If you want an end to end outsourcing solution for all your projects relating to circuit designing, outsource the work or job at the world's best marketing resource online Freelancer.com and get the work done by the expert circuit designer freelancers. These freelancers work online from all across the world and can be helpful to you and your project. Freelance them the work to be done either on part time or full time basis and be assured of an optimum result. The job sphere may include PCB designing, PCB board circuit debugging, layout, schematic designing, MCS including the software design and the hardware design.

The freelancer circuit designer will be able to work on the PCB print circuit, half finished product design, finished product and also assemble them. Their other work expertise are high speed telecom, RF board, DSP, microcontroller control, signal board, circuit design and assembling, electronic items designing like toy, motor, electronic gifts, main board, security defend, Vidicon, USB, DVD etc. If you are a freelancer having adequate skill and experience in circuit designing, Ethernet, USB, electronics, networking, digital and such related fields, submit your bid in the Freelancer.com and get posted immediately.

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    39 робіт знайдено, ціни вказані в USD
    DSSS expert 6 дні(-в) left
    ПІДТВЕРДЖЕНО

    Hello everyone I need someone who can calculate a DSSS system that guarantees a distance measurement accuracy of 50 ppm at a distance of 400 m.

    $10 (Avg Bid)
    $10 Сер. заявка
    1 заявки
    Build a SolidWorks model of a vacuum transistor— RFQ 5 дні(-в) left
    ПІДТВЕРДЖЕНО

    Space Charge LLC has designed and tested a thermionic energy convertor (TEC) at macro scale to a technology readiness level 4 (TRL 4). In order to function as a usable device, it needs to be fabricated in microscale in order to achieve appropriate [увійдіть, щоб побачити URL] would take the form of a solid-state, vacuum thermionic transistor. Attached, an abstract of the 5 stage device. The fre...

    $1103 (Avg Bid)
    $1103 Сер. заявка
    4 заявки
    Digital Counter -- 2 6 дні(-в) left
    ПІДТВЕРДЖЕНО

    Designee Digital Counter with color Graphic Display and Counter Reset Button, on Startup it will show Logo bmp for 5 sec and then information bmp for 5 sec on display , then it will show 8 digit 0 for counter , the counter will increase by pressing micro switch or proximity sensor, which can be reset by pressing a reset switch, on power off counter shoaled not reset it shoaled remain until press ...

    $98 (Avg Bid)
    $98 Сер. заявка
    4 заявки

    The circuit to order for experiments in controlling the solenoids of a forklift truck using a standard forklift joystick. The task is to convert the output signal of the joystick circuit, changing depending on the direction of movement of the handle (up and down), into a smooth change in current through a pair of solenoids, separately adjustable by the direction of the joystick handle. Upward move...

    $1125 (Avg Bid)
    $1125 Сер. заявка
    20 заявки

    I have an electrical engineering question about the transfer function. the file is attached below is a sample question if you do this correctly i will assign you the full paper which starts in almost 1.5hrs.

    $30 (Avg Bid)
    $30 Сер. заявка
    12 заявки

    I have the RF430FRL152H EVM that has built-in FRAM and NFC. I want to connect it to a bluetooth and send the data that I am reading in the controller (RF430FRL152H) via the added Bluetooth to another device that will be connected to through the added Bluetooth. For development I am using; [увійдіть, щоб побачити URL] [увійдіть, щоб побачити URL] I need the design of the circuit to con...

    $553 (Avg Bid)
    $553 Сер. заявка
    8 заявки

    I have an adafruit crickit running on circuit python, I will need help correctly connecting the circuit to 4 external pumps (DC6V 5000rpm) that I have as well as a black light and create code of transferring certain volumes of fluids in certain orders. More images and information can be provided. Deliverables CONNECT AND CODE 4 PUMPS AND A BLACK LIGHT TO ADAFRUIT

    $22 (Avg Bid)
    $22 Сер. заявка
    4 заявки
    PCB Designer 5 дні(-в) left

    Our company is Pryssa Smart Technologies , and we are a company that designs smart technology ,like paper tablets, that replace physical books and textbooks in the school system. Our mission is to have a paperless world. We would like to have a blueprint of the inner components of our paper tablet designed, like PCBs ,etc. That can be used by a manufacturer for production purposes.

    $170 (Avg Bid)
    $170 Сер. заявка
    23 заявки
    LTspice modelling 5 дні(-в) left

    I need help with LT spice and [увійдіть, щоб побачити URL] Pspice netlist to Lt spice

    $497 (Avg Bid)
    $497 Сер. заявка
    17 заявки

    I would like a pcb similar to the long cricket designed that used a ublox8 or greater with a chip antenna. In addition to the long cricket specs I would like to have onboard 3.7v battery charging circuitry. Here is the starting point. [увійдіть, щоб побачити URL] The device needs to be low power and only rely on chip antennas for both Lora and gps, there can be no external patch antennas for my...

