Electronics is the branch of science and technology that makes use of the motion of electrons for accomplishing some tasks like information handling or device control. If your business is about electronics engineering and electronic circuits, then you will not have much time to focus on engineering aspect of your business. You can easily outsource electronics engineering to capable and willing freelancers as a matter of routine. Post a job today to find your electronics talented freelancer!

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    164 份搜到的工作,货币单位为 USD

    Looking for freelance who can help develop IoT based devices using IoT sensor for pH control. It should display the pH and water parameters for the water and based on trigger points it should dose an amount of liquid or solid from 2 containers. Please ping me and understand before bidding

    $258 (Avg Bid)
    $258 平均报价
    3 个竞标

    Hi, I need a C-library, for communicate with the data on our microcontroller to a solar inverter via modbus. Deliverables Full access to C-Controller (Texas Instruments)

    $161 (Avg Bid)
    $161 平均报价
    7 个竞标

    PART 1 We need to control the up and down movements of the pneumatic cylinder of this heat press machine using a pneumatic soleniod valve and Arduino (or any other set up you can think of). The pneumatic soleniod valve currently on this machine is 110v and has one air input and two air outputs. The rest position of the cylinder will be up and once triggered the cylinder will go down for a set am...

    $627 (Avg Bid)
    $627 平均报价
    9 个竞标
    Instrumentation Subject. 6 天 left
    已验证

    1. Choose a sensor. Take note of the sensor static and operational characteristics. 2. Design a signal conditioning system. The signal conditioning system must consist of an operational amplifier and filter. 3. Perform circuit simulation using any circuit simulator. You can use the following suggested online circuit simulator software. a. circuitlab b. partsim/simulator Insert the oscilloscope pro...

    $18 (Avg Bid)
    $18 平均报价
    5 个竞标
    EMC consulting analysis 6 天 left
    已验证

    The plan is to analyse a product (SCH and PCB) already under certification, that is presenting an EMC non conformity at the 50Hz range. The output of the project should be a series of suggestions to solve the issue. During discussion context will be given, to understand limitations and constraints. Hardware design and hardware Certification (EMC / SAFETY) experience is critical.

    $180 (Avg Bid)
    $180 平均报价
    5 个竞标

    Es para un proyecto escolar en el que debo hacer un carro de pequeña escala que haga esto: Cuando ustedes le asigne una ubicación, el irá y luego volverá de forma autónoma

    $20 (Avg Bid)
    $20 平均报价
    1 个竞标

    Es para un proyecto escolar en el que debo hacer un carro de pequeña escala que haga esto Cuando ustedes le asigne una ubicación, el irá y luego volverá de forma autónoma

    $39 (Avg Bid)
    $39 平均报价
    5 个竞标
    PLC Programmer 6 天 left

    We manufacture bulk material handling solutions for the food and pharma industries. We recently lost our PLC Programmer and find ourselves in urgent need of a programmer for a Double Pedestal TOTE Bin Blender system using ControlLogix PLC and Panelview Plus 7 HMI. The design is based on our MicroLogix 1400 system.

    $50 / hr (Avg Bid)
    $50 / hr 平均报价
    1 个竞标

    I am looking for an Electrical Engineer who has good knowledge about electrical optimization. I need to do a project about Microgrids using MOPSO.

    $20 (Avg Bid)
    $20 平均报价
    1 个竞标

    We have a electric car charger we need a app to work with charger to start stop charger give charging data time charge history etc.

    $3474 (Avg Bid)
    $3474 平均报价
    35 个竞标

    I am a Arduino noob. I can't connect the NodeMCU to my MacBook. The Arduino IDE can't see my USB. I did some driver installations... but it won't work. Can you help me out? I can share screen, and follow your commands.

    $27 (Avg Bid)
    $27 平均报价
    4 个竞标

    Hi, We have made a board with LORA. It is the main communication and control board to which other sensors are [登录来查看链接] have some problems with the power circuit of the main board. detailswill be provided to shortlisted candidates.

