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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    RF Design Engineer 6 dní left
    OVĚŘENÉ

    We have a small 1x1 inch board which has the ESP32-PICO-D4 on it with a ceramic chip antenna. Looking for a very good RF engineer to pick the matching values for perfect TX RX range of the 2.4ghz transceiver. The board is already done and we have samples. You can make a sample on your side or we can ship a populated board to you. Please DO NOT APPLY if you don't have EXTENSIVE RF experience a...

    €472 (Avg Bid)
    €472 Průměr. nabídka
    12 nabídky

    for an invention that I am working on, I need a very small, low-cost PCB that does two things: (1) monitors the +/- terminals of four (4) AAA batteries for a short-circuit and closes the circuit for the duration of the short condition; and (2) monitors the resting voltage of the batteries: as long as the combined voltage is above ~5.5v an attached LED will show green, if the combined resting volta...

    €187 (Avg Bid)
    €187 Průměr. nabídka
    22 nabídky

    le projet consite a realiser un dispositf qui va determiner l'intensiter de la lumiere emise par une LED et receptionner par une photodiode. la diode transforme l'intensiter de la lumier en tension electrique a traver un Amplificateur, une Resistance et et un condensateur. la tension du dispositif doit etre comprise entre 0 et 5V Car elle sera plus tard receptionner par un Microcontroleu...

    €125 (Avg Bid)
    €125 Průměr. nabídka
    5 nabídky

    Need a RF Modulation expert to tutor. Please be an expert in going from I&Q samples to symbols to bits, and able to explain the math to do so.

    €44 / hr (Avg Bid)
    €44 / hr Průměr. nabídka
    4 nabídky

    Hi, I am updating my previous post here, I have included a basic drawing of what I am looking for. I am looking for an electronic engineer who can design a smart PCB for me. My Project consist of controlling Break Lights/ Indicator Lights/ Micro Chip to track the device if it get stolen, Power output like USB ports/ Multiple Power input sockets from AC/ and DC to charge up Lithium ion Battery pack...

    €581 (Avg Bid)
    €581 Průměr. nabídka
    24 nabídky

    I am looking for somebody that has experience in AC power supply design (3 phase)and that can review an exsting design with respect to EMI. Access to a lab/instrument to test conductive EMI would be an advantage.

    €13 - €22 / hr
    Zapečetěný
    €13 - €22 / hr
    11 nabídky

    Simple FSK to DTMF CLI Converter. Some CO Lines give CLI Date in FSK Format, and old phones have DTMF CLI Detection. Need a circuit PCB design to convert FSK CLI Data to DTMF CLI DATA without audio loss or disturbance.

    €77 (Avg Bid)
    €77 Průměr. nabídka
    3 nabídky
    Electrical Engineer -- 4 6 dní left
    OVĚŘENÉ

    Looking for qualified & Experienced Electrical Engineer Thanks

    €4 / hr (Avg Bid)
    €4 / hr Průměr. nabídka
    24 nabídky

    we need 2 ch -3 wire pt100 temperature sensor pcb 16 bit ADC resolution i2c communication high noise isolation auto lead wire compensation Opto isolation need working prototype

    €138 (Avg Bid)
    €138 Průměr. nabídka
    15 nabídky
    Eectrical plan 5 dní left
    OVĚŘENÉ

    its my pleasure need help create that product quick and simple. just need the electrical plan for it. [pro zobrazení URL se přihlaste] I have also list or products there are needed to fufill the functions. please check attached. If there are parts missing please corrigate me and make it perfect.

    €13 (Avg Bid)
    €13 Průměr. nabídka
    8 nabídky
    Electrical Engineer 5 dní left
    OVĚŘENÉ

    Hi, I've task related Digital Principles & Digital Systems subject. Please bid only you're good in it.

    €4 / hr (Avg Bid)
    €4 / hr Průměr. nabídka
    14 nabídky

    We are creating a project where we are using PUI Audio's Ultrasonic sensors. The sensors we are using are the UT-1640K-TT-2-R and UR-1640K-TT-2-R. We require someone to select a driver IC for these sensors that have the following properties. -Can range from the sensors' minimum distance -Can range up to or more than 20 meters -Can adjust the transmission power -Has processing resoluti...

