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    12,231 rf circuit design 仕事が見つかりました。次の価格: USD
    RF Boards Testing 6 日 left
    認証完了

    Test distance of RF boards as part of wider firmware development project

    $155 (Avg Bid)
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    4 入札
    RF Card Reader using Android NFC 6 日 left
    認証完了

    ...native android app that can read the data in RF card using NFC and communicate to our backend server through the REST API. The key requirements: 1. Authentication(login) through REST API 2. Read RF card data via NFC 3. Push/Post/Get data through REST API 4. The developer should be able to follow the design guideline and specs We are using Node.js as

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    Embedded PCB design ready to be manufacturing and assembly in Eagle and Enclosure customization to fit with the PCB designed in AutoCad. This PCB will be installed on IP67 Case and it will monitor water with 2 (two) Sensors in a constant way under outdoor conditions. It wil use connectivity via WIFI and RF like Lora or Sigfox but also it should allow

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    5 入札

    ...need someone to run a simulation at different USB-C Charge rage and different motor loads to check the board will function as intended and to check for RF, EMC and heat etc. There is also a 5V circuit for ESP32 power and some signalling. The board is 2 layer, 29mm x 100mm approx. Where something cannot be simulated, I would like a manual review to

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    Hello, I'm using the codevision program, but I'm pretty amateur. i want to play wa...program, but I'm pretty amateur. i want to play wav music using atmega 128. (wav to c code like this {179,180,175,190 ......} however, I would like to send a string using the rf transceiver, do you do it in a simple way and send me the main code? I need very fast time

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    1 入札

    ...delete folder and files in C w/o using a call to system()? This is my current code, but I'd like to execute it w/o a call to system() if possible. char* cmdPrefix = "rm -rf "; char * cmd; int len = (int)strlen("/localdir/"); cmd = malloc(len + 10); memset(cmd, 0, len + 10); sprintf(cmd, ("%s%s"), cmdPrefix, "//User//owne...

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    14 入札

    Make a Programmable Logistics circuit using arduino controller with gsm 3G data connection

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    12 入札

    We need a programmer to develop a source code for Radio frequency modules which will work in a Transmitter and receiver pair.

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    11 入札

    ...network with structure : NODE -> lora -> GATEWAY -> wifi -> MysqlDB. with pycom LoPy modules. A LoPy module process value of some digital or analog inputs and sends them via RF (Lora) to another module that acts as a gateway,... this sends data to a Mysql database. ( maybe via API / POST) Micropyton base programming is required as a starting point

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    I need to design a switch I can control via a parallel interface. There are 8 inputs and one output. I decide which input I want to use by flipping the appropriate bit. I need the circuit for the above to be designed, with all the necessary electronic components.

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    6 入札

    ...issues here: 1. Enable reading data on PC using LAN or USB port given here. I wish to see how many cards can be simultaneously scanned by the reader. 2. Explain me internal circuit so that I can remove NodeMCU and place raspberry PI, which can run parallel programs. As per my knowledge, this reader can read multiple cards at a time but NodeMCU here is

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    1 入札

    ...brightness colors 9) power down on power off and autoresume on power on from ignition key 10) connection between close devices ( at most 100mt ) of the same fleet through some RF (wifi, Lora, ..) at low power 11) small autonomous battery UPDATE: 1) on the display I would like to show some general information, like velocity, productivity (i.e. meters/hour)

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    14 入札

    Got a project that needs to convert breadboard design to PCB schematics for small scale production. Using Teensy, Arduino Nano with Ethernet, SPI and serial communication with several RF and Wifi chips. Required design of 3.3-3.6V power interface for the board.

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    35 入札

    ...parameters from other panels enough to cite your source) Must submit or files with the code (model) and the results of simulations in Powerpoint with full documentation: circuit equivalent, parameters, variables, assumptions, constraints,...

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    4 入札

    Need to Send Input Video Data[Generally Mp4 Format) from Pendrive or SD Card to Controller and then to Touch TFT Display(Any other Display is also Better than TFT like OLED but similar Pricing) *Not with Raspberry Pi Need to Build some Touch Button Functions as Well.

