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! Contratar Electronics Engineers

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    102 trabalhos encontrados, preços em USD

    Preciso de um sistema supervisorio integrando Arduino e Elipse SCADA, onde o supervisorio controla 3 motores de passo e lêem seus valores de pulso.

    $175 (Avg Bid)
    $175 Média
    5 ofertas

    I am looking for a datalogger solution from an arduino board and I have put my wish list below. We commission new mains and need to log both flow rates into the pipe work initially and then much lower levels of water whilst pumping water to raise pressure. Pressure must also be monitored. We need an adjustable data recording time of between 5 and 30 seconds to log pressure and flow. Ideally we...

    $1526 (Avg Bid)
    $1526 Média
    15 ofertas
    Arduino based datalogger help 6 days left
    VERIFICADO

    I am looking for a datalogger solution from an arduino board and I have put my wish list below. We commission new mains and need to log both flow rates into the pipe work initially and then much lower levels of water whilst pumping water to raise pressure. Pressure must also be monitored. We need an adjustable data recording time of between 5 and 30 seconds to log pressure and flow. Ideally we...

    $1633 (Avg Bid)
    $1633 Média
    12 ofertas

    Hi , I want experienced freelancer to complete the following work 1. I want a code for finding the power factor ( including lead or lag power factor ) [login to view URL] freelancer would first share the simulation of the electronic project in mind, then after it is approved by my company's Manager he would be awarded the work. [login to view URL] code can be on any language but it should be ...

    $123 (Avg Bid)
    $123 Média
    15 ofertas

    I have a DE1-SoC FPGA board. I need an image build with a Linux installation (doesn't really matter) and the linux-socfpga kernel; however, the device tree blob on the installation must recognize the onboard FPGA peripherals, especially the onboard ADC. The goal is to have a working Linux image file, which when burned to an SD card would load Linux on my DE1-SoC, and within Linux, I would th...

    $148 (Avg Bid)
    $148 Média
    4 ofertas
    PCB design 6 days left
    VERIFICADO

    Need efficiently designed PCB, 6cm x 4cm for mini Wireless Ultrasonic Sensor Device with Visual & Audio Alerts. Confidentiality required. I can provide images of similar PCBs with some of the desired functions. Major components Two Ultrasonic Sensor / Transducer, Nordic Family chipset or equivalent, WiFi / Bluetooth, Light & LED Indicators Super loud audio tone Deliverables: 1....

    $571 (Avg Bid)
    $571 Média
    28 ofertas
    Read data sensor 6 days left
    VERIFICADO

    Read data of sensor on FPGA Xillinx. More details via messenger Freelancer.com with full requirements.

    $125 (Avg Bid)
    $125 Média
    9 ofertas

    Looking for someone who can create a shield for the nanoPi NEO Air that will have 3 buttons on it and a single digit number display. I am planning on taking this camera: [login to view URL] and connecting it to this: [login to view URL] I want to store pictures onto the NanoPi NEO Air Pictures will be sent over bluetooth to my phone app. I want to also connect 1 meter of these leds: [login t...

    $38 / hr (Avg Bid)
    $38 / hr Média
    12 ofertas

    Hi, I am looking for a Engine & Motor Synchronizing Controller. Please find attached Diagram for better idea.... THE MAIN CONCEPT OF APPLICATION: 1- Engine's RPM will be detected by a Non-Contact RPM detector. This RPM information will be given to the Controller. 2- Controller will run the Motor on same RPM as received/detected from of Engine. Reference Line: [login to view URL] 3- Th...

    $196 (Avg Bid)
    $196 Média
    8 ofertas

    Hi everyone, My name is Boktiar Ahmed and I am trying to develop a new sports training kit which uses wireless communication. The kit is essentially a smart version of sports markers commonly used for football training and other games. A patent application is in process and I have already got a team to design the necessary hardware. Currently I am working with a Chinese manufacturer to design the...

    $1288 (Avg Bid)
    $1288 Média
    10 ofertas

    I need an electronic-expert, who can create a circuit and build a prototype of the following device: It should contain a small display. On the display, I wanna show a number from 1-999. I wanna set the number on the device (with simple switch or similiar). The device must be connected with a computer with USB. On the computer, I have a software where I can define, at which number of device the LE...

