Circuit design battery switch jobs

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    52,567 circuit design battery switch jobs found, pricing in GBP

    I'm looking for someone who has worked with designing and building circuits to help me with a project. Some of the circuit functionalities may include, Bluetooth/wireless connectivity capabilities (ability to communicate to smart phone's), various use of sensors, and more. Please don't hesitate to get in touch with me regarding more details about this project. Mainly looking for som...

    £1314 (Avg Bid)
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    5 bids
    Keyboard Design 6 days left

    We need a circuit design for a Commercial use Keyboard

    £131 (Avg Bid)
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    3 bids

    We currently have a WIX website and I want to switch it over to Squarespace. We want to keep the same colors, graphics, content and basic "look" - obviously refresh but not too drastic of a change. Our Wix site renews in January so we want to have this ready to roll over by then. [login to view URL] is the site if you want to take a look to see what content and how much work it would be...

    £313 (Avg Bid)
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    20 bids

    Required: Swing orJavaFX based GUI Use of menu AND include one of these: JTable, JTree, JComboBox (or similar level widget) OR use of low-level graphics routine(Graphics class) Use of Collection Framework Write to file, read from file using some kind of standard I / O (serialization, XML processing, JSON) Testing support (JU...

    £60 (Avg Bid)
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    2 bids

    I want u to solve some circuit problems using LTspice Simulator and provide me a report with diagram, graph, explanation and good conclusion. I will give u 2 days to finish it and my last budget is 30USD , if u are agree with the topic and price please contact me .

    £22 (Avg Bid)
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    7 bids

    We are looking for a battery operated (rechargeable coin cell battery), tracking hardware using the below mentioned hardware. The device will contain a laser (which will be pulse coded). When a mechanical shock is given to the module in a specific direction the laser (Laser Module Datasheet) will pulse to the intended width. At the same time, data from the 6 Degree of Freedom Sensor will be sent...

    £1193 (Avg Bid)
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    4 bids

    Circuit board needs layout finishing This is a very simple 2 layer board. Components one side only. The important (most) placement, outline, and a heap of stuff is done already. I need you to just to: 1) PLACE REMAINING PARTS AND FINISH ROUTING, USE 10MIL TRACES, 0.6MM VIAS WITH 0.3MM HOLES, DON'T CONSIDER POWER (I'LL DO THAT AFTER) 2) LINE UP THE DESIGNATORS, NEXT TO THE PARTS, MAKE ...

    £18 / hr (Avg Bid)
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    There are two main systems, a web platform who manages a collection of media files (audio files mainly), the another system is a small flask application (Python) this flask application is a connector with Twilio IVR system. A person can call to Twilio and request listening an audio file (storaged in Web platform), We are sending the Audio in the Twilio voice response, We need add a feature for con...

    £7 - £22
    £7 - £22
    0 bids

    You do *not* need an Arduino. You do *not* need an ESP32. 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% fee. You will normally work 20 days each month for 9 US dollars/hour. Therefore, you will normally earn 180 US dollars/month. If you are very intelligent and if you solve engineering problems s...

    £7 / hr (Avg Bid)
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    11 bids

    I need someone who is an expert in algorithm and electrical circuits to can solve it within budget and deadline.

    £10 (Avg Bid)
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    18 bids

    Write C Program using do-while loop: A. C program to create a menu driven calculator using do while and switch case. The menu should look like: Menu Driven Calculator 1. Addition 2. Subtraction 3. Multiplication 4. Division 5. Exit Enter your Choice: B. C program to calculate the area of a Triangle, Rectangle or a Circle using a menu driven programming such that: Calculate the area 1. Tri...

    £10 (Avg Bid)
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    20 bids
    Farm House 6 days left
    VERIFIED

    i have a concept idea that i would like turned into engineering drawings to australian standards building material to be used are SIPS a suspended floor and screw piles approximate area of the house is 350m2 separate garage with concrete floor 7000mm x 7000mm solar power with battery backup led lighting make the activity into another bedroom 4000 mm x 4070mm make laundry bigger to suit act...

