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    Power Electronics 6 ngày left

    Q1- Design a Boost regulator whose input voltage is 100V, output voltage 200V and output current 20A. Choose components to guarantee a continuous operation with reasonable values of output voltage (5%) and current ripples (30%). (use switching frequency of 10 kHz) (open loop). Your inductance should have a resistance in series of 0.05Ω and the capacitor should have a resistance esr = 0.01&Om...

    $23 / hr (Avg Bid)
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    6 lượt đặt giá
    joule thief 6 ngày left
    ĐÃ XÁC THỰC

    Im looking for someone that can make small Joule Thiefs. total of 6, specs below: 4 pieces where the input is around 2 milivolt 0.002 and output 1.5 volt ( more output is better) 2 pieces input between 1 and 2 volts and output around 5 volt. For this 2 pieces, both need having a turning switch to lower the maximum output. 1 piece input between 1 and 2 volts and output 220 volt. components are...

    $125 (Avg Bid)
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    5 lượt đặt giá
    Circuit Analysis and Electronics Experts 6 ngày left
    ĐÃ XÁC THỰC

    In need of experienced experts in Circuit Analysis 1&2 as well as Electronics. 15$ non negotiable

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    12 lượt đặt giá
    RGBW led project Arduino 6 ngày left
    ĐÃ XÁC THỰC

    Looking for a UK BASED electronics freelancer to realise a specific RGBW led lighting project using Arduino *engineer must be UK based as project requires installation & ongoing support

    $570 (Avg Bid)
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    13 lượt đặt giá
    Logo update and social media banner 6 ngày left
    ĐÃ XÁC THỰC

    1. Need my logo for my website just updating slightly and provided to me in vector file, png and jpg 400x400. Will need font used and colours used. 2. Also need cover photo for my facebook page and Twitter page. Lots of different products in one image. For eg gym equipment, electronics, retail, car, beauty, toys, garden furniture, smart home etc all in one image for cover photo. Size see below: ...

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    50 lượt đặt giá

    We need 5-15 excellent writers for writing articles for our website [[đăng nhập để xem URL]] in the following categories- Biology, Medicine, Health, Physics, Geography & Geology, Chemistry, History, Commerce. This is a recurring project. --------------------------------------------------------------------------- IF YOU REPLY OR SUBMIT A PROPOSAL WITHOUT STUDYING THE JOB DETAILS, YOU WILL BE D...

    $16 (Avg Bid)
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    31 lượt đặt giá

    Goa Electronics Limited would like to invite bids from eligible freelancers, for the design and development of a CMS website. Eligibility Criteria :- Sr. No Criteria 1 Should be based out of India, only. 2 Must have Atleast 3 years of experience in Website Design and Development. 3 Must have completed Atleast 5 ‘CMS Website’ Design and Development Projects. 4 Must have a Green Verif...

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    13 lượt đặt giá

    I will pay you 15 US dollars (fifteen US dollars) per hour to text chat (*not* video chat) with me for one hour each day or night (Sunday, Monday, Tuesday, Wednesday, and Thursday) between 4pm to 10pm (GMT+2) to design, code, and develop a consumer IoT product using MicroPython on an ESP32. You must live in... 1. Bosnia and Herzegovina (my most preferred country), or 2. Kosovo, or 3. Montenegro...

    $15 / hr (Avg Bid)
    $15 / hr Giá đặt trung bình
    16 lượt đặt giá

    We are looking for an individual who could help us launch a website that will allow consumers to come and sell their electronics based on what is available at that time. This website would need to allow users to come onto the website, select or search for the product they are trying to sell and be able to provide their information which will include how they want to get paid.

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    40 lượt đặt giá

    We would like to identify an experienced technical illustrator (or scientist/engineer) who can create very professional looking diagrams of software and embedded electronics systems (system architecture) and possibly also some infographic-like diagrams showing robotic use cases which we will describe. Please respond with a link to your portfolio examples. We cannot consider proposals lacki...

