Circuit Design Jobs

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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    38 jobs found, pricing in USD

    Hi all, i would like to design a cheap toy Electronic PCB. I am an Electronic Enginner and i will provide the schematics for normal digikey component. what you need to do is to redesign the board to have a minimum cost with BULB IC I prefer Chinese technology the design must include bluetooth ble 4.0 hm-11 antenna and chip please see the attached image for the other component: the project de...

    $203 (Avg Bid)
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    13 bids

    Hi We have a simple multitool pen which features a flashlight. We are experiencing issues with the flashlight and need a solution QUICK. But we need to give instructions to the factory ASAP as they cannot solve this simple thing. [login to view URL] This is the product. Looking to make a move ASAP. We are having issues with the flashlight working properly/ reliable. Please advise if you ...

    $182 (Avg Bid)
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    5 bids

    I would like to Design, simulate, build, and analyze a single phase, DC to AC PWM inverter for my company where we sell inverters. the inverter must provide 12 VAC rms to a resistive and inductive load, with a 12 VDC voltage source using one of the methods of Pulse Width Modulation. Communicate your results effectively

    $297 (Avg Bid)
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    8 bids
    KiCAD PCB Designer 6 days left
    VERIFIED

    I need a PCB Designer experienced on KiCAD. I will need their past projects proving their skills on KiCAD.

    $200 (Avg Bid)
    $200 Avg Bid
    15 bids
    Modify two PCB's 6 days left
    VERIFIED

    The project requires two PCB's to be modified 1) Arduino NANO board 2) Arduino Pro Mini board The PCB layouts, schematics and bill of materials for these boards are readily available through the web. The modification consists of changing the layout of the board, adding some components and removing other components. Please see the uploaded file for more detail. The output files must be compa...

    $216 (Avg Bid)
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    23 bids
    DC driver for PDLC film, 6 days left
    VERIFIED

    We would like to run PDLC film (8x5 cm) by DC Normally PDLC works with 48VAC, Our Circuit size should be maximum as 20x20x5 mm all details are in project documents attached

    $1244 (Avg Bid)
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    4 bids

    I need someone to write the code for a midi foot controller. It needs to have (Rec/Play/Dub, Stop, Toggle Fx etc): CC messages or Note On/Off messages. Changing Presets: PC messages

    $28 (Avg Bid)
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    3 bids

    Hello, I need an expert in Advanced Power Systems which is mainly from Electrical Engineering background but a part of it is there in Electronics Engineering also. There are some circuits that need to be designed and optimised as per the requirements. I will share the complete requirements along with detailed instructions with the relevant applicants.

    $147 (Avg Bid)
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    5 bids

    automatic seed sowing machine that can sowing seed in required distance and depth. but im doing research. so i need only circuit diagram and arduino coding.

    $47 (Avg Bid)
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    8 bids

    Hello I am looking for the solar inverter designer with background of power electronics and energy montering system .. Lookig forward to hear from you to discussing in detail. Best regards Alexander

    $903 (Avg Bid)
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    15 bids

    Hello, I need an expert in Advanced Power Systems which is mainly from Electrical Engineering background but a part of it is there in Electronics Engineering also. There are some circuits that need to be designed and optimised as per the requirements. I will share the complete requirements along with detailed instructions with the relevant applicants.

    $130 (Avg Bid)
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    5 bids

    We need a processing unit such as Rockpro64 that supports USB 3.0 (schematic is available online) that connected through USB 3.0 to a FREE SPR SDR board (schematic is available online) into one board. Who design this should make sure that the board is working perfectly, The money will be transferred after testing the board. after the designer prepared the PCB he/she will order the board assembly...

    $411 (Avg Bid)
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    9 bids

    Hi I need to design a specific antenna on a PCB board with several custom specific bandwidth

    $13 / hr (Avg Bid)
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    13 bids
    FPGA PCB board designer 4 days left
    VERIFIED

    We are looking for an experienced PCB designer for a custom made FPGA board. Must have demostrable experience working with Xilinx FPGA.

    $21 / hr (Avg Bid)
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    18 bids

    smps psu circuit schematic drawing i need someone draw for me schematic

    $42 (Avg Bid)
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    7 bids

    I have a requirement for a PWM based three phase Micro Hydro Controller or ELC to be designed and prototyped. The ELC( Electronic Load Controller) is intended to control the voltage and frequency of a synchronous generator of a stand- alone micro hydro power generator. The generator frequency variation is in inverse proportion to the loading condition where ELC maintains constant loading of genera...

    $5125 (Avg Bid)
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    6 bids

    the device im looking for ,must have 2 channels for 2 cameras and i watch the video of them in same time in screen split. the half sceen play the first camera and on the other half screen play the second camera. without remotes or more than 2 channels. the voltage of device must be 12v and when i push a button start whole the project. The Budget is 35€ and i accept offer with this amount.