    €222 (Avg Bid)
    €222 Průměr. nabídka
    16 nabídky
    Electrical Engineer -- 3 5 dní left
    OVĚŘENÉ

    Looking for qualified & Experienced Electrical Engineer thanks

    €11 / hr (Avg Bid)
    €11 / hr Průměr. nabídka
    26 nabídky

    We have a product that we are redesigning from the ground up and are looking for someone to design the circuit and PCB. Ideally also make the firmware. The product uses ultrasonic sensors to measure distance and displays this on remote units. The remote units have buttons on to control the system along with large 7 segment displays. The system can readout either Feet or Metric measurements and th...

    €701 (Avg Bid)
    €701 Průměr. nabídka
    36 nabídky

    I need a PCB designer for a simple project

    €223 (Avg Bid)
    €223 Průměr. nabídka
    73 nabídky
    PCB DESIGN 4 dní left

    WE HAVE PCB WHICH HAVE PTH COMPONENT .WE WANT TO CHANGE PCB SIZE AND SMT COMPONENT

    €14 (Avg Bid)
    €14 Průměr. nabídka
    29 nabídky

    - 4G LTE specification experience (required knowledge of industrial parts and noise) - OrCAD input possible - Interface; USB and LED with antenna - It must work standalone and gateway between the server and the main CP.. It is not an adapter for the main CPU. This means do not work driver on main CPU. It had message via USB. After that, it sends data to the server.

    €496 (Avg Bid)
    €496 Průměr. nabídka
    13 nabídky

    I need to design a CMOS level circuit for ECG/EEG data compression. Constraints: Technology to be used 180nm Low power consumption Supply voltage should be 1.8 V or less.

    €103 (Avg Bid)
    €103 Průměr. nabídka
    5 nabídky
    Expert in eso32 4 dní left
    OVĚŘENÉ

    I need expert to work with esp32 and c++ also designer in Eagle program to design PCB.

    €31 (Avg Bid)
    €31 Průměr. nabídka
    13 nabídky

    1)To shrink the reference design below to fit a small (09x09x05cm) enclosure. 2)To add GSM capability to the design 3)To do it built-to-print 4)To provide all the source code and files (schematic, gerber, MCU code ... etc) 5)This meter isn’t read manually so no need for an LCD or buttons 6)Pulse (active and reactive power) must be there to test the meter The reference design is: [pro zobr...

    €430 (Avg Bid)
    €430 Průměr. nabídka
    20 nabídky
    Smart Helmet 4 dní left
    OVĚŘENÉ

    The helmet is used as both safety helmet and for signaling lights. The product will have some features including right/left signals and break/slow down signal with different modes

    €157 (Avg Bid)
    €157 Průměr. nabídka
    15 nabídky

    A fidget spinner with loaded sound/music which plays in loop on rotation. Rotation start - Music plays Rotation stops - Music stops There are many bluetooth speaker fidget spinner in market. But none let us control the music. The aim is to be able to control the music with the action of fidgeting. (Like a cassette player)(eg - Play, Pause, Stop, Fast forward, Reverse). Sound can be generated mech...

    €79 (Avg Bid)
    €79 Průměr. nabídka
    4 nabídky

    - Industrial specification experience (required knowledge of industrial parts and noise) - OrCAD input possible - OK if simulation is possible (not required) -Main functions STM32 RAM and Flash USB, UART, I2C, SPI, reset, GPIO, Power management part

    €905 (Avg Bid)
    €905 Průměr. nabídka
    30 nabídky

    Hello, I have a little project about Combinational and synchronous circuites, than I need to design some of them in the Logisim software. I need the project done real quick by today, please send me your offers and ill send you a detailed PDF in private.

    €7 / hr (Avg Bid)
    €7 / hr Průměr. nabídka
    2 nabídky
    QI wireless power bank 3 dní left
    OVĚŘENÉ

    We require engineer to design circuit and pcb for a QI enabled powerbank. More details will be provided after NDA.