    £1380 (Avg Bid)
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    23 bids

    You do *not* need an Arduino. You do *not* need an ESP32. 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% fee. You will normally work 20 days each month for 9 US dollars/hour. Therefore, you will normally earn 180 US dollars/month. If you are very intelligent and if you solve engineering problems s...

    £8 / hr (Avg Bid)
    £8 / hr Avg Bid
    1 bids

    We've found product data that doesn't meet the Shopping Ads requirements in your Merchant Center account. You have until the deadline below to update your account and products so that they meet Shopping Ads requirements. If the issues aren't resolved by the deadline, your Merchant Center account will be suspended and your Shopping ads will no longer appear on Google. Your Merchant C...

    £82 (Avg Bid)
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    Looking for a developer to move my current word press site to a different host/ server. I can get access to the current word press files. I am 75% happy with the the site but it will need some work as well. Looking to do this by the new year. I would like to switch from the current developer who is also the host to a new server. I have limited knowledge of how all of this works. The current devel...

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    Hi, Ador. I have a content writing project. It will be two web pages—500 words for inverter and battery packs, and another 500-1000 words for EV charging. My budget is $15. Would you be interested to work on it?

    £11 / hr (Avg Bid)
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    1 bids

    As seen on the image. I want customers to pick a device (in example, iPhone XR) and once they land on the page shown in the screenshot, once you click on either of the headers shown (e.g. Display and glass, battery & charging etc) it jumps down downwards, opens a tab (ajax/jquery) and shows selectable options to chose from (each option should be able to be added, from every header option)) On...

    £369 (Avg Bid)
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    21 bids

    I am looking for a hardware and software developer. You must provide the schematics, circuit design, firmware. All components must be surface mount except for DC jack and display. Design must be very compact circuit. Functionality: - Webserver to set time - Webserver must be able to be access point for config and must be able to connect to existing network - DHCP or fixed IP config in webserver...

    £1566 (Avg Bid)
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    26 bids

    I am working on an application that features a camera view similar to that of snapchat/instagram in that it should be able to record and take videos at the same time without having to switch between the two modes. (I.e., the user should be able to tap a button to take a picture, and hold the button to record a video). I have much of this already setup using an AVCaptureSession, preview layers and ...

    £49 (Avg Bid)
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    4 bids
    Prototype one 5 days left

    I have been a manual machinist during my working day's and know nothing about circuits. What I have is a redwood board, 10.5 x 5.5 x.750. I want to mount 20 mini 5mm 22ma leds along the left and 20 along the right side of the board. I want to be able to turn on and turn off each of these led's separately using a push on push off switch. There will be no more than 3 led's turned on ...

    £321 (Avg Bid)
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    24 bids

    I want u to provide a report with graph, diagram, explanation, about circuit and using LTspice simulator, my last budget is 30 $ , please contact me if u are oki with the topic and price!!

    £22 (Avg Bid)
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    3 bids

    I'm looking to design a small fan. The fan should be made out of plastic and very lightweight. The main components inside the fan include a printed circuit board, the fan and motor assembly and a filter. The person chosen should not only be a mechanical designer but also some Printed Circuit board design too. The PCB has a USB charging port, a switch for three setting (low, med, hi). Thi...

    £290 (Avg Bid)
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    22 bids

    I have 8 animated videos, 5-8 minutes each, created using Vyond ([login to view URL]). The videos are in English with English voice tracks and text but we need versions in Portuguese and Spanish. We have everything translated and we have the Spanish and Portuguese audio tracks ready. We need someone to switch the voice tracks and on-screen text and edit the videos so that it all matches and the tr...

    £105 (Avg Bid)
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    I have a VLAN that is dedicated to an audio system, and there is a huge amount of latency .. event with devices on the same switch. I believe that there will me a misconfiguration somewhere in the Mikrotik device

    £42 (Avg Bid)
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    7 bids

    good use of electronic circuit proteus program

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    The battery-powered mobile device is built on the ESP32 architecture. The device wakes up every hour (deep sleep), receives data from the sensors, sends it via the GSM channel via the SIM800 module via the MQTT protocol to the server and goes back to sleep. There is a sample code. All sensors are connected via the i2c or 1-wire bus: ADC1115 (2 pcs.), BME280 (2 pcs.), DS18B20. Basic requirements...

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    556 Timer Circuit design 5 days left
    VERIFIED

    Provide a schematic design for a 556 dual timer IC base circuit to be triggered by a phototransistor with the result that two simultaneous 5v pulses are generated. The first pulse shall be approximately 50ms in duration and the second shall be approximately 1000ms in duration. The two timer circuits within the 556 IC shall be effectively interlocked such that the first 50ms pulse may not be repea...

    £295 (Avg Bid)
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    31 bids
    QMK programming 5 days left

    I am looking for developer experienced with QMK to work on a number of macros. I need a few macros but some are more pressing than others. I would also like some guidance on how I can do some of these myself and hoping to learn the basics, so I will ask you to explain things at times if that is ok. So first one is ALT TAB. I was really surprised QMK did not have this in the Quantum tab! 2. Show a...

    £20 / hr (Avg Bid)
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    Need someone who has worked with this before, we have imported subscriptions into Woocommerce, no bank details so all set to manual renew. We then emailed all asking them to add bank details and as they do we then go in after and hoped to switch to auto renew. We have tried this it set fine but the payment then didn't process so renewal now on hold? need a fix??? HELP!

    £155 (Avg Bid)
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    I have a 5 bedroom house under construction. Detailed electrical circuit design for the house. Design must indicate all cables and properly labelled wires with distinct naming for easy identification. The house will be supplied with 240AC power from the grid, and also from a solar inverter

    £22 (Avg Bid)
    £22 Avg Bid
    6 bids

    Attached is a similar wallpaper image to what I'm after as an example, but using different characters from another favourite show of mine (Arrested Development). Basically, I'm after the same sort of wallpaper, but with Mike Milligan and the Kitchen Brothers from the TV show Fargo Season 2 in place of the characters in the wallpaper. I need two versions, with the following requirements:...

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    You must pass a difficult test to work with me. You do *not* need an Arduino. You do *not* need an ESP32. 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% fee. You will normally work 20 days each month for 9 US dollars/hour. Therefore, you will normally earn 180 US dollars/month. If you are very in...

    £7 / hr (Avg Bid)
    £7 / hr Avg Bid
    7 bids

    I have a Unity app using WebRTC and it's cross-platform for Android iPhone and WebGL. I need to fix a few bugs and upload it to both app stores and setup amazon servers for the webgl portion issues example (see below) webgl: app is blurry (low resolution). when its full screen its fine. - cant hear web users - cant see them on firefox or safari phone: -volume keys doing the wrong phone s...

    £794 (Avg Bid)
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    17 bids

    Design a 4-bit sequential multiplier using VHDL based on the system controller approach. The circuit takes 2 4-bit numbers (M4M3M2M1) (the multiplicand) and (N4N3N2N1)(the multiplier), and a START signal; and produces their product (R8R7R6R5R4R3R2R1) and a DONE signal. The operation starts when START signal is asserted. The START signal must below for at least one clock cycle after DONE is asserte...

    £195 (Avg Bid)
    Urgent
    £195 Avg Bid
    5 bids

    I have an Arduino MKR1000 monitoring a power failure system. When the power fails, the MKR registers a change of state in the system's "off-line" LED (changes state to on, which is captured by a photo-resistor. The Arduino then sends an power failure alert via wifi. May need help cleaning up the existing code, but for now what is most pressing; building code that performs a self-di...

    £186 (Avg Bid)
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    4 bids
    OpenWRT VLAN for photocopier 4 days left
    VERIFIED

    Hello, I have a new OpenWRT router running in my office with 4 LAN ports and 1 WAN port. I would like to connect a printer, and a PoE switch with CCTV, to this router in such a way that they're accessible only on the LAN side, but don't have Internet/WAN access. I'm out of my depth with VLANs, tagging, switches, interfaces, bridging, routing... Are you confident with networking an...

    £31 (Avg Bid)
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    I’d like to make business cards on vista print. Also, need a logo for my business card as well. I am Selling & Buying used/New/refurbished oxygen concentrators. Business Name: Respiration Nation You can check my website here to get an idea for my business. [login to view URL] The logo should be elegant, professional, and similar to the business. Would like to put the Referal program on ...

    £25 (Avg Bid)
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    Hello, looking for a talented individual or team, preferably in the US because of covid-19 travel restrictions, who are very experienced working on electric vehicles and ev systems. We've developed a generator/alternator for ev's and we want to install it into an ev, kind of like how the Chevy Volt and the new BMW i3 have a small generator that runs on fuel and feeds the battery when t...

    £39 / hr (Avg Bid)
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    Create circuit with ATmega328 and Simulation using Proteus. -> Make the SCH fit to our requirements. -> 5W LEDs, Diodes ->Arduino software

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    Trophy icon Create Christmas-Gift Card 7 days left

    Hi We are a small company for electrical installations for local customers. For the Christmas-holidays and new years eve we plan to send greeting cards to our customer. We want to to design a christmas-card for our customers. On the card it should say: "Fröhliche Weihnachten und ein gutes neues Jahr" (which means: Happy Christmas and a good new year) In addition the Logo sh...

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    53 entries

    I have existing code that uses Google's CSE or Programmable Search to produce search results. It works fine, but I have two problems that need fixing: Problem 1) When I use the GET method to produce results, I get a) Adverts and b) Search Results. But when I switch to the POST method to produce results, I only get b) Search Results and NO Adverts. I want Adverts to be shown even with a POST ...

    £24 (Avg Bid)
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    I have a 5 bedroom house under construction. Detailed electrical circuit design for the house. Design must indicate all cables and properly labelled wires with distinct naming for easy identification. The house will be supplied with 240AC power from the grid, and also from a solar inverter.

    £127 (Avg Bid)
    £127 Avg Bid
    10 bids

    I am working on an application that features a camera view similar to that of snapchat/instagram in that it should be able to record and take videos at the same time without having to switch between the two modes. (I.e., the user should be able to tap a button to take a picture, and hold the button to record a video). I have much of this already setup using an AVCaptureSession, preview layers and ...

    £275 (Avg Bid)
    £275 Avg Bid
    14 bids

    Projects PİC It will be designed to work on 16F / 18F series microcontroller. In the microcontroller parts of the projects At least one interrupt and timer / counter will be used. Codes in CCS program C It will be written in accordance with the programming language. Android in their projects will be able to use the application development tool App Inventor Agricultural data collection Sensors to ...

    £126 (Avg Bid)
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    6 bids

    solving problems in a period of time

    £10 / hr (Avg Bid)
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    Stream fallback script 4 days left
    VERIFIED

    Let me explain a little: We are a WebTV live 24/7. We switch streamers every 2 hours. We don't want live to go offline, so we need to setup a video loop, when main stream is off then switch to video. When main stream is live again then switch back. Nginx rtmp. We already have authentication but on other server, move everything to new server Add crash check on authentication so when connectio...

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    • Strong knowledge in cell chemistry (LTO, NMC, NCA, LFP) and cell selection based on target application (performance, cost, safety specific energy) • Strong knowledge in working principles of a battery pack including design packs to meet a defined target requirements such as maximizing specific energy yield from cell to pack. • Strong knowledge in cell selection for a EV applicatio...

    £2520 - £5041
    £2520 - £5041
    0 bids
    Trophy icon Brand Engagement Ideas 2 days left

    I am looking for the best brand engagement idea for a business. An example of the type of brand engagement idea we are looking for: NIKE - its flagship store in New York has a basketball court inside where customers can take a shot and a camera captures their shot. This photo is then something the customer can shar all over social media. It is also a reason why customers would visit the store as...

    £66 (Avg Bid)
    Guaranteed
    £66
    12 entries

    SPICE (Simulation Program with Integrated Circuits Emphasis) is a general purpose circuit simulation program. SPICE was originally developed at the Electronics Research Laboratory of the University of California Berkeley in 1975 by Larry Nagel and Donald Pederson. The initial versions were written in Fortran and ran on mainframe computers. i need some help...

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