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    13,125 circuit design and работ(-а,-ы) найдено, цены указаны в USD

    Требуется написать программу управления лампами накаливания. Необходимо управление 3-5 лампами накаливания. При нажатии кнопки должна включаться соответствующая лампа. Через случайные промежутки времени от 0 до 1 минуты, лампа должна мигать случайное количество раз, со случайной интенсивностью и скоростью, после чего яркость лампы должна установиться на случайном уровне. При повторном нажатии той...

    $25 (Avg Bid)
    $25 Ср. ставка
    1 ставки
    Arduino program and circuit diagram 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Require a turn key solution. Apologies 2nd post as original fell through. I have an arduinno Uno, two stepper motors, model 57a2, supplier szruitech. I have two TB6560 3A drivers and 4 Hall effect limit switches. The general arrangement is that each motor drives a leadscrew and moves a trolly along the screw. At the start of the program, I wish both stepper motors to drive clockwise until they r...

    $206 (Avg Bid)
    $206 Ср. ставка
    12 ставки

    I prefer that you are 16-21 years old. But, you may apply if you are 22 years or older. You don't need an Arduino. Also, you don't need an ESP32. You will help me build a consumer IoT product. ✻ PAYING YOU TO LEARN ✻ No. You aren't dreaming. I will pay you to learn C/C++ on Arduino or MicroPython on ESP 32 because you must be very intelligent and solve problems scientifically...

    $17 / hr (Avg Bid)
    $17 / hr Ср. ставка
    6 ставки
    Circuit Board Design -- 2 6 дней(-я) left

    I need to design and manufacture a circuit board that can control 3 motors independently. I would also like to be able to send a signal to the board via Bluetooth. This board will be used in a pitching machine.

    $39 / hr (Avg Bid)
    $39 / hr Ср. ставка
    13 ставки
    3D Models of electric componenets 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Hi, I need freelancer who can make 3d models: 1st - [войдите, чтобы посмотреть URL] 2nd - [войдите, чтобы посмотреть URL] 3rd - [войдите, чтобы посмотреть URL] 4th - [войдите, чтобы посмотреть URL] 5th - [войдите, чтобы посмотреть URL] I need freelancer who can make high quallity of this 3D model

    $194 (Avg Bid)
    $194 Ср. ставка
    47 ставки
    Microelectronics tutor 6 дней(-я) left

    sedra/smith Microelectronic Circuit textbook expert. able to explain every page of the book.

    $17 / hr (Avg Bid)
    $17 / hr Ср. ставка
    4 ставки

    I prefer that you are 16-21 years old. But, you may apply if you are 22 years or older. You do not need an Arduino. Also, you do not need an ESP32. You will help me build a consumer IoT product. ✻ PAYING YOU TO LEARN ✻ No. You aren't dreaming. I will pay you to learn C/C++ on Arduino or MicroPython on ESP 32 because you must be very intelligent and solve problems scientifically but not...

    $11 / hr (Avg Bid)
    $11 / hr Ср. ставка
    34 ставки

    - Develop a single-phase inverter for 220vac three-phase that is simple and efficient with frequency control to vary the motor speed. - Present only the circuit diagram.

    $192 (Avg Bid)
    $192 Ср. ставка
    16 ставки
    $313 Ср. ставка
    24 ставки
    $98 Ср. ставка
    18 ставки
    Make a small circuit board 4 дней(-я) left

    Hi, I have a heating steering wheel on my car, and a push button with a LED light on it. I would like you to design and build a small circuit board to control this : - when we push the button, the light and the heater should turn on - when we push the button again, the light and the heater should turn off Please note the heating steering wheel consumes about 5A. And I tried the LED, it works fi...

    $20 (Avg Bid)
    $20 Ср. ставка
    13 ставки

    Design a circuit with the following requirements: - ATmega 8/328 MCU (or similar, e.g. TI MSP-430) - Battery powered by 4xAA non-rechargeable batteries - MCU must be aware of battery voltage (to show remaining battery level) - RTC - designed in KiCAD, including BOM - 4 push buttons (labelled "mode", "+", -", "ok") - 1 input for limit switch - 1 relay output able...

    $39 (Avg Bid)
    $39 Ср. ставка
    10 ставки
    Build me an Analog Front End for my electrochemical Sensors 4 дней(-я) left
    ПОДТВЕРЖДЕН

    We have fabricated a bunch electrochemical sensor that is capable of detecting certain analyte molecules from human urine. The sensors fabricated is generating very low current ie ranging from 100nA to 1 microampere. We want to build a readout circuit that can effectively measure the current and send the signal to IoT based microcontroller (Arduino, particle photon, esp). The detailed project desc...