    $2288 (Avg Bid)
    $2288 平均报价
    19 个竞标

    It is a report on a E-Bike Retrofit

    $319 (Avg Bid)
    $319 平均报价
    18 个竞标
    Circuit and PCB Design 6 天 left
    已验证

    Looking for a circuit and PCB designer for an IoT purpose. We need someone to design the circuit to withstand a harsh environment, such as high heat and humidity because in the end the device will be installed in a vehicle (Car). The requested design will be the initial one,

    $183 (Avg Bid)
    $183 平均报价
    27 个竞标
    Custom Arduino IDE 2.0 6 天 left
    已验证

    A customize software based on Arduino IDE 2.0 ([登录来查看链接]). The customization required as follow: 1. Extra side menu button 2. Extra page to show webpage 3. Custom color scheme Deliverable are: 1. The modified source code 2. Minimal documentation of changes made 3. The compiled executable

    $528 (Avg Bid)
    $528 平均报价
    7 个竞标

    I would like to carry out a small project. engineering of a product + design of printed circuits + verification of electrical circuits, making a prototype + welding of electrical components (about 50 electrical components, plc, resistors, capacitors, etc.) what would the cost be 2-3 weeks

    $552 (Avg Bid)
    $552 平均报价
    24 个竞标

    We nead to made a program for SAS board Simulator, based on arduino nano

    $30 / hr (Avg Bid)
    $30 / hr 平均报价
    6 个竞标

    The Module will contain micro chips to remotely control ( ON/OFF ) more like to cut off supply incase customers don’t pay or meet their monthly repayment plan . What to Achieve 1) Cut off supply remotely 2) See all devices remotely through a server and an application . Also I need to roll out in mass ( Mass production)

    $1040 (Avg Bid)
    $1040 平均报价
    10 个竞标

    i want long term employee. if you have quartus software, please bid here

    $8 / hr (Avg Bid)
    $8 / hr 平均报价
    6 个竞标

    Hi, Seeing some assistance debugging the C++ firmware for the STM32. CAN signals are being sent, but not recieved by the processor.

    $27 / hr (Avg Bid)
    $27 / hr 平均报价
    13 个竞标

    I need some one write veriloge code for pan tompkins algorithm to detect ECG QRS, Bpm , Heart rate , contact ECG sensor with FPGA zybo

    $20 (Avg Bid)
    $20 平均报价
    1 个竞标

    I need a skilled electrical engineer (with electrical machines experience) that is able to size and design a motor based on performance specifications. It has to be 94%+ efficient in the 100+kW region whilst wheighing less than 40kg. Torque, power, voltage, current, efficiency and mechanical stress simulation and charts are expected for validation; no permanent magnets use is allowed.

    $157 (Avg Bid)
    $157 平均报价
    7 个竞标

    Looking for AutoCAD support to generate electrical schematic drawings from sketches as well as make corrections to existing drawings.

    $18 / hr (Avg Bid)
    $18 / hr 平均报价
    56 个竞标

    I need to build a solar module which enables user control use of power remotely

    $514 (Avg Bid)
    $514 平均报价
    11 个竞标

    Hi guys, we have the HW for our transceiver programmer, but we need the sofware. I'm relating below some samples: • FS Box (transceiver tool kit): [登录来查看链接] (see attached [登录来查看链接]) • Integra optics Smart Coder: [登录来查看链接] • Solid optics MULTI-FIBER-TOOL-3: [登录来查看链接] • Pro Optix Pro Coder: [登录来查看链接] • FelexOptics FLEXBOX SERIES - CONFIGURE UNIVERSAL TRANSCEIVERS: [登录来...

    $2500 (Avg Bid)
    保密协议
    $2500 平均报价
    3 个竞标

    my circuit is mppt charge controller. to be designed in proteus professional

    $19 (Avg Bid)
    $19 平均报价
    4 个竞标

    Find me a PIR motion sensor that gives a 24V DC digital output signal. The operating power of the sensor should be between 5V - 24V. The covering cap diameter of the sensor should not exceed 2.5 cm approximately. Except for the following model, as we have tried it before, and it didn't work: https://www.amazon.ae/12V-24V-Infrared-Motion-Sensor-Automatic/dp/B08FHRRTYK/ref=sr_1_2?dchild=1...