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    Nồi Bật
    $9 / hr Giá đặt trung bình
    9 lượt đặt giá

    I need professional designer for PCB and electronics. 1 submitting SLD for the circuit 2 submitting all files on eagle program you can see attached photo almost similar to it and details will be in chat.

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    3 lượt đặt giá

    I will share details once I have right candidates.

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    7 lượt đặt giá

    We want game developers who are passionate about gamification! This funded startup is blending flash games with science in a scalable, cross platform (iOS and Android) application. You’ll receive UX/UI production credits in our game screens. We want you aboard by June 8th. Yes, we’ve been told we’re crazy, yet the individuals on our team have strong experience in quickly actualiz...

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    26 lượt đặt giá

    The Microcontroller tasks are split across two divisions: Drive the on/off of a Lamp in accordance to the "settings" which would be inputted on a coloured touch-display on the main device. The UI should be neat and clean. The heads up display from which user has to select settings(similar to a treadmill) should be touch coloured & sensitive. The lamp is to be activated remotely. ...

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    10 lượt đặt giá

    We would like to identify highly skilled embedded electronics and robot programming freelancers to whom we can delegate some of our R&D work; respond with an hourly competitive rate. Also see details below (final paragraph) about half-time and quarter -time commitments. It is not necessary to have to have done the following things to apply. But if you have please tell us some specifics ab...

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    Nồi Bật
    $13 / hr Giá đặt trung bình
    8 lượt đặt giá

    ...This project is still open as of 31 May 2020... I will pay you 10 US dollars per hour to text chat (*not* video chat) with me for one hour each day or night (Sunday, Monday, Tuesday, Wednesday, and Thursday) between 4pm to 10pm (GMT+2) to design, code, and develop a consumer IoT product using MicroPython on an ESP32. You must live in... 1. Bosnia and Herzegovina (my most preferred country)...

    $10 / hr (Avg Bid)
    $10 / hr Giá đặt trung bình
    22 lượt đặt giá
    Windhouse T1 5 ngày left

    The T1 is a small hydro power plant designed to be installed in a canal. It consists of an inlet pipe that takes in water, connected to a propeller pump that feeds water to a 250KW Francis turbine. The inlet and outlet pipes are both made of steel and are built onto the edges of the canal (concrete) . The inlet faces the water and the outlet faces the opposite direction. The system is housed in a ...

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    9 lượt đặt giá

    We run an electrical and appliances shop, due to COVID footfall has reduced and home delivery of products has increased. Require some one who can help in increasing enquiry/sales through SEM/SEO.

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    23 lượt đặt giá

    I have to make a working model of a electric circuit containing a light, rechargeable batteries and a automatic timer switch off. need assisstance in building the model from scratch. people with electronics background will be prefered, and must show keen interest P.S: should be experienced in building electronics and should have some sample works to show off.

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    29 lượt đặt giá

    Flat plate, 7"x7"x0.125", ABS, one cutout to accommodate a small motor block, multiple different-sized holes drilled for seating electronics, corners cut so the plate fits in a case.

    $295 (Avg Bid)
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    44 lượt đặt giá

    Hi Freelancers, I have recently started a online store and require someone to manage all social media handles, manage ads and communicate out their the world about [đăng nhập để xem URL] We are working to bring products to customers across UAE with electronics & accessories, essentials, kitchen items. To discuss further please contact me and to know more you can visit the website to get a...

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    28 lượt đặt giá

    Looking for a partnership with Industrial Electronics , Medical elctronics , CNC and lathe machine repair firm specially having experience in mainatainace and retrofitting of CNC machine , AC drive , DC drive , medical electronics etc

    $282 (Avg Bid)
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    7 lượt đặt giá

    hello...im astudent and i need help on digital electronics exam...can you help me??

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    1 lượt đặt giá

    Budget is AUD 50 (negotiable). Deadline is as soon as possible. Only bid if interested. I'm looking for an expert in advanced analog electronics design with a particular emphasis on radio frequency (RF) electronics. You must be familiar with matching circuits, calculations, and using LTSpice for circuit simulation. Message me for more details

    $68 (Avg Bid)
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    7 lượt đặt giá

    hello,friend Our product is consumer electronics products : TWS earbuds, wireless charger, forehead thermometer,handheld mini fan,body posture corrector etc... . Both the TWS earbuds and wireless charger is a sunrise industry. It is developing rapidly. We need like-minded people to join our sales team...