    $305 (Avg Bid)
    $305 Ср. ставка
    12 ставки

    We are looking for an expert hardware engineer or circuit designer with experience in Raspberry Pi CM3+ Lite to check an existing schematic and PCB design using Eagle Autodesk. The main goal is that the design should would work correctly with all the mounted hardware in the board such as WiFi modules, CAN, RS232 and LAN9514

    $152 (Avg Bid)
    $152 Ср. ставка
    8 ставки

    A) Design a comparator circuit to be a set point alarm which turns on a warning LED when the process voltage exceeds 4 V and turns on a danger LED when the process voltage exceeds 5 V. B) Verify your design using Orcad Capture Pspice by running time domain analysis. Use sine wave with a peak value of 6V for the process input, three resistors for the voltage divider network, and DC voltages of &plu...

    $20 (Avg Bid)
    $20 Ср. ставка
    4 ставки
    Build a Website 4 дней(-я) left

    my name is Mohammed Nasir and I run a small inbound tour and car rental company in Ethiopia I need the following website system development services for inbound car rental and tour booking engines • [войдите, чтобы посмотреть URL] to be maintained completely, whole complete web development, designing etc • Should be dynamic and responsive to all devices • Should have tour and trave...

    $2927 (Avg Bid)
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    54 ставки

    Detection and Diagnosis of Dc faults due to partial shading and aging of array. Under abnormal conditions, the power of photovoltaic cells will be low. These abnormal conditions include short circuit, open circuit, shielding, aging of photovoltaic modules and other conditions. analyze how different faults can cause power changes, and find ways to distinguish different situations. Detect faults usi...

    $140 (Avg Bid)
    $140 Ср. ставка
    2 ставки

    Web page creation for learning basic analog circuit design with a computer programming language

    $167 (Avg Bid)
    $167 Ср. ставка
    4 ставки

    Analysis of Transmission and Distribution Networks Clarify the following concepts please, (a) Transmission and distribution systems and their analysis; (b) Power factor analysis and its balancing. You should not only present results but analyze them in accordance with the theoretical fundamentals and calculations. Required Software and Hardware: Suggested to use MATLAB Simulink software packa...

    $213 (Avg Bid)
    $213 Ср. ставка
    3 ставки
    Prototype PCB 3 дней(-я) left

    I’m looking to create a prototype circuit with the following inputs: Rotary encoder 24 detent ([войдите, чтобы посмотреть URL]) Reed switch Momentary button x2 With the following output: Bluetooth BLE Power: looking for advice here, ideally both battery and USB but not if that will cost too much. I will be pairing with an iPhone/iPad/android/apple tv in a custom application that I&rsqu...

    $943 (Avg Bid)
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    18 ставки

    I would like to do "discovery" in my case filed at Hawaii Court ( First Circuit Court ). I am looking for somebody who can teach me how to do subpoena to some places and people, and discovery to the defendants.

    $135 (Avg Bid)
    $135 Ср. ставка
    4 ставки

    we have an alesis DM6 drum set which is not a current model. We inadvertently changed the plug (we moved from uk) without realizing it was a transformer and put 240v across the module which made it smoke. it does not work. I cannot buy a new one and suspect something on the circuit board is burnt out and will need replacing. We are in Christchurch NZ my phone nr is 021864398

    $20 - $165
    $20 - $165
    0 ставки
    Création d’application 3 дней(-я) left

    Bonjour j’ai besoin d’un développeur pour crée une application dont les fonctionnalités sont les suivantes:l’application doit servir à trois niveaux: vendeur, acheteur et livreur. L’acheteur fera une demande de produit dans l’application, cela émet un signal à tous les vendeurs partenaires, le premier vendeur validant la dispo...

    $2 - $8 / hr
    $2 - $8 / hr
    0 ставки

    Detection and Diagnosis of Dc faults due to partial shading and aging of array. Under abnormal conditions, the power of photovoltaic cells will be low. These abnormal conditions include short circuit, open circuit, shielding, aging of photovoltaic modules and other conditions. analyze how different faults can cause power changes, and find ways to distinguish different situations. Detect faults usi...