    $129 (Avg Bid)
    $129 Сер. заявка
    13 заявки

    Necesito mejorar el circuito adjunto, agregando un chip rs485 alimentado por el bus, un bus rs485 con 10 slots, 1 bus 5 V debajo del VUSB en los tres espacios, dejando los espacios medios e inferiores con desconectables o apagables con una señal digital (3.3V high) como pueden ver en la foto. El bus para el RS485 puede ser añadido a la derecha de la placa y se puede usar el espacio s...

    $444 (Avg Bid)
    $444 Сер. заявка
    14 заявки
    $29 Сер. заявка
    13 заявки

    I am working on Raspberry pi projects that measure distance in the tube or chimney and show values to the raspberry pi camera screen. I used sharp distance sensor GP2Y0A41SK0F Analog Distance Sensor 4-30cm. To get values, I just used MCP3008. But I can't get the distance value from raspberry pi. I'm looking for an experienced expert in this filed. If you have distance sensor on your sid...

    $34 / hr (Avg Bid)
    $34 / hr Сер. заявка
    22 заявки

    Dual ESP-32-PCB with 6-IRQ, 4 stepper motors, 1-ADS1256, USB_SD, nRF24 PCB BRD with 1. Size 190mm by 1mm or less with 1 side 140mm min and 140 by 10mm not used (Blanc), this strip is used to be plug in the sockets for holding. Design OPAL PCB using 2 ESP32 processors 1 ESP32-Master 1. nRF24 –2pins(SPI) 2. SPI-3pins 3. SD_USB-0pins(con to Data_TX duplicate) 4. ADC1256-24bit-2pins(SPI) 5. 4-I...

    $172 (Avg Bid)
    $172 Сер. заявка
    28 заявки
    Electronic 4 дні(-в) left

    I have a LPC1768FBD100 CHIP in stock . If any one need it to buy than ping me .

    $140 (Avg Bid)
    $140 Сер. заявка
    1 заявки
    altium pcb design 4 дні(-в) left
    ПІДТВЕРДЖЕНО

    we need to convert our schematic to 2 layer design

    $128 (Avg Bid)
    $128 Сер. заявка
    41 заявки
    Looking for expert in electrical designs 4 дні(-в) left
    ПІДТВЕРДЖЕНО

    I am looking for creation of coupler's want to work with ADS or similar software expert need something collaboration ,will explain further Thank's

    $109 (Avg Bid)
    $109 Сер. заявка
    7 заявки

    I have an encoder and decoder developed in Verilog and need debugging

    $17 / hr (Avg Bid)
    $17 / hr Сер. заявка
    6 заявки
    circuit designing 3 дні(-в) left

    digital speedometer comibinational crkt having 7 to 8 ics. must be made up of purely combinational crkt without using softwares like aurdino raspberry etc. the crkt should show simulation. u can show simulation on ay software thats handy to you like multisim, fritzing etc. also need its 10 pages report in IEEE Format

    $106 (Avg Bid)
    $106 Сер. заявка
    9 заявки
    Needs to program PLC, HMI 3 дні(-в) left

    Need to program PLC and HMI for a custom-made project for a heavy-duty washing machine. design can discuss after the confermation.

    $171 (Avg Bid)
    $171 Сер. заявка
    14 заявки
    PCB SHIELD FOR STM32 H745ZI-Q with prototype 3 дні(-в) left
    ПІДТВЕРДЖЕНО

    NEED TO MAKE A PCB SHIELD FOR STM32 NUCLEO BOARD h745zi-q 2- max31865 temperature module 4-20 ma current transmitter module (24 supply pin which also powers the other isolated components with 5 v) , 16 opto isolators for pwm signals (prefer pc817) max31864 modbus module esp32 wroom u 12 opto isolators for gpio output 4 opto isolator for gpio input i2c level shifter module , EEPROM MODULE keypad 4*...

    $129 (Avg Bid)
    $129 Сер. заявка
    11 заявки
    $107 Сер. заявка
    15 заявки
    PCB DESIGN 3 дні(-в) left
    ПІДТВЕРДЖЕНО

    Component Footprint creation in allegro. PCB layout design/routing in allegro

    $27 (Avg Bid)
    $27 Сер. заявка
    10 заявки
    PCB Design 3 дні(-в) left

    Need a pcb board size 60mm x 30mm to connect a battery and camera to to record to phone over Wi-Fi or Bluetooth connection.

    $23 (Avg Bid)
    $23 Сер. заявка
    11 заявки

    My project is to generate a feedback mechanism that will rotate 360 degrees continues and I can lock a servo in a closed loop. This will involve level detectors and cross over detectors.