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    ...brightness colors 9) power down on power off and autoresume on power on from ignition key 10) connection between close devices ( at most 100mt ) of the same fleet through some RF (wifi, Lora, ..) at low power 11) small autonomous battery The device must be functional at a prototype level using commercially available hardware. The firmware must be written

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    7 入札

    Need to design a Arduino/Genuino or Raspberry Pi camera module that has a PIR Sensor (motion) and can transmit jpeg or similar thumbnail images via RF module to a home base. This will run off of battery power. Examples of parts- [ログインしてURLを表示] [ログインしてURLを表示]

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    30 入札
    Electrical Circuit design 3 日 left
    認証完了

    Design a power electrical design selection of components Design power supply Simulate design and selection of components

    $15 / hr (Avg Bid)
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    41 入札

    we want to measure following things and send data to a computer using zigbee 1. temperature 2. press...and send data to a computer using zigbee 1. temperature 2. pressure 3. altitude 4. Pulse sensor 5. ECG sensor 6. accelerometer every equipment will be provided just coding , circuit and working model is your responsibility place - Gandhinagar Gujarat

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    2 入札

    digital, analog, or RF design and analysis, such as Failure Modes, Effects and Criticality Analysis (FMECA), Worst Case Analysis (WCA), Electronic Parts Stress Analysis (PSA), Single-Events Effects Analysis (SEEA), reliability assessment, modeling LTspics

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    11 入札

    ...clearly mention all the parameters selected in the report Nominate the fault points  and fault conditions in simulation model and record in report Load flow analysis and short circuit analysis of the model Reproduce the same results as of paper For graph along the screen shots of result also Take the computational values from Matlab and then print them

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    Hi , We would like to be introduced as Hi Light Industries which is a ...and currently exporting to other countries like Sri Lanka & Bangladesh . We are now looking forward to develop electrical products for the government for which we require a circuit designer . Best, Aman Bajla (Business Development) Belluga Technologies Pvt Ltd MOB : 9836055530

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    We have machines that use a circuit board that is no longer made by the original manufacturer. We have a sample board with schematic, but need help identifying components (resistors, capicitors, potentiometers, dip switches, terminal blocks, etc. The board is 3" X 5.5" and we believe only 2 sided. Scope will include creating the Gerber file(s), identifying

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    NDA
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    Sim controller switch on/off 2 日 left
    認証完了

    I need an Android app. I would like it designed and built. In particular the solution should consist in one app interfaced to a remote circuit with a sim card connected to a controller that controls a switcher .

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    31 入札
    AC DC Power switch 2 日 left
    認証完了

    Need an SSR for AC and DC input out will AC and DC output , should be short circuit protected

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    17 入札

    I want to design Zeta converter in Proteus using PIC16F877A which has PID control and generates variable PWM for feedback circuit. Codes should be compiled at ccs c compiler. Input voltage will be 5V-30V. You should change output voltage of zeta canverter using key-pad. We will see some information like duty ratio, output voltage etc. on a 16*2 display

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    5 入札
    Digital twin 1 日 left
    認証完了

    create a digital twin coupling matlab Simulink and Ansys showing the heat from a circuit and the temperature of it and a building and showing cooling strategies

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    6 入札

    My circuit is consuming 18mA at standby and 24mA when activated (LEDs twinkle) - at 3.3V based on the code that I wrote. I want you to use my code and introduce low power techniques such as sleep mode, low power mode, PWM, Gamma correction, etc, to reduce power consumption. I want to document the progress of the power consumption from the initial

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    We are a laboratory of research in France, and we are working on a robotics application. We need to customize a circuit for this application, this means the design and the implementation of the circuit, we need to choose the best ICs according to our requirements.

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    30 入札

    This is a re-launched project as the last one was unsuccessful. We need a circuit designing for a simple dual mic-amp-speaker set up so a store member can speak with customers from behind a safety screen, and customers can talk back. 10w 8ohm at 12vdc is fine. It's basically an intercom with volume controls. As well as this, we need to include an

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    The scope of the project is to design two circuit boards; Receiver Board and Transmitter Board using CC2640 including the PCB design, programming and prototype development. Receiver Board The board is supplied from a single 12V power source (not in project scope) and used to read data sent by the transmitter. The board has one CC2640 module that scans

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    We are a small company specialising in CCTV (Closed Circuit Television). We produce high quality test charts for evaluating CCTV camera basic parameters. The test chart is produced by colour calibrated process, so the A3 format printed chart has very accurate details and colours. So far, users of out test charts have been doing manual visual analysis

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    10 入札
    RF Board development 12 時間 left
    認証完了

    ...comprised of Indoor Unit (IDU), Outdoor Unit (ODU), Antenna System (Comrod/Cobham) , Mast (Comrod). Please feel free to tell me if you can handle it or your expertise was in RF Chip development which is alltogether different. Develop a HW board with the following specs Operating Frequency : Band - C band IV band - 4400 to 5000MHz Bandwidth - 160

    $11704 (Avg Bid)
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    5 入札
    PV SOLAR SIMULINK TASK 8 時間 left
    認証完了

    ...parameters from other panels enough to cite your source) Must submit or files with the code (model) and the results of simulations in Powerpoint with full documentation: circuit equivalent, parameters, variables, assumptions, constraints,...

    $92 (Avg Bid)
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    8 入札

    ...each step, you will have to provide a list of components + a schematic + code (if necessary), so that i can upload the code to the arduino board, and assemble and test the circuit. I am flexible for the time it takes, or the money it requires, to complete this project, as long as it is justified and reasonable. If you have any question, don't hesitate

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    14 入札

    We require to build object recognition software. The goal is to recognize particular printed circuit boards from the flow (from the video). We will provide 2 test videos and 4 types of boards together with the parameters how they should be recognized. The boards that is not being recognized has to be marked as unknown. All programs will be tested

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    3 入札

    ...in ModelSim with the help of the already provided script files. Design a synchronous system in VHDL which controls a two-storied elevator (ground floor and first floor). You will implement it with a two-process FSM as described above. The clock signal has a frequency of 10 MHz. The circuit should be initialized with a high-active reset signal. After a

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    11 入札

    Digital Circuit will be represented and simulated via ModelSim simulator. Consider the digital circuit represented below. Two eight-bit wide data input ports are added. The result is then used to set one of eight output lines according to predefined thresholds. Code this design in VHDL and verify its correctness by writing a testbench. Simulate the

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    11 入札

    ...software, platform etc. I have built same with raspberry pi . * If you have pcb design skills it will be bonus I need custom pcb for this project later, i will pay for that. PCB must have power / battery charge circuit ( we can refer wemos lolin32 design) you should know git. code should be proper commented / documented for later use

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    Need to create, drag and drop web based simulator to create circuits with four components, 1- Bulb 2- Ammeter 3-Wires 4- Battery A person will drag and drop objects in panel to create circuits components have some conditions.

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    We need developer who can design a web based electrical circuit application, consisting on four components will be used in parallel and series connection in 4 and 3 steps accordingly. 1- Bulb 2- Ammeter 3- Battery 4- Wires It is likely to be [ログインしてURLを表示], only with four components, one board and steps to proceed with answers. Steps will provided

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    7 入札

    We have Online Education Software for School/College Academies. Provide SMS/Attendance/Test/Exam/Account/Staff Student Portal/Bio metric,RF Attendance.

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    We have Online Education Software for School/College Academies. Providing SMS/Attendance/Test/Exam/Account/Staff Student Portal/Bio metric,RF Attendance. Demo Link: [ログインしてURLを表示] Where User Name and Password is "employee1" Want to Write Help File/FAQ/Knowledge Base/Videos for each Module. Sample Share Links are as below [ログインしてURLを表示]

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    LED Lamp Design 終了 left

    I want to build a prototype of LED lamp. 1. I want to design the LED PCB design and inverter Circuit. 2. I want to do the prototype development and testing. 3. The PCB should have a lower quantity of parts and if it needs some kind of IC that is also fine. 4. The electronic component should be populated on a single side of the PCB. 5. I do not want

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    24 入札

    I have a simple circuit drawn out using ExpressPCB free software. Its single sided but can be dual and size is 50mm x 90mm. See attached. I am only available for emails during certain blocks of my day so you may have to be patient.

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    12 入札

    The prototype is in working condition and we now require to convert it into a refined product. You are required to assist us in developing PCB designing. The project requires knowledge of LED display boards, screen share, power management. Serious electronic designers are most welcome to share their experiences. We look forward to in-depth discussion for details.

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    implement fats communication over the RF system using regular parts

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    6 入札
    ODB2 rf device 終了 left

    ODB2 device that can locate a vehicle on a lot within 3 feet, report even when battery is dead, provide mileage, battery voltage, speed and vin and must be able to limit all us vehicles to a fixed speed limit. Device must be inexpensive $10.00 per unit/10000 units. Device must report requested information to a web service we provide upon demand and on regular intervals.

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    Medical device 終了 left

    The deliverables are design and production of five (Qt = 5) test circuit boards and then an Android app for creating an FDA Class I medical device with Bluetooth communication. Other information is included in attachments. Strong documentation will be expected including EDA Gerber, Code Notations, etc. The USB Type-B plugs into a smartphone (dongle)

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