    $110 (Avg Bid)
    $110 Ср. ставка
    6 ставки
    Project for Brian Martin L. 6 дней(-я) left

    hi sir i am looking for someone to design my soundbar amplifier circuit with a microcontroller for taking inputs [войдите, чтобы посмотреть URL] arc, optical, bluetooth,usb and aux

    $1361 (Avg Bid)
    $1361 Ср. ставка
    1 ставки

    Under abnormal conditions, the power of photovoltaic cells will be low. These abnormal conditions include short circuit, open circuit, shielding, ageing of photovoltaic modules and other conditions. analyse how different faults can cause power changes, and find ways to distinguish different situations. Detect faults using different algorithm due to partial shading. My working on Mostly DC side of...

    $180 (Avg Bid)
    $180 Ср. ставка
    1 ставки
    Project for Oleg I. 6 дней(-я) left

    hi sir i am looking for someone to design my soundbar circuit which has amplifier with a microcontroller for taking inputs hdmi arc, optical, aux ,usb and Bluetooth

    $1361 (Avg Bid)
    $1361 Ср. ставка
    1 ставки
    Project for N Chandra S. 6 дней(-я) left

    sir good evening i want to design a soundbar digital amplifier circuit using a digital amplifier ic and want to give in digital inputs like hdmi arc , bluetooth , optical usb and aux. my amplifier takes digital input from the microcontroller. can you please help with this? looking forward for a positive response . thanks a lot

    $1361 (Avg Bid)
    $1361 Ср. ставка
    1 ставки

    I have a control box for led lights that has brake light feature but is analog. I have another box that's wifi. I need to add the brake light feature so when the brake is applied the lights turn red regardless of the color and setting selected. It might be more sensible to create a new board with arduino sndbwifi

    $150 (Avg Bid)
    $150 Ср. ставка
    22 ставки

    I need a basic enclosure for a printed circuit board. The design will be mostly rectangular and I have a 3d model of the board (See picture), which can be used as the starting point. Requirements: - Hole for a power connector - Curved wall to fit the dimensions of the PCB - Stand-offs for the PCB to be attached to using M2 screws - Needs to be printable on a 3D printer

    $78 (Avg Bid)
    $78 Ср. ставка
    59 ставки

    I'm providing consulting with a client and he needs images and videos to be rendered from an existing model. It's a plastic box with a circuit board inside it, a small lcd screen a lid and a couple plastic parts inside. I will provide images of the object so the job can be better evaluated. I need an estimate for rendering the 10 images of the object and about 10 videos as well, with ap...

    $217 (Avg Bid)
    $217 Ср. ставка
    35 ставки

    I prefer that you are 16-21 years old. However, I am willing to consider candidates who are older . You don't need an Arduino. You don't need an ESP32. You will help me build a consumer IoT product. I will pay you to *learn* C/C++ on Arduino or MicroPython on ESP32. No. You are not dreaming. You don't need to have any experience but you must be very intelligent and solve problems...

    $20 / hr (Avg Bid)
    $20 / hr Ср. ставка
    5 ставки

    Hi I need to copy program from aduc845 microcontroller and load that program into another board

    $217 (Avg Bid)
    $217 Ср. ставка
    4 ставки

    I need a very small board that can work as a switch to open and close a circuit between a battery and the component it powers. The component is an ESC, controlled by a potentiometer, which slowly drains the 7.4V 1500mAh battery when the potentiometer is supposedly "off". The ESC draws between 10 and 40 amps from the battery when powering its motor. I want the supposed switch board to be ...

    $135 (Avg Bid)
    $135 Ср. ставка
    20 ставки

    Hi guys, I need someone who is an expert in power electronics and has a good command of the PSpice simulation program. Efficiency comparison of Silicon IGBT and SiC MOSFET devices within the same topology is required. It is necessary to draw a topology with PSpice and make a simple feedback circuit that controls the output voltage. (All equations of topology will be given.) Then showing the effici...

    $20 (Avg Bid)
    $20 Ср. ставка
    4 ставки

    Test multiple Scenarios Ingress Gateway MTLS Circuit Breaker

    $165 (Avg Bid)
    $165 Ср. ставка
    2 ставки
    LED Board PCB Layout 1 день left

    We need the respin of the attached board to a different distance between the LEDs. The new board will have a 6mm LED to LED distance in both vertical and horizontal axes in a 32x48 matrix. The PCB is 4 layers and the circuit is defined. Detailed information and reference design will be given after assignment.

    $545 (Avg Bid)
    $545 Ср. ставка
    55 ставки
    Project for Stefan P. -- 3 4 дней(-я) left

    Precharge electronic circuit for EC air curtains

    $470 (Avg Bid)
    $470 Ср. ставка
    1 ставки

    Для просмотра деталей, пожалуйста, зарегистрируйтесь или войдите в систему.