    $2126 (Avg Bid)
    $2126 Сер. заявка
    13 заявки
    Circuit design required ! 3 дні(-в) left
    ПІДТВЕРДЖЕНО

    Design of a CMOS common source amplifier using 0.18um CMOS technology.

    $152 (Avg Bid)
    $152 Сер. заявка
    10 заявки
    Soldering 2 дні(-в) left
    ПІДТВЕРДЖЕНО

    I have a small motor that needs two wires reattached. Looking for quotes on it

    $17 (Avg Bid)
    $17 Сер. заявка
    12 заявки
    PCB design School project 2 дні(-в) left

    I need to make a pcb using the exact components of this board from Amazon (ATmega328PB Xplained Mini) and I also want to add 3 LED lights.

    $117 (Avg Bid)
    $117 Сер. заявка
    44 заявки
    Power electronics 2 дні(-в) left

    I want some one to help me in my power electronic project. Anyone has electrical and electronics engineering

    $13 (Avg Bid)
    $13 Сер. заявка
    22 заявки
    THD estimation of micro_speaker 1 день left
    ПІДТВЕРДЖЕНО

    The nonlinear factors like stiffness, force factor and inductance etc. are responsible for the distortions in micro-speakers. Requirement: To find the analytical method to calculate total harmonic distortion considering individual nonlinearities in detail including the formulation of each nonlinear factors. Additionally, polynomial expansion series and the method of solving their respective coe...

    $81 (Avg Bid)
    $81 Сер. заявка
    11 заявки

    I have a TI TMS320f28335 experimenter kit. I want to trigger 8 igbts. I need someone who has done some work on this kit before. I have tried a bootstrap circuit along with TI gate driver UCC21520EVM-286 but couldn't succeed and broke three drivers. I would prefer a freelancer who has this kit and have experience working on it.

    $153 (Avg Bid)
    $153 Сер. заявка
    3 заявки
    Add Voice Notifications to BLE Device 1 день left
    ПІДТВЕРДЖЕНО

    Modify an existing PCB to include simple voice notification solution. Experienced engineers/developersOnly with previous related work for our review. Deliverables; Schematic and PCBA Delivery Days

    $418 (Avg Bid)
    $418 Сер. заявка
    22 заявки
    hardware product development 23 годин(-и) left

    need a consultant to make an lithium Inverter

    $466 (Avg Bid)
    $466 Сер. заявка
    8 заявки
    IOT Project 15 годин(-и) left

    Home automation //////////////////////

    $124 (Avg Bid)
    $124 Сер. заявка
    14 заявки
    Find an alternative of AI Vision Processors 12 годин(-и) left
    ПІДТВЕРДЖЕНО

    I am looking for someone who can propose to me an alternative of a Microcontroller for my project; Rules: - Alternative Processor needs to be relevant and better than our current Microcontroller. - Chip needs to be AI Vision Processors - Chip needs to be of smaller or the same dimensions physically in comparison to it's alternative chip - Chip needs to be more powerful in AI processing than i...

    $23 (Avg Bid)
    $23 Сер. заявка
    3 заявки

    Its an urgent requirement to design a right hand circular polarized patch antenna strictly using HFSS 15. Please note the followings 1. Frequency range: 1.559 GHz to 1.61 GHz 2. Substrate material Roger (dielectric constant 3.38) 3. Substrate thickness : 0.5 mm 4. S11 should be less than -10 dB for frequency range 5. Axial ratio should be close to 0 for the frequency range 6. probe feed is prefer...

    $21 (Avg Bid)
    $21 Сер. заявка
    5 заявки
    circuit design and code 7 годин(-и) left

    read appx 500 devices data with distances between each appx 100mtrs and send data to nearby server and serial communication with low power consumption data like voltages and current from battery, regulator source , charging discharging status ,load status plus other information and send to serial and to central server

    $151 (Avg Bid)
    $151 Сер. заявка
    9 заявки
    Hardware low-voltage battery protection circuit 6 годин(-и) left
    ПІДТВЕРДЖЕНО

    We have a battery powered device (16.8V lithium ion) with an on board microcontroller. If the battery falls below a critical level, as measured by the uC, it goes into sleep mode. We would also like a hardware low voltage protection circuit to prevent further discharge; ie 100% cutoff and zero current drain when the battery falls below 12 volts. The solar charging circuit needs to remain operation...

    $243 (Avg Bid)
    $243 Сер. заявка
    35 заявки
    Embedded Hardware Engineer (PCB Design) 3 годин(-и) left
    ПІДТВЕРДЖЕНО

    #PCB Designer for porotype and development of wifi based LED smart bulbs.

    $441 (Avg Bid)
    $441 Сер. заявка
    38 заявки