    €411 (Avg Bid)
    €411 Průměr. nabídka
    12 nabídky
    Need PCB expert 3 dní left
    OVĚŘENÉ

    need pcb expert

    €22 (Avg Bid)
    €22 Průměr. nabídka
    33 nabídky
    SMPS Design 2 dní left
    OVĚŘENÉ

    Looking for a Dual SMPS design that includes AC_DC converter for Battery charging and also another DC-DC step up converter to supply the power as per the ratings.

    €319 (Avg Bid)
    €319 Průměr. nabídka
    21 nabídky

    I need to implement payment methods (bill and coin acceptor) to an esp32 module. I need a library and schematics about conections.

    €134 (Avg Bid)
    €134 Průměr. nabídka
    3 nabídky

    Necesitamos un ingeniero o técnico para la elaboración de una placa PCB

    €387 (Avg Bid)
    €387 Průměr. nabídka
    21 nabídky

    Request "Need small pcb designed with a CSR8670 Bluetooth IC or module, programmed with product name/ID and some features configured in Aptx low latency firmware. Pcb will include smd audio amplifiers, connections for external power, led, volume control etc. CSR/Qualcom bluetooth experience prefered.

    €439 (Avg Bid)
    €439 Průměr. nabídka
    34 nabídky

    I need a MATLAB expert who can write script of MATLAB of given circuit and do calculations. Basically this project needs an expert who has knowledge of electric circuit and MATLAB script formulas and their link.

    €44 (Avg Bid)
    €44 Průměr. nabídka
    20 nabídky

    I am currently using several Adafruit boards in conjunction with an Arduino Nano 33 IoT to power and log data from a pressure sensor. See attached image for the electronics schematic. I would like to just have one PCB to replace all components shown in the schematic, apart from the BMP388 breakout board, which must remain separate. If it is not possible for the Arduino to be combined, then it is a...

    €107 (Avg Bid)
    €107 Průměr. nabídka
    64 nabídky
    PCB engineer 1 den left

    Hi, Welcome to my project overview. I would like to make new machine (clean and dry) for kids. It should be small and looks like toy. I need PCB designer size is smaller than 10x10 mm, if you are interested please send me your proposal includes your resume or cv. Thank you.

    €159 (Avg Bid)
    €159 Průměr. nabídka
    43 nabídky

    I want you to design a circuit using Atmega328- 28 pin DIP IC,that will control incubator conditions, it should have NTC Thermistor, Humidity sensor and buzzer. The PCB Should be able to accommodate the following; 1. Mains power input 220-240V 2. have an onboard AC to DC converter for the electronics, 3. Light Bulb (direct connection to AC mains) [pro zobrazení URL se přihlaste] distributio...

    €150 (Avg Bid)
    €150 Průměr. nabídka
    28 nabídky

    Fotoğraflarını eklediğim ürünün aynısından yapılması gerekiyor. Dokunmatik anahtar ve 3 farklı renk led olacak. Her dokunulduğunda diğer renge geçecek. Basılı tutulduğunda rengin parlaklığı değişecek (opsiyonel). Usb ile şarj edilebilecek. Ürünün aynısı Çin'deki meşhur sitede mevcut ancak Corona sebebiyle yerel üretim istiyorum. Yapabilecek e...

    €19 (Avg Bid)
    €19 Průměr. nabídka
    9 nabídky

    I need a electrical engineer expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

    €6 - €61
    Zapečetěný
    €6 - €61
    40 nabídky

    72-110VDC input 220VAC 12KW Output transformer features used: primary 33V secondary 220V 12KVA IGBT Module Used: cm400dy-24

    €377 (Avg Bid)
    €377 Průměr. nabídka
    17 nabídky

    need to make schematic or hardware design (analog and degital) that should work efficiently the cost is negotiable based on complexity

    €17 (Avg Bid)
    €17 Průměr. nabídka
    14 nabídky

    i want efficient and compact lead acid battery charger circuit design. with liquid crystal display and current setting knob and battery setting(voltage setting).- (12v-24v-36v. 10A)

    €63 (Avg Bid)
    €63 Průměr. nabídka
    10 nabídky

    i am working on a project in advanced design system(ADS) keysight .I need help in that software. any one who knows the tool, place the bid for helping me in project (area is Ic design with bsim cmg and finfets).

    €10 (Avg Bid)
    €10 Průměr. nabídka
    4 nabídky