电路设计 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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    39 搜到的工作,价格货币为 USD

    an existing board has the ability to monitor and provide some reaction based on inputs . We would like the components that handle the current to be upgraded and the schematic of the board to be altered based on the manufacturer specifications of the IC that is used from texas instruments . existing files drawn in eagle cad will be provided and requirement list provided in full upon successful comm...

    $491 (Avg Bid)
    $491 平均报价
    9 个竞标
    Convert PCB file to altium 6 天 left
    已验证

    The files are probably in PADs but need to be converted to Altium project file with corresponding: [登录来查看链接] and 2. PCB board files and 3. parts library. Will send files when project awarded. Thank you

    $50 (Avg Bid)
    $50 平均报价
    6 个竞标

    *** OVERVIEW *** - Ten US dollars per hour. - One hour per night between 7pm and 11pm your local time. - You will tutor me (teach me) how to use Python. - We will text chat. Therefore, you need to read and write English but you do *not* need to *speak* English. - If Freelancer.com prevents you from bidding on this project or if you want to avoid “spending” one of your Freelan...

    $10 / hr (Avg Bid)
    $10 / hr 平均报价
    9 个竞标

    *** OVERVIEW *** - Ten US dollars per hour. - One hour per day (or per night). - You will help me design, code, and develop an IoT product using MicroPython running on an ESP32 microcontroller. - You do *not* need any experience with... ESP32, microcontrollers, electronics, electrical engineering, mechatronics, Arduino, PCB, or circuit design. - If Freelancer.com prevents you from bidding on ...

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

    I'm looking for someone who can design and build a 3-watt 8 ohm amplifier based on the Nelson Pass Zen headphone amplifier with NJW1194 transistor for volume and tone controls. Power supply must be AC Regenerated like the Monarchy Audio AC Regenerator. Bid must include all parts and labor

    $445 (Avg Bid)
    $445 平均报价
    11 个竞标

    I want to design a PCB board of 25 layers in PADS layout. If you have latest PAds software.

    $1269 (Avg Bid)
    $1269 平均报价
    9 个竞标
    PCB Design 6 天 left

    Small PCB Design for time and date

    $5 / hr (Avg Bid)
    $5 / hr 平均报价
    11 个竞标
    design pcb 6 天 left

    Design PCB for Laird BL652 chip with temperature sensor (MLX90615) and rgb led (neopixel) and battery + charging cirquit (micro-usb) (and if possible also program the chip via usb). The sensor and led need to be on a seperate board, connected with small cable (+/- 60mm distance). Goal is to make a wearable for artistic/scientic research. First make 1-5 test PCB’s by your design, if everyth...

    $538 (Avg Bid)
    $538 平均报价
    23 个竞标
    nrf9160 board 6 天 left

    looking for someone with experience to design a board with the Nordic nRF9160 LTE modem. smallest form factor

    $32 / hr (Avg Bid)
    $32 / hr 平均报价
    7 个竞标

    I have a product design which requires electronic circuit. I will provide the specific output and inputs i require from this device. It is a mix of networking device and charging device.

    $171 (Avg Bid)
    $171 平均报价
    16 个竞标
    chrisscoleman 6 天 left

    1 Semiconductor fingerprint sensor 2 Intelligent update function of fingerprint information,Constantly learn and store user new fingerprint information. 3 Rated voltage:4-8 pcs batteries power supply Have a external power interface(DC-5V;Micro USB interface) 4 There are 1 buttons on the back of the door battery box:Initialization(Resume out of the factory)Key.

    $504 (Avg Bid)
    $504 平均报价
    9 个竞标

    need a person who is extremely knowledgeable on line tripping ,line tripping on transmission or distribution lines need to analyse some electrical scenario and rectify if any errors

    $49 (Avg Bid)
    $49 平均报价
    5 个竞标

    Design of a three phase T-type, 400vac-5kw, solar grid tie inverter. Design including hardware and software, standards compliant , field tested design required. Min 5 years design experience in solar grid tie inverters. Please do not respond if you do not meet experience criteria. Detailed specifications will be discussed after shortlisting.

    $4345 (Avg Bid)
    $4345 平均报价
    9 个竞标

    i have decided to published a Engineering questions and answers step by step book for the Engineering students. i want to hire 2,3 people for my project. i have more than 10000 Electrical Engineering questions and i need step by steps answers for that. so before i hire a person i need to first check that person good to solve my questions. i will give one my creative question for you. i need step...

    $486 (Avg Bid)
    $486 平均报价
    41 个竞标

    Dyumnin Semiconductors is in the ASIC/FPGA design business. We are looking for experienced PCB designers who can take our design sketches and convert it to functional PCB design. Please give references to past similar projects (FPGA+analog+high-speed) We are open for both hourly and fixed price contracts. Please provide your rate card for both in the bid document

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

    I need Fuel Supply System for my burners. I have bulk tank of 15,000 Ltr and Daily tank of 1,000 ltr. I want electrical drawing for this system. there will be multi level float sensