) and 5 buttons (+, -, *, /, and =). A template Logisim file of the inputs and outputs is provided on Blackboard, which looks like this: In part 2 of the final project you will complete your 8-bit

    $188 (Avg Bid)
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    The modern phone 6 days left

    it have a project more things :faster a charger and battery 6000 volt and screen 4k and fast apps and good play

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    Ure android phone, should detect when u are 1km of and address (in this case a ...are in a shop should be very precise, in size of it and perimeter. u can define how to do, if with pixels, or something. With really low error meters, and not using to much battery (normal drein of it). This is proof of concept, if u do well, i will give u more works.

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    ...module 3G/4LTE connect Internet(Option select 2 SIM)(2100 MHz) [login to view URL] Sensor Ports = 1 port 9. 1 Wire bus = 1 port 10. Measure AC Input Voltage and Current 220V [login to view URL] DC Battery 0-100VDC(DC +/-0.05VDC@25C [login to view URL] Sensor on board 13. I2C Port = 2 Ports (Support Exclude Temperature/Humidity Sensor) [login to view URL] and capture from IP Camera

    $2305 (Avg Bid)
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    ...module 3G/4LTE connect Internet(Option select 2 SIM)(2100 MHz) [login to view URL] Sensor Ports = 1 port 9. 1 Wire bus = 1 port 10. Measure AC Input Voltage and Current 220V [login to view URL] DC Battery 0-100VDC(DC +/-0.05VDC@25C [login to view URL] Sensor on board 13. I2C Port = 2 Ports (Support Exclude Temperature/Humidity Sensor) [login to view URL] and capture from IP Camera

    $6682 (Avg Bid)
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    9 bids
    Lithium charger 5 days left

    I need a small circuit board designed to charge a pair of 18650 cells and proform switching. Please contact for more details.

    $329 (Avg Bid)
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    ...Company providing automation to retail and BFSI clients in India We have selected a nordic chipset for our battery powered sensor platform. There are several off-the-shelf modules that exist which are pre-certified as well. We want to design a simple base board which can use one such module and allow us to interface with different sensors as daughter boards

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    I have a circuit that isn't working as it should. This circuit should convert a sin wave to a square wave, then the frequency of the signal should be divided by 10 using the HC4059. The signal looks very nice all the way until the HC4059. After that IC, the signal looks terrible from varying frequency. I need to know why this is happening and how

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    Arduino Project 4 days left

    ...sim. Initially a prototype is also okay using shields and all but for the final stage i want a device which could be as small as possible ( preferably size of a watch or a battery or a keychain) Please revert number of hours required and hourly rate. Thanks. ​...

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    I want to have a mobile app that runs on android and iOS. My aim is to build something new for family and friends, like sharing my battery. Also, I would love to share my music through multiple speaker connection between friends and family.

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    ...rest. First let me describe the purpose of this circuit. I will be using an ipad to take photos of people automatically. The app I uses plays a beep noise through the 3.5mm headphone jack the other end of the cable is connected to the circuit board where the microphone is currently located. The circuit would hear this beep and turn on a relay switch

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    Hi, 1. I want...compressed effectively. 9. Low battery use. 10. Quality of output video must be maintained(in a descent manner). 11. Display progress ring or toast on audio or video file while compressing the file. 12. Media file compression should be developed using MediaCodec and require full source code as Android Studio project. Thanks, Santosh

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    Remote Control Toy car ciruit 4 days left
    VERIFIED

    I want someone to build a 4 CH Remote Control toy car circuit. The circuit will limit damage on rc car wheels and most be transportable.

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    I creat a golf tournements campany. The name will be: Circuit 19 There is some images i like I would like something modern and simple I dont need any golf item on the logo. Also, I will like to have some logo with a big C (without the name circuit)

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    ...ideally. We've managed to gather art assets from another pixel artist to help with basic levels, but we're looking to create some more detailed assets specifically for our project. As well as that we're in need of characters designed and animated, as well as a variety of different enemies. As it is currently known of, these are the things that will for

    $18 / hr (Avg Bid)
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    Need help with a project of an electronic circuit

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    Hey Programmers... I have a great start-up idea... It's related to battery charge transfer of phone. if anyone can make it happen then contact me.. Maybe you be next CTO of the company

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    ...to upload images As mentioned, this code is already written, however it used the 2G modem and not an Xbee module. 2. Upload some variables such as LTE signal strength, Battery Voltage, SD card memory percentage (There is another SD card memory percentage but this will be deleted on the website and can be removed from the code as well) 3. Scale the

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    multidruino -- 2 3 days left

    a circuit and a pcb design for the project

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    Please do chat me and I explain everything

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    Hi, do you have experience with openhab? do you have experience with home automation? are you able to draw a circuit plan - how to communicates devices? if yes then i need you for consulting 2h + drawing a circuit plan...