    $20 (Avg Bid)
    加保
    $20
    14 项参赛作品

    electrical engineering project

    $83 (Avg Bid)
    $83 平均报价
    21 个竞标

    We are small startup with team members in 4 continents. Most seniors that are doing one last startup. We are developing some small super cost effective electronic instruments nd tools for DIY and professionals. So products need isolation and we have segregated the design so we can have common input isolation stage and then product specific post regulation. We need some one with lots of SMPS mag...

    $456 (Avg Bid)
    $456 平均报价
    8 个竞标

    Busco desarrolladores e integradores que cuenten experiencia con el uso de antenas RFID y etiquetas UHF para un proyecto de almacenamiento de información mediante RFID.

    $505 (Avg Bid)
    $505 平均报价
    10 个竞标

    You must live in certain countries in the Western Balkans, Eastern Europe, or Latin America. You do *not* need an ESP32. You do *not* need an Arduino. You must live in one of the following countries... Albania, Bosnia and Herzegovina, Brasil, Bulgaria, Chile, Colombia, Kosovo, Mexico, Moldova, Montenegro, North Macedonia, Romania, Serbia, or Uruguay. ✻ OVERVIEW ✻ I estimate that you will norma...

    $11 / hr (Avg Bid)
    $11 / hr 平均报价
    7 个竞标

    Perform OTA update for ESP32 on GPRS using Quectel M66. Code to be done in Arduino. Firmware - .bin file to be downloaded from FTP/HTTP server over GPRS using Quectel M66.

    $158 (Avg Bid)
    $158 平均报价
    4 个竞标
    RF Filter Design 6 天 left
    已验证

    I need an RF Filter design for 9GHz to 10GHz. The design must comply with the following parameters : 1. Sma connector at input and output. 2. Insertion loss : 3db max 3. Stop band rejection : 40-30db 4. Design should be implemented on Rogers 4350b. Thickness 0.508mm The deliverables will be as following : 1. Simulated S parameters 2. Gerber files for fabrication. 3. Design files Please don't...

    $173 (Avg Bid)
    $173 平均报价
    11 个竞标

    I need to hire someone to set up a co2 laser 60w. Align mirrors, set up autofocus as well as the laser red light guide that is not currently connected. Must be willing to travel to my location. Laser works great it was recently moved and just needs to be set up. Located in Coldwater MS outside of the Memphis TN area

    $50 - $50 / hr
    本地
    $50 - $50 / hr
    0 个竞标

    Hi everyone, I need to develop a system to keep track of the tools inside a 4 drawer (21.5" x 17") rolling tool cabinet. The scope of the project is to list the materials needed to accomplish it and the cost of the software/programming involved. It has to be the lowest cost possible and have at least the following: Raspberry 8mp camera or similar to compare digital images, Raspberry PI,...

    $515 (Avg Bid)
    $515 平均报价
    10 个竞标

    Required source code for temperature controller which has a selectable sensor such as RTD, J type, k type and with a selection of ON/OFF action or PID mode of operation. 3.5 inch touch control screen is used to display PV and SV value. Some other parameters like input voltage and load current is also displayed on touch screen with a edit-able option to display company name on touch screen. Also gi...

    $365 (Avg Bid)
    $365 平均报价
    6 个竞标

    I am looking for someone to design a custom raspberry pi carrier board. The carrier board will have the following: 1. For use with the Raspberry Pi Compute Module 3+ 2. Solid state relay for control 3. 5v Barrel Jack connected for power 4. Wi-Fi Module 5. Ethernet RJ45 Connection 6. HDMI Connection 7. 1xUSB 3.0 Connection 8. Standard 40 pin GPIO Header The form factor of the board is important...

    $119 (Avg Bid)
    $119 平均报价
    8 个竞标
    PIC18F4550 DESIGN PROJECT 5 天 left
    已验证

    This is a project on PIC18F4550 using MIKRO C and physical components as well as Proteus (not 100% essential) From reading the text, designing the code and building it in physical. It´s an exam so it´s time measured and starts in 22 hours. (Thursday 24 at 07:00 am Mexico time) It lasts 3 hours I attach SAMPLE proyects and solutions, the project is really similar.