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    1 lượt đặt giá

    Multi vendor for electronics, groceries and pharmaceuticals

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    67 lượt đặt giá

    salut je suis un ingénieur d'électronique je travaille comme un technicien d'instrumentation pendant 6 ans je peux vous aider à faire un projet de fin d études ou n'importe pour construire un détecteur de métaux et aussi le principe de fonctionnement hi i am an electronics engineer i work as an instrumentation technician for 6 years i can he...

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    1 lượt đặt giá

    Designing an alarm system. Need low battery LED to light up when 9 volt gets low and help selecting proper LED's and resistors to make Red/Green LED's not burn out and not drain battery. Basically need wiring diagram and component selection. I have the switching mechanism, box and all other components

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    11 lượt đặt giá

    Silicon Labs and Arrow Electronics, in collaboration with Amazon Web Services (AWS) and TE Connectivity (TE), are launching a contest to spark technology innovation to inspire the next best smart home idea. Smart home technology transforms our lives, infusing a new level of convenience, control, security and efficiency in our daily routines. This proliferation of smart home devices into everyday ...

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    6 lượt đặt giá
    Logo Design 3 ngày left
    ĐÃ XÁC THỰC

    Take a look at different mobile accessory brands selling products on amazon such as mivi, ptron, pebble, maono etc. This logo is for a company selling mobile accessories and other electronics.

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    29 lượt đặt giá

    Yes, i want to own an online shopify dropship [đăng nhập để xem URL] niches wii include among others, sports/entertainment/recreation,board games/consumer electronics,beauty/health and hair,Home &improvement,cooking etc.I want the store to make use of "oberlo' app and instal the free marketing app"kit" to enable free online marketing on facebook and [đăng nhập để xem URL] s...

    $544 (Avg Bid)
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    16 lượt đặt giá

    Budget is AUD 40-50. Deadline is as soon as possible Only bid if interested. I'm looking for an expert in advanced analog electronics design with a particular emphasis on radio frequency (RF) electronics. You must be familiar with matching circuits, calculations, and using LTSpice for circuit simulation. Message me for more details

    $48 (Avg Bid)
    $48 Giá đặt trung bình
    9 lượt đặt giá
    Trophy icon Create a company logo 3 ngày left

    Create a company logo. Sector : Electronics Manufacturing Company Name : Kay's Manufacturing Pte Ltd ( Singapore) End product required : AI, PSD, JPG, PNG

    $45 (Avg Bid)
    $45
    91 bài tham dự

    Budget is AUD 30. Deadline is as soon as possible Only bid if interested. I'm looking for an expert in advanced analog electronics design with a particular emphasis on radio frequency (RF) electronics. You must be familiar with matching circuits, calculations, and using LTSpice for circuit simulation. Message me for more details

    $22 (Avg Bid)
    $22 Giá đặt trung bình
    3 lượt đặt giá

    The background: I have car suspension, which has four electronically adjusted coilovers, with compression and rebound. Each suspension has a separate 4 wire bipolar stepper motor for compression and rebound. I would like to adjust these using a + and - button and I would like the adjustment to be displayed on a remote display -1.8" full colour 128x160 LCD display (ST7735S - 3.3v which I have...

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    31 lượt đặt giá

    About Company: Independent and privately owned company with over 23 years of success in the Electronics industry. We specialize in HDTVs, Projectors, Home Audio, Laptops, and nearly all other types of consumer electronics. Job Description: Responsible for the creation of promotional banners and themes for each main page of the website (Contact Us, About Us, etc) including buttons. Redesign th...