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    3 bids
    pcb design 4 days left

    need develop pcb as per sample board

    $143 (Avg Bid)
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    33 bids

    Requirements: 1. Create an Schematic with BOM of the Sensor 2. AC Max Current: 5A (2mV/A) 3. AC Max Voltage: 250V Max 4. It must be very accurate for Low Current 5. Must be powered with 3.3V 6. Component Sizes 0603 (bigger than that, please discuss with me) 7. Must have Pots to calibrate voltage and current

    $236 (Avg Bid)
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    17 bids

    I need somoene to design a pcb that will take power from a 12v 5amp DC adapter and will have 2pc 18650 lithium [login to view URL] batteries will be parallel connection . The batteries will be charged via the the dc source but will switch automatically to battery on power failure. The out put power will be be constant and linear 5v 2amp and 4v 2amp. I will have separate overcahrge and discharge pr...

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    20 bids

    I will provide more information on chat.

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    11 bids

    I am designing an induction charging light project for work and have a prototype made. I just cannot get the transmitter and receiver coils to link up via Inductive coupling. Any help would be much appreciated. Further help with integrating a battery monitoring chip for the Li-Ion would be helpful also. Please see attached power point and picture of bread board prototype. Transmitter coil: RS Sto...

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    7 bids

    Looking for professional freelancer with prior experience of handling similar jobs. More details will be share with shortlisted candidates. Only candidates with prior experience and ready to start immediately must apply to this working.

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    14 bids

    We are working on RF and Microwave Domain. We need a PCB Designer who can finish this work within Two Business Days.

    $29 (Avg Bid)
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    6 bids

    We are a startup with a need for an engineer in the field of electronics. Your task will be to define the components, design the circuit and the FCB that we have in mind. You will be a part-time engineer for the startup with the chance for a long-term employment. Before we give you the job you will be eligible to sign an NDA for our business’ protection. Afterwards, we will ask you for hel...

    $17 / hr (Avg Bid)
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    electrical engineer needed who can explain design of machine working. I designed machine and got picture of working so now need to narrate machine language

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    16 bids

    I need an electronic engineer who is well verse from design to building a complete set of electronic control system for a vending machine.

    $554 (Avg Bid)
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    17 bids

    This is a mobile power supply of: 1. 15KW, 24VDC@650A o/p, 2. 415Vac 3Ph i/p 3. To supply power to vehicle equipment (~ 450 to 500A) 4. To also charge Lead-acid batteries in the vehicle (~ 100 to 150A) 5. To charge lead-acid battery using industry 3 stages process 6. To recommend all AC and DC electrical protections 7. To provide current sense and voltage monitor digital gauge 8. To pro...

    $5064 (Avg Bid)
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    18 bids

    I want to manufacture 3p circuit breaker (20-100amp) 400/231 volt. that include the following features: [login to view URL] by wireless (bluetooth) 2. bluetooth for androied & ios. 3. breaker swiched on & off by sending password through blutooth. 4. If the breaker turened off by bluetooth signal, It locked and shouldn't be operated manually untile the on signal send againe. 5. If...

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    Technical specification for SMPS design Input - AC Single Phase (180-270Vac) Output - DC (40-60Vdc) (35-40A) (2kW) Efficiency - >95% at specified load and >90% at other condition Input PFC active At no battery connect, output voltage <300mV Load regulation Programmable current, voltage Current and voltage sense

    $1210 (Avg Bid)
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    5 bids

    Add RAM to my circuit using logisim

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    5 bids

    I need to charge a capacitor with 3,3V and 800mA then discharge it within 4 sec (transistor ) will control the process - IT SHOULD BE ABLE TO DELIVER 800MA AND 3,3V for 4 sec my source is 3.3V 60mA please the project is simple its budget is maximum 10$

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    12 bids

    i need a schematic design for pcb, needs too run 21 leds with an on/off switch and a voltage source

    $49 (Avg Bid)
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    32 bids
    design me a simple circuit 19 hours left
    VERIFIED

    I need a circuit designed for my project

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    30 bids

    I'm looking for an electronic engineer who is familiar with hardware, software and app design. I need you to design a circuit which connects to camera and send the capture video to mobile via WiFi in the real-time. the requirements are designing, prototyping and testing The description will be provided but please apply if you can design such a circuit and if you're familiar. Please pr...

    $26 / hr (Avg Bid)
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    10 bids

    This is a campus fiber placing design proposal, we are looking for a fiber optic network engineer who will be able to generate a detailed schematic for each unit along with a detail fiber cut-sheet for each splicing location. CWDM and EPon Applications should be designed from main MPOE rooms

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    Hola, Necesitamos agentes que nos ayuden a vender PCB. Este es Ace Chow de Global Success Circuit Co., Ltd de China. Es un fabricante profesional de PCB con 3 fábricas, produce PCB multicapa (2-20 capas), PCB de alta precisión, PCB basado en AL, etc. Si usted tiene tales intereses, por favor póngase en contacto conmigo. Datos de contacto: Nombre: Ace Chow Correo electró...

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    Scrivo dalla Sicilia, sono un artigiano, e vorrei realizzare una idea, realizzando una scheda ethernet per il controllo di grandezze analogiche e digitali senza un server, basato su su processori NXP, con interfaccia in fibra ottica.

    $4251 (Avg Bid)
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    7 bids