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    Project for Shourav S. 4 дней(-я) left

    [войдите, чтобы посмотреть URL] Hi Shourav, I would like to make this aperture facade. I need the Arduino and bread board simulation in Tinkercad and the actual circuit in 72 hours please. -screen record of Tinkercad simulation -Tinkercad file -C code file -photo of the circuit ( dont need to make the aperture, just the circuit and arduino Please let me know if the project description is clear...

    $71 (Avg Bid)
    $71 Ср. ставка
    1 ставки
    Lead Gen Task 1 день left

    Hi, I am looking for someone who can assist me in looking for manufacturing companies that have a poorly designed website. I'm looking for 100 companies at least. Once you have the list of 100 companies, extract/scrape the email of the marketing executive/CEO/Director of the company. Here are the criteria: - Location will be South-east Asia - Companies need to have at least $5m annual revenu...

    $62 (Avg Bid)
    $62 Ср. ставка
    12 ставки

    You are 16-21 years old. You don't need an ESP32. You don't need an Arduino. I will pay you to *learn* C/C++ on Arduino or MicroPython on ESP32. No. You are not dreaming. You don't need to have any experience but you must be very intelligent and solve problems scientifically. I will pay you daily for one hour of your time. Hourly pay is generally beneficial to you because most...

    $10 / hr (Avg Bid)
    $10 / hr Ср. ставка
    9 ставки

    We are looking for a Hardware Designer. Objective Our goal is to define problems related to agriculture and solve these problems using technological devices. We want to create an IoT device in Agricultural field. We initially hope to accomplish this with sensors like temperature, near-infrared sensors and electrical probes which will measure the parameters like PH, Nitrogen, Phosphorus, Potassium...

    $903 (Avg Bid)
    $903 Ср. ставка
    25 ставки

    Hello, i am looking for an experienced article writer who can deliver high-quality content within the desired time frame. Before bidding, please do a little research on Printed Circuit Boards as this will give you an idea as to the type of content we require. If you are sure that you can pull, only then bid. Bidder should add the word "understand" in their proposals to ensure that the...

    $4 / hr (Avg Bid)
    $4 / hr Ср. ставка
    15 ставки

    You are 16-21 years old. You don't need an Arduino. You don't need an ESP32. I will pay you to *learn* C/C++ on Arduino or MicroPython on ESP32. You don't need to have any experience but you must be very intelligent and solve problems scientifically. I will pay you daily for one hour of your time. Hourly pay is generally beneficial to you because most freelancers underestim...

    $11 / hr (Avg Bid)
    $11 / hr Ср. ставка
    5 ставки
    Circuit Board Design 10 часов(-а) left
    ПОДТВЕРЖДЕН

    I need to design and manufacture a circuit board that can control 3 motors independently. I would also like to be able to send a signal to the board via Bluetooth. This board will be used in a pitching machine.

    $1047 (Avg Bid)
    $1047 Ср. ставка
    41 ставки

    Please do *not* bid on this project unless I invite you to bid. If you would like me to invite you to bid on this project, please follow the instructions below. I estimate that you will earn 180 US dollars/month for 20 hours/month. You neither need an Arduino nor an ESP32. You do not need to have any experience but you must be very intelligent and solve problems scientifically. I will pay y...

    $10 / hr (Avg Bid)
    $10 / hr Ср. ставка
    1 ставки
    Advanced electronics Завершено left

    Radio transmission system a. Overall transmitter system explanation b. Bandpass filter (BPF) design c. Input matching network (IMN) design using smith chart d. RF power amplifier design e. Output matching network (OMN) design using smith chart f. Antenna - matching quarter wavelength transformer g. Power calculation from output of mixer to transmit antenna chain h. FSPL to the rece...

    $20 (Avg Bid)
    $20 Ср. ставка
    5 ставки

    Knowledge of advanced circuitry, BJT's, Schmitt triggers, capacitors, AC and DC voltage etc is a MUST

    $120 (Avg Bid)
    $120 Ср. ставка
    5 ставки

    I require a gated circuit connection with the ability to set a custom interval pulse timing. The component should allow for variable settings of the pulse timing. For example, pulse timing of 0.100 seconds vs 0.017 seconds vs 0.145 seconds. An additional step if possible the component should include a measure of the energy output from the circuit.

    $2171 (Avg Bid)
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    19 ставки