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    18 lượt đặt giá
    Shopify store Dropshipping Marketing 2 ngày left
    ĐÃ XÁC THỰC

    Hello, i have started an online dropshipping store hosted on shopify and i need help with marketing like running facebook ads ect. The difficult thing is finding products that sell most(jewelry, watches, electronics ect in my case) and setup facebook ads the best way. So shortly i need to scale my website.

    $133 (Avg Bid)
    $133 Giá đặt trung bình
    26 lượt đặt giá

    Need a freelancer to write a paper based on a project. Project is based on microcontroller and Electronics circuit.(arduino or esp related project).It will be very helpfull if your background is Electronics engineering related. i will provide you some reference and you need to write with no plagiarism. Full project details and necessary files will be provided. Something like journal paper type. ma...

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    35 lượt đặt giá

    Hello This is Nasir the owner for general trading company searching for a free lancing Magento platform developer to make my first ecommerce website for my company which especially sells electronics spare parts and accessories for mobile phones if you can work on a long term project with a good income please drop a MSG in my inbox and we can discuss it Thank You

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    72 lượt đặt giá

    We have a conceptual drawing for a new household product. Looking for someone with willingness to sign an NDA and with experience to help us develop, engineer, design and build a prototype that look and operate closer to/or as a finished product. Basic engineering, design, mechanics, electronics, wireless engineering we believe are involved in it.

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    matlab simulation 2 ngày left
    ĐÃ XÁC THỰC

    design a power electronics based power The device is supplied from a single-phase wall outlet of 220 V rms, 50 Hz (through terminals I1, I2). - The device can generate two fixed voltages of 30 V dc and 60 V dc (respectively through terminals O1, O2 and O1, O3). - The device can also produce a variable dc voltage in the range of 0 to 100 V (through terminals O1, O4). - The device can also produce...

    $31 (Avg Bid)
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    10 lượt đặt giá

    I'm starting an online electronics business and need a website with capabilities to view, buy and also have some form of video advertising. Please contact me if you need further details

    $341 (Avg Bid)
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    45 lượt đặt giá
    Create product category listing 2 ngày left
    ĐÃ XÁC THỰC

    Create a product category listing from similar to ebay. The category listing must be: - Category (see bottom listing of project explation) - Sub-categories - Sub-sub-categories Must be provided in an excel list (.csv). Antiques Art Baby Books Business & Industrial Cameras & Photo Cell Phones & Accessories Clothing, Shoes & Accessories Collectibles Computers/Tablets & Network...

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    54 lượt đặt giá

    I will pay you 10 US dollars per hour to text chat (*not* video chat) with me for one hour each day or night (Sunday, Monday, Tuesday, Wednesday, and Thursday) between 3pm to 10pm (GMT+2) to design, code, and develop a consumer IoT product using MicroPython on an ESP32. You must live in... 1. Bosnia and Herzegovina (my most preferred country), or 2. Kosovo, or 3. Montenegro, or 4. Serbia, or ...

    $10 / hr (Avg Bid)
    $10 / hr Giá đặt trung bình
    9 lượt đặt giá
    Logo designer 2 ngày left

    I need logo for every purpose ( website social media etc) the name of the company is "E-ocean(" the website is all about selling electronics

    $15 (Avg Bid)
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    15 lượt đặt giá
    Online store Marketing 2 ngày left
    ĐÃ XÁC THỰC

    Hello, i have started an online store hosted on shopify and i need help with marketing like running facebook ads. The difficult thing is finding products that sell most(jewelry, watches, electronics ect in my case) and setup facebook ads the best way.

    $71 (Avg Bid)
    $71 Giá đặt trung bình
    26 lượt đặt giá

    The project is for selling Clothes and electronics under a single eCommerce Roof. Need a developer who can handle customisation on both Front End and Back End.

    $409 (Avg Bid)
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    6 lượt đặt giá

    I am creating a new product that needs to be further development. This project has been started but not completed. I can supply you with some solidworks files if you need. It will require some electronics with battery as well. YOU MUST HAVE EXPERIENCE IN PRODUCT DEVELOPMENT! ****** I will explain this project further when I see your portfolio.

    $857 (Avg Bid)
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    7 lượt đặt giá

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