    $1687 (Avg Bid)
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    33 ofertas

    I want to create custom hardware for Android devices using which I am able to detect page turn of physical book on my mobile. book and device both are under our control and can be customized as per the need. for reference look here [login to view URL]

    $107 (Avg Bid)
    $107 Média
    1 ofertas

    The project consists of using an Arduino Uno to record and play audio in loop, using 1 button, a microphone and a speaker. Once the sound is recorded, the Arduino needs to automatically start playing this sound in loop. A momentary push-button is used to start recording the sound. As long as the push-button is pushed, audio is being recorded. Once the button is released, the audio needs to start...

    $160 (Avg Bid)
    $160 Média
    15 ofertas
    Produce secure microcontroller 6 days left
    VERIFICADO

    Synthesise secure microcontroller. Only people with access to secure microcontroller IP are allowed.

    $5467971 (Avg Bid)
    $5467971 Média
    8 ofertas

    I have a 2.4inch OLED transparent display TP241MC01G with DA8620 control IC(using 8 bit-parallel) and raspberry pi 3b+ and also the DC power supply. I want it connect as a display for raspberry pi 3b+. I have the information i.e datasheet and initial code. also, i have the collector PCBA. What i need is driving software for it. I would give you more information if i award you.

    $226 (Avg Bid)
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    7 ofertas

    We are looking for a Technical Engineering Projects (Electrical/Electronics/Mechanical/Civil/Software) in a pre-defined format in a word document. Please find the below attached format document to prepare the project. Pre-requisistes: 1. Freelancer should have skills in any of the Engineering Field of Study. (Electrical/ Electronics/ Mechanical/ Civil/ Software) 2. Project Topic will be selected...

    $11 (Avg Bid)
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    25 ofertas
    Modbus RTU 5 days left

    We seek to convert some sensor outputs to Modbus-RTU (RS485 2 wire)

    $561 (Avg Bid)
    $561 Média
    29 ofertas

    EL PROFESIONAL TEC. ELECTRICISTA /O ELECTRÓNICA DEBE TENER CONOCIMIENTO DE INSTALAR Y PROGRAMAR EL RELAY O PLC , TAMBIÉN TIENE QUE TENER CONOCIMIENTO EN ELECTRÓNICA PARA LA REALIZACION DE BOBINAS , PARA EJECUCIÓN DE PRUEBAS EN UN PEQUEÑO APARATO

    $201 (Avg Bid)
    $201 Média
    3 ofertas
    Function Generator Waves 5 days left
    VERIFICADO

    Generate a few types of waveform with sampling rate of at least 50kHz Waveforms need to display from a range of frequency from 1Hz to 10kHz and a controllable voltage offset Strictly using AVR C, ATMEGA32 and Digital Analogue Converter

    $18 (Avg Bid)
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    8 ofertas
    Cmda a GSM 5 days left

    mo nombre es antonio lo que necesito es pasar una linea telefonica cmda a un chip gsm.

    $30 - $250
    $30 - $250
    0 ofertas

    We are minority business organization with a team of professional staffs in the USA. We are currently looking to recruit more staffs with the following positions: Electronics Design PCB Design Layout Engineer Job requirements: • Graduated from Electronic Industry. • Understand the process from design to product board. • Experience the design of serial high speed circuit board. &bu...

    $13 / hr (Avg Bid)
    $13 / hr Média
    37 ofertas

    We are minority business organization with a team of professional staffs in the USA. We are currently looking to recruit more staffs with the following positions: Software and Test Engineer in C, C ++, Python WORK DESCRIPTION / What You Will Do: • Analyze requirements, design and develop applications and test suites. • Research new technology, new method and be a pioneer in embedded so...

    $13 / hr (Avg Bid)
    $13 / hr Média
    18 ofertas

    I need someone to modify my existing .c source code . I am working for a finger print door lock system. Schematic and hardware is ready ,source code is almost done except R305 interface. (1) Hardware information : MCU-AT89S52, Hardware & Schematic done. LCD-JHD162a , Already Interfaced. FINGERPRINT-R305 (SynoCHIP), Need to Interface. (2) Enroll up to 20 fingerprint. ( to be stored ...