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    We have a power electronics circuit ready. The task will be to design the PCB layout which we will send for fabrication and the electronic component soldering will be done by us. The prototype should run after fabrication for the project to be considered successfully completed.

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    NDA
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    Project Blue Board • Controller board for a hand held fan and light source. • All required information should be provided below, otherwise propose or ask • Critical component locations are indicated Basic control board with following main components: • Battery 3,7V HHS 106070 -5000mAh • Voltage step up from 3,7V to 12V and 24 V Respectively

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    COMSOL simulation 2 days left
    VERIFIED

    Seeking help for battery simulation in COMSOL Multiphysics software

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    Battery app 2 days left

    Look I want the document to be as elaborate as it can. I'm expecting atleast 30 pages. The reason why I'm asking you to make a document is because I've to convince investors to invest in my [login to view URL] then I'm able to pay you also. So If you want your payment to be transacted ASAP then please be great at your work Also make it in such a way that a developer and a non d...

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    Trophy icon I need a logo design 2 days left

    ...that has created a unique product which helps propel bikes forward with a battery. You pedal to create kinetic energy which the battery stores, and you can use alter to give a boost to push you up hills. Colors: Green, Should look very smart. ideas: use a bike, maybe a battery, or plus-minus sign, something to do with power, maybe a lightning bolt

    $25 (Avg Bid)
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    I have ongoing work related to our previous project 'Golf ball and UV flashlight battery'

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    Electronic design 2 days left
    VERIFIED

    We require the services of an electronics engineer to design circuit board,electronics and system to use on our new range of furniture

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    Please respond only after reading in entirety & understanding the description. Need 38 W at 24VDC & 58W at 120VAC power. The location for this plant will be in 36.794556, -118.899506 MS bing co-ordinates in Seqouia National forest, Fresno County, CA, USA. The facility needs to be 24x7x365 operation, so please keep that in mind in your design. A generator is available to charge the batteri...

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    ...states of the device, these will drive various outputs (esc, motors etc) I have attached a [login to view URL] image showing the circuit layout. I may also add: - SD Card Reader (logs etc) - Laser diode - battery monitoring circuit so please estimate for this. I would like the work to be done via chrome remote desktop to a chrome OS computer connected

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    Looking for a hardware developer for a small devi...components. The Maximum hardware size is 2cmx2cmx1cm and include a speaker, battery (70-100mah), Bluetooth 4.2, small memory card (10-15 min of speaking content), 2 on/off buttons - one to open and close the device and one to activate the content in the memory card, charger space. 14 Business days.

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    I want the schematic and also the corresponding pcb of this circuit design with all the needed (Gerber) files.( You must only use the free version of KiCad software, use of another software design package is not acceptable ! ). I will provide you with a design from scratch ( by hand - pdf file ). I believe it will be an easy job for someone who knows

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    Multidruino 1 day left

    Making a circuit and pcb design

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    Hi Sharmin A., I would like to purchase your design that has a brain on the left and a circuit on the right.

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    To build a portable battery with 1500mAh with a 230/240v AC inverter socket built in. Also to customise with specific add ons for battery extensions in parallel, to increase total mAh and various connection ports.

    $16 / hr (Avg Bid)
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    Hey Programmers... I have a great start-up idea... It's related to battery charge transfer of phone. if anyone can make it happen then contact me.. Maybe you be next CTO of the company

    $670 (Avg Bid)
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    3 bids

    Fitness based app to cast to tv screens with multi video displays, interval timer and back end programme/Fitness circuit builder!

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    VENDING TELEMETRY 13 hours left
    VERIFIED

    A hardware module(Controller) needs to be created, which will consist of the following components: processor, internal memory, rechargeable battery with capacity 950-1100mA/h (to power the device when external supply is lost), power supply module, GSM module, SIM ВТ module that can connect to Smartphone or tablet , WiFi module for data share through

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    ...are currently soldered onto the development board. 3. Revision of the power supply - the current development board draws more energy than we would like. Lipo-rechargeable battery. 4. PCB design/updated. Deliverables: - full schematic - full PCB files according to measurements - Bill of materials - Instructions/info on PCB development...

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    I just require a circuit diagram for an arduino project that I have. I also require the code to be double checked.

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    Make a bluetooth controlled 3 position switch with Android interface with small housing that also holds 9 V battery and fits in jeans pocket

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    I need a full Arduino program and circuit design including specific parts required to control heating of 6 pieces of Nitinol wire using pulse width modulation. Requirements: 1. I need a full circuit design 2. List of parts available in Australia that I should buy in order to build the circuit 3. Arduino program to control the heating of the wire

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    Hi, We are looking for a pcb designer who should have good knowledge on mixed signal pcb designing, analog circuit designing and multi layer pcb designing. Submit your proposal with your previous experience. Details of the project will be shared to the concerned freelancer who got selected.

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    I need to get data from 4 to 20 ma sensors and process input data using a microcontroller. After processing the data, it will be transferred to the computer via the Rs-232 protocol.

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