    $60 (Avg Bid)
    $60 平均报价
    2 个竞标

    Electrical engineering design and review for a camp project for the oil and gas industry.

    $17500 (Avg Bid)
    $17500 平均报价
    6 个竞标
    Pump and Motor Sync 5 天 left
    已验证

    Hello, I need someone who can make a code for running a step motor and pump controller together. I am using Arduino Uno, Zaber X-RST-DE and IVEK Digispence 3009. The Zaber motor has a M8 4 Pin female connector and runs with binary or ASCII; The pump controller has a bunch of connections, choose whichever is easiest. Attached is literature on all of them plus a diagram of what I need roughly. I wa...

    $242 (Avg Bid)
    $242 平均报价
    12 个竞标
    PCB shield for stm32 board 5 天 left
    已验证

    need to make a pcb shield for stm32 hz45zi-q board connection following modules 1) max 3865 temperature module ( 2 sets ) 2) Rdl 4-20 ma loop transmitter module ( with power connections ) 3) Eeprom 4) Rtc battery 5) memory card

    $153 (Avg Bid)
    $153 平均报价
    10 个竞标

    Searching for a specialist who has a little bit of free time and can design a scheme of properly working Address engine control unit with integrated LIFEPO4 battery (with protocol management and testing) on Altium (included library and Gerber files). As the confirmation, that the module works properly you will be asked a video demonstration, also the results of testing. If some materials are neede...

    $554 (Avg Bid)
    $554 平均报价
    17 个竞标
    Barcode scan reader - basquet 5 天 left
    已验证

    I'm looking for an expert in Barcode Scan and electronics, I need a box with barcode readers inside this box to be able to read objects automatically. When I put one object into this box, this object should be identified using a barcode. This box should be able to identify this barcode in any position.

    $522 (Avg Bid)
    $522 平均报价
    12 个竞标

    Searching for a specialist who has a little bit of free time and can design a scheme of properly working AC/DC adaptor (output 12VDC=2A) on Altium (included library and Gerber files). As the confirmation, that the adaptor works properly you will be asked a video demonstration, also the results of measurements. If some materials are needed for testing the scheme - we'll cover the cost. Find at...

    $576 (Avg Bid)
    $576 平均报价
    20 个竞标

    Dear Experts, I am Robin, born 1983 in Bern, Switzerland. I live in Berlin. I am looking for a hardware engineer who can help me built a beta prototype for testing. The hardware is for sport use cases/application to monitor health etc. The hardware has a set of features provided by a microcontroller and a sensor board. It is battery driven. I am looking forward to get in touch and discuss further....

    $1189 (Avg Bid)
    $1189 平均报价
    20 个竞标

    URGENTLY NEEDED Greetings!!! Right now we are on the project of rfid based library management system using microcontroller 8051 using software keil uvision 3, their is urgent need of who creates code and also embeds for our system.

    $176 (Avg Bid)
    $176 平均报价
    3 个竞标

    We are creating a mobile dust monitoring device to measure levels of air contamination, relative humidity and temperature. In the initial stage, we require an Electronics Engineer who can design and build a PCB using standard off-the-shelf components in order to construct a proof of principle prototype to validate the concept. Once the POP has been validated there will be two further stages of cus...

    $401 (Avg Bid)
    $401 平均报价
    22 个竞标

    Analysis and fault detection system for 3 phase Induction Motor / Motor Using some sensors and a controller which I can monitor remotely.

    $410 (Avg Bid)
    $410 平均报价
    13 个竞标

    A speed limiting device that includes so many engineering section like control engineering and as well as mechanical and automotive engineering. So firstly We have to build a local map that contains the speed limits of roads, Next we have to take a gps and connect the gps to server of speed limit the we created after that we have to locate the position of car via the gps and have to sense the sp...

    $311 (Avg Bid)
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    5 个竞标