    $68 (Avg Bid)
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    12 ofertas

    this is my final year project....this was an extension for ieee project tittled " reconfigurable band rejection antenna for ultra wide band applications" and have to be done in hfss software

    $20 (Avg Bid)
    $20 Média
    3 ofertas

    Scope of Work:- Use Beaglebone Black module to support 1. Digital Input isolate =16 inputs. [login to view URL] Input 4-20mA=8 inputs [login to view URL] Output(Relay contact 10A/250V)= 4 outputs [login to view URL] RS-232/485 = 1 port [login to view URL] RS-485 = 8 Ports(A/B/G) [login to view URL] Output = 4 Ports [login to view URL] module 3G/4LTE connect Internet(Option select 2 SIM)(2100 MHz) ...

    $6557 (Avg Bid)
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    14 ofertas

    Scope of Work:- 1. Digital Input isolate =16 inputs. [login to view URL] Input 4-20mA=8 inputs [login to view URL] Output(Relay contact 10A/250V)= 4 outputs [login to view URL] RS-232/485 = 1 port [login to view URL] RS-485 = 8 Ports(A/B/G) [login to view URL] Output = 4 Ports [login to view URL] module 3G/4LTE connect Internet(Option select 2 SIM)(2100 MHz) [login to view URL] Sensor Ports = 1 p...

    $6682 (Avg Bid)
    $6682 Média
    9 ofertas

    I am looking to have image files of 1 PCBs converted to PCB layout files (and then Gerber files) to permit manufacture. PCBs are big in size - A4 size. Two layers with some through hole. Complete set of Gerber files required including PCB folder, Fab folder, Assy folder and all its contain the workable file. A set of artwork, drilling drawing and assembly drawing in PDF is required.

    $130 (Avg Bid)
    $130 Média
    19 ofertas

    I need to create an RFID chip, which will be installed in Wallets,Leather Bags and other things to protect the Credit Card/Debit Card and other details from being stolen.

    $874 (Avg Bid)
    $874 Média
    6 ofertas

    Hello. I have written a arduino code but it needs tweaking. Not a lot of work to be done but it would help getting someone experienced. I also have designed a minamilistic PCB that needs tweaking, I made a one sided board in fritzing as I do not know how to use eagle or other design softwares. I can give you a basic idea of what needs to be done. (Removed by Freelancer.com Admin) Regards Vi...

    $88 (Avg Bid)
    $88 Média
    29 ofertas

    Design grounding System for lightning protection system: - Solid grounding - Resistance grounding - Reactance grounding - Ground fault neutralizer - Distribution Transformer

    $41 (Avg Bid)
    $41 Média
    10 ofertas
    Lithium charger 4 days left

    I need a small circuit board designed to charge a pair of 18650 cells and proform switching. Please contact for more details.

    $324 (Avg Bid)
    $324 Média
    23 ofertas

    We are an IoT Company providing automation to retail and BFSI clients in India We have selected a nordic chipset for our battery powered sensor platform. There are several off-the-shelf modules that exist which are pre-certified as well. We want to design a simple base board which can use one such module and allow us to interface with different sensors as daughter boards. The initial design is...

    $556 (Avg Bid)
    $556 Média
    10 ofertas

    We are an IoT company providing automation to retail chains and BFSI in India. We are currently using Raspberry Pi 3 with some in-house designed attachments. We want to now do a custom carrier board using Raspberry Pi Compute Module. We are fairly clear about our requirements, largely requiring - Ethernet, WiFi, Bluetooth, Low Power Wireless and some Digital/sensor interfaces.

    $1793 (Avg Bid)
    $1793 Média
    9 ofertas

    This calculator should be built in Logisim. The calculator is a relatively simple 8-bit calculator with a hexadecimal output. It has a single 8-bit input (you can think of these as switches a user would set) and 5 buttons (+, -, *, /, and =). The calculator takes 2 numbers sequentially. The user indicates that the first number has been entered in the 8-bit input by selecting an operator (changing ...

    $103 (Avg Bid)
    $103 Média
    8 ofertas

    Need good electronic engineer with good knowledge/skills with Raspberry Pi to check, modify and route eagle project. Some items like power supply need to be modify to fit the RPi requirements. The project has to be done only whith Eagle CAD software ([login to view URL]).

    $123 (Avg Bid)
    $123 Média
    16 ofertas

    we are looking for an expert to program an RF-BM-ND04 is a Bluetooth Low Energy data module built on the basis of Nordic nRF52832. *Removed by Admin*

    $753 (Avg Bid)
    $753 Média
    20 ofertas

    Need a pcba design; 2x canbus (tja10xx??) GPS module (offer price/performance product) GSM module (offer price/performance product) MCU (s32k or stm32 series) input power supply is 12V (6-36V is good) Offer good prices and show your references

    $906 (Avg Bid)
    $906 Média
    27 ofertas

    I have a circuit that isn't working as it should. This circuit should convert a sin wave to a square wave, then the frequency of the signal should be divided by 10 using the HC4059. The signal looks very nice all the way until the HC4059. After that IC, the signal looks terrible from varying frequency. I need to know why this is happening and how to fix it.

    $75 (Avg Bid)
    $75 Média
    16 ofertas
    Arduino Project 4 days left

    Hi i’ve been learning about arduino from past month. i’ve made few basic and intermediate projects. My requirement is to make a Device which consists of SIM module Recorder Small size arduino So the idea is to make a device which records a voice and puts it on a server using data pack of sim. Initially a prototype is also okay using shields and all but for the final stage i want a devi...

    $108 (Avg Bid)
    $108 Média
    12 ofertas

    [login to view URL] I need hundreds of sound relay delay circuits made that are similar to the one in above link. however it needs a few modifications. I know you do not manufacture the boards, but if I can get the gerber, bom, pick and place, etc files from you I have a good manufacturer that an do the rest. First let me describe the purpose of this circuit. I will be using an ipad to take pho...

    $164 (Avg Bid)
    $164 Média
    25 ofertas

    check the PR controller and correct with single phase inverter

    $33 (Avg Bid)
    $33 Média
    13 ofertas

    We have VFD (gefran brand) and they work with Siemens PLC - S7 300. It seems the Gefran drives have gone obsolete. Now the new replacenment VFD from Gefran, needs modification in PLC software. The GSD file for older drives is different to that of GSD file for new drives.

    $370 (Avg Bid)
    $370 Média
    15 ofertas

    We have VFD (gefran brand) and they work with Siemens PLC - S7 300. It seems the Gefran drives have gone obsolete. Now the new replacenment VFD from Gefran, needs modification in PLC software. The GSD file for older drives is different to that of GSD file for new drives.

    $363 (Avg Bid)
    $363 Média
    5 ofertas

    Budget:20$ ,need to have 5 years of expereince wih nodemcu and developing commercial products. 1)Need to connect to Android mobile hotspot to utilise 4G internet usage into nodemcu. 2)Need to call 2 webservices(24x7) and call a 4 relay according to API response,post value to server back again after executing,should run 24x7,should never stop till its reset. 3)Need to have nodemcu esp8266,4 relay m...

    $28 (Avg Bid)
    $28 Média
    4 ofertas

    Budget:20$ ,need to have 5 years of expereince wih nodemcu and developing commercial products. 1)Need to connect to Android mobile hotspot to utilise 4G internet usage into nodemcu. 2)Need to call 2 webservices(24x7) and call a 4 relay according to API response,post value to server back again after executing,should run 24x7,should never stop till its reset. 3)Need to have nodemcu esp8266,4 relay m...

    $23 (Avg Bid)
    $23 Média
    4 ofertas

    Hello, we need to design a small pcb with a lipo bat charged using wireless power transfer. We need also to place a couple of buttons and a low consumption MCU. We need a couple of prototypes working. Simulations with SPICE will be a plus. If you think you can design this PCB really fast start your bidding with the word WPTICAN. All biddings which do not start with this word will be automatically ...

    $2308 (Avg Bid)
    $2308 Média
    32 ofertas

    I need talented fresh graduate in field of electronic in Kuala Lumpur. Required Skills : PCB Designing Cuircut Designing MCU Programming ARM

    $503 (Avg Bid)
    $503 Média
    26 ofertas
    project for an expert 3 days left
    VERIFICADO

    doing (matlab code + report about the results and implementation). Budget is $100. please read my words and my budget carefully before making any bids. Thanks.

    $120 (Avg Bid)
    $120 Média
    24 ofertas
    Remote Control Toy car ciruit 3 days left
    VERIFICADO

    I want someone to build a 4 CH Remote Control toy car circuit. The circuit will limit damage on rc car wheels and most be transportable.

    $544 (Avg Bid)
    $544 Média
    17 ofertas

    VFD model - Frecon FR 100. Arduino - Uno and Mega Draw wiring diagram/ pinout. Write few lines code for Arduino to send command to VFD inverter. Functions: Clockwise Counter Clockwise Brake PWM speed control

    $41 (Avg Bid)
    $41 Média
    19 ofertas