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    17,092 battery switchover circuit trabalhos encontrados, preços em USD

    ...and backward. They will be controlled by remote control radio. I would like to know which components to use anger in the project, which the voltage source to use it, and a battery that lasts a long time. The project has to give a low cost if possible and efficiency....

    $138 (Avg Bid)
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    8 ofertas

    ...Speed: 15kmh Distância ao redor 13-20km (depende do peso do piloto, as condições das estradas, etc.) Max inclinação em torno de 15 ° -30 ° (depende do peso do ciclista) Battery 36V 4.4AH * (158WH) LG bateria de lítio da marca mais alta 500W de potência Usando temperatura de 10 graus centígrados -40 graus cent&iacut...

    $9 - $27
    $9 - $27
    0 ofertas

    ...precisa realmente ser trocada). Segue as especificações: NOTEBOOK - Razer Blade @ 2013 -Model No.: RZ09-0102 -Rated 19V === 7.9A -Product No.: 01021101 BATERIA - Li-ion Battery Voltage: DC 11.1V Capacity 6400mAh watt-hour rating: 71.04Wh Operating Temperature: 0ºC-45ºC A bateria tem que ser a padrão do notebook pois ela é interna e n&at...

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    Local
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    1 ofertas
    Projetar um produto Encerrado left

    ...device charger then 110 ~ 220V Output 5VDC for portable devices with controlled current 1 to 2.5A with through BT communication with the device. Mobile device Internal battery charger 5VDC Output for portable devices with controlled current 1 to 2.5A with through BT communication with the device Token connection between charger and device. UC-KEY

    $2292 (Avg Bid)
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    12 ofertas

    Eu tenho trabalho contínuo relacionado ao nosso projeto anterior 2 circuits: shunt resistor and rechargeable battery to Arduino microcontroller'

    $71 (Avg Bid)
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    13 ofertas

    Eu tenho trabalho contínuo relacionado ao nosso projeto anterior 2 circuits: shunt resistor and rechargeable battery to Arduino microcontroller'

    $10 / hr (Avg Bid)
    $10 / hr Média
    1 ofertas

    Project requires : 1- remote monitoring and control of raspberry pi (via Wifi) to: Monitor 0...control of raspberry pi (via Wifi) to: Monitor 0-265 V AC current, and voltage using raspberry pi zero W. An android App to show voltage and current, disconnect output . Circuit and PCB design (preferably with Altium) and also raspberry pi skill is a must.

    $506 (Avg Bid)
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    17 ofertas

    Need a program that will capture the time in and time out, while at the same time count the number of times a circuit opens, When you hit the time out button the time will stop and send the number of minutes / hours and the count of the times open via odbc to a db2 database This will have to use raspberry pi Using either PHP or Pyton

    $158 (Avg Bid)
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    14 ofertas

    Budget is 30$,please do not bid more than budget mentioned ,Minimum of 10 years experience with background services. 1)Have service which is sending data via REST like lat,long,battery level etc to webservice which is running for every 30 seconds using ALARM manager. Issue is as follows: Service will be stopped or killed by OS ,webservice call gets stopped

    $19 (Avg Bid)
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    2 ofertas

    Budget is 30$,please do not bid more than budget mentioned ,Minimum of 10 years experience with background services. 1)Have service which is sending data via REST like lat,long,battery level etc to webservice which is running for every 30 seconds using ALARM manager. Issue is as follows: Service will be stopped or killed by OS ,webservice call gets stopped

    $38 (Avg Bid)
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    6 ofertas

    I need to develop landing page for our services of circuit board production. The context and concept with pictures can be found here: [login to view URL] I am looking for the following services: The design should be done according to our templated tuned with designer profession services The English wording should be verified and adopted for English

    $167 (Avg Bid)
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    38 ofertas

    I have Gerber files . This is an easy circuit design. The rough drawing of the pcba is attached to this posting as an uploaded file. I also have a BOM. You will draw the pcba, and save the files in file formats that both the China pcba manufacturer and I can view. schematics of the whole circuit will be provided to you as well. The Gerbers you

    $168 (Avg Bid)
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    16 ofertas

    create image with circuit board

    $30 (Avg Bid)
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    1 ofertas

    Battery company [login to view URL] theme colors will be lime green and acid yellow. It needs to be very minimalist and fresh and modern. I will send ideas and we will work together for the final product.

    $66 (Avg Bid)
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    86 ofertas

    Budget is 20$,Minimum of 10 years experience with background services. 1)Have service which is sending data via REST like lat,long,battery level etc to webservice which is running for every 30 seconds using ALARM manager. Issue is as follows: Service will be stopped or killed by OS ,webservice call gets stopped by OS. Task:You have to make sure that

    $24 (Avg Bid)
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    3 ofertas

    A reddit client with the following features: 1- Intuitive navigation, minimal design, simplicity and ease of use. 2- A dark theme alongside a light one. 3- Battery friendly. 4- Full height images and videos. 5- Autoplay videos. 6- Video seeking and Image zooming from the main View. 7- Self posts can be read in the main View. 8- Three different view

    $1064 (Avg Bid)
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    9 ofertas

    We are building a very small pen sized robot. ultrasonic senor will be placed in the [login to view URL] sensor should provi...very small pen sized robot. ultrasonic senor will be placed in the [login to view URL] sensor should provide range of at least 6 meters. Ultrasonic sensor circuit with 10mm transducer and 10x20mm or smaller driving circuit compatible with arduino

    $181 (Avg Bid)
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    26 ofertas

    1)Need to ...screen to update pointers.-end user app,ride screen. 3)Need to update handler to get updated values from ride_info webservice.-end user app,start/stop screen. Display speed,battery level,time travelled dynamically(started time and increment the time till ride is stopped),lat,long (address,where it started)-end user app,start/stop screen.

    $25 (Avg Bid)
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    3 ofertas

    The contest is ...metal body. The best and most accurate representation will be awarded. All you have to make is 1) Model for Mobile Car Chargers 2) Mobile Car Charger with Internal Circuit Board also( see the reference image for this) . Note: Don't make the storm logo and the mascot logo on the car charger models that i will do it myself.

    $21 (Avg Bid)
    Garantido
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    7 inscrições
    Matlab Project SIMULINK 4 dias left
    VERIFICADO

    Design a Simulink model of the circuit in the single line diagram. The aim is to analyze the effects of integration of a wind power plant into an existing power system. The network/circuit to be considered will have 2 ideal generating stations which are providing power to the grid at constant voltage and frequency level. These sources dispatch 400KV

    $172 (Avg Bid)
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    26 ofertas

    Looking for a design electrical/mechanical engineer to design in CAD a workable nickel-iron (NiFe) battery. The battery has to be able to withstand the rigors of the outside weather, in a battery bank (off-grid) solar panel charged configuration. I am seeking to build the batteries myself, hence don't have the funding to mass produce using outsourcing

    $102 (Avg Bid)
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    5 ofertas

    3D design of a Rectangular metallic case with small Lcd screen, digital lock, battery slot(coin battery) and chip for embedded programming. Minimalistic design, should be able to house another case of 8.8x5.6x2.6cm inside, external dimension not to exceed 9.5x6x3.

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    17 ofertas

    ...being able to easily define curved work areas to the robot would be desirable. While gas power is possible 12vdc such as off of a vehicle would be ideal. A rechargeable battery onboard may be possible or a 12 vdc cable can be run to the unit. While simple corner markers could be used to define work areas ideal would be GPS and a map on a screen

    $36 / hr (Avg Bid)
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    9 ofertas

    ...atleast 3 apps using Firebase syncing to Android mobile. This job is all background 24X7 service with no stops. 1)The first call needs to send few parameters like lat, long, battery level, speed from android background to Firebase for every 4 seconds. 2)The second call needs to get a response from Firebase and trigger according to response continuously

    $77 (Avg Bid)
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    8 ofertas

    * Add alarm to existing project * co...Add alarm to existing project * controls for alarm * alarm goes off at different time of the day and plays a chosen music from the memory card * alarm has display * complete circuit diagram * complete list of all components * update Arduino code * video showing everything work perfectly * video well explained.

    $54 (Avg Bid)
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    25 ofertas

    * Add alarm to existing project * co...Add alarm to existing project * controls for alarm * alarm goes off at different time of the day and plays a chosen music from the memory card * alarm has display * complete circuit diagram * complete list of all components * update Arduino code * video showing everything work perfectly * video well explained.

    $20 (Avg Bid)
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    1 ofertas

    3D design of a Rectangular metallic case with small Lcd screen, digital lock, battery slot(coin battery) and chip for embedded programming. Minimalistic design, should be able to house another case of 10x6x3cm inside, external dimension not to exceed 10.2x6.2x3.2cm.

    $36 (Avg Bid)
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    1 ofertas

    ...preferable,code should be submitted so that we test and release if it runs as per job description 24 X 7 with 2 webservice calls. Purpose is to push few parameters(lat,long,battery levels) to server and server responds to some changes and process/execute in the app .Want some best/robust solution to pull and push data continuously. Deadline:ASAP Have

    $133 (Avg Bid)
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    10 ofertas

    ...preferable,code should be submitted so that we test and release if it runs as per job description 24 X 7 with 2 webservice calls. Purpose is to push few parameters(lat,long,battery levels) to server and server responds to some changes and process/execute in the app .Want some best/robust solution to pull and push data continuously. Deadline:ASAP Have

    $131 (Avg Bid)
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    4 ofertas

    ...lightweight and usable for all small kids, cars, bikes, pets, luggage etc with all latest trending features and should match international quality standards -should have very good battery life -should pocess advanced tracking technology, we can now find the precise location of our young ones who love to hide under sheets, sofa, bed or in a different room for

    $3057 (Avg Bid)
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    13 ofertas

    * Add alarm to existing project * co...Add alarm to existing project * controls for alarm * alarm goes off at different time of the day and plays a chosen music from the memory card * alarm has display * complete circuit diagram * complete list of all components * update Arduino code * video showing everything work perfectly * video well explained.

    $20 (Avg Bid)
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    1 ofertas
    Logic gigital design 2 dias left
    VERIFICADO

    Design logic and digital circuit

    $26 (Avg Bid)
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    12 ofertas
    SPI to USB board 2 dias left

    I need a simple circuit design that interfaces an IMU SPI with FTDI USB chip to talk to computer. The expected circuit is very simple. I can provide the design board specification details.

    $21 / hr (Avg Bid)
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    41 ofertas

    3D model of battery info [login to view URL] Lot of samples you can find googling images I have no idea about format and tools for this task , but finally i want to have possibility to combine image of cylinder cover using any free tool and make set of static images of covered object in different orientations with close

    $116 (Avg Bid)
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    36 ofertas

    I require a RF transmitter circuit board to be designed with very specific requirements in regards to size, shape and mounting to fit a plastic enclosure. The circuit also has to illuminate 2 L.E.D's with a 'low power' flashing function. I require the components to consume as minimal power as possible, this is essential to my design success. I don't

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    Hi Bijan M., I noticed your profile and would like to offer you my project. I require a RF transmitter circuit board to be designed with very specific requirements with regards to size, shape and mounting to fit a plastic enclosure. The circuit also has to illuminate 2 L.E.D's with a 'low power' flashing function. I require the components to consume

    $5 / hr (Avg Bid)
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    1 ofertas

    ...require a CAD design for the Module housing The housing can be modified from a previous sample that was made some time ago or designed from scratch. the housing will require a battery door and hole for a toggle switch. The module is designed to be placed in a pocket on the underside front chest of a t-shirt and shine through the fabric please see attached

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    5 ofertas
    video brochure 2 dias left

    I need a circuit for video brochures

    $171 (Avg Bid)
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    4 ofertas

    ... Prefer to use Eagle for the design. Design Assumptions: 1. 120VAC design 2. 5A circuit rating for all circuit traces 3. Prefer Phoenix Contact parts for terminal blocks 4. L, N, G are all 12AWG connections 5. SW1, SW2, S1, S2 are #18 AWG Deliverables: 1. Circuit board design 2. Bill of Material for selected board components 3. Eagle file and Gerber

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    5 ofertas

    I am seeking a top level device developer

    $19 / hr (Avg Bid)
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    16 ofertas
    GPS Design 1 dia left

    ...date technology and an understanding of battery power solutions is essential. GPS is designed to last approx 10 years and only requires minimal tracking. Once per day or can provide no feedback until activated(Whatever provides the best possible battery life). Size will be important - looking to optimize battery in as small a device as possible. Initial

    $39 / hr (Avg Bid)
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    19 ofertas

    ...minimum of 5 years experience in Android background services and development. 1)Need to integrate new code into existing code. 2)Need to send battery level to existing store location web service, need to pass battery variable to web service,other variables as needed. 3)Need to connect to devices and start handler(new code has a button) so that we can see

    $25 (Avg Bid)
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    1 ofertas

    ...minimum of 5 years experience in Android background services and development. 1)Need to integrate new code into existing code. 2)Need to send battery level to existing store location web service, need to pass battery variable to web service. 3)Need to connect to devices and start handler(new code has a button) so that we can see all existing values onto

    $39 (Avg Bid)
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    4 ofertas

    I need to find power/electric/current meter that can: 1. Measure at least 25 for 1 phase different connections, But it need to be able to measure 3 phase as well. It need to be very strong to deal with a 24/7 measurements. 2. Can send the data throw the internet 3. Can produced as a white label (Not must) 4. Low cost 5. Can work 24/7 6. Energy efficient 7. Reliable (pass the IEC tests - advantage)...

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    5 ofertas

    For the electronics circuit of TD125 (see page 18 of the attached TD125 service manual), a modification is described in the Thorens Technical Bullet #4 (see attached file) to convert the speed control from 16/33/45 rpm to 33/45/78 rpm. For the TD 125 MK II (circuit see page 19 of the TD 125 service manual) a comparable modification is missing. The outcome

    $289 (Avg Bid)
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    13 ofertas
    Mac OS Desktop App 23h left
    VERIFICADO

    Im looking for a iPhones Diagnostik Tool with a payment system for Mac OS The App should have this functions. - Check Modell (Color, GB) - Check Battery conditions - Check iCloud On/Off - Payment system - User backend online (use frameworks) - Admin backend online (use frameworks) - Backup Option - Restore Option Costumer Steps:

    $1432 (Avg Bid)
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    30 ofertas

    ...Functionality to sleep while sensors are below a threshold for a certain time - needs a high accuracy clock such as TXCO TX-805 - data storage likely on SD card - ability to charge battery and download data - price and size are decisive in that order - if successful, production runs would require build in the thousands. For reference I have a Arduino based single

    $8 / hr (Avg Bid)
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    ...must be in mm. • The final design must be stl-file(s) ready for 3D plastic print for prototyping and later-on for mould injection. • PCB Size (30.9 x 67.6) mm EXCLUDING the battery, normally 2xAA batteries. • output should be similar to the attachment. Note: The Enclosure including the device will be placed outdoor, enclosure should be protected against

    $74 (Avg Bid)
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    42 ofertas

    Circuit based project . Much of the circuit design is already done

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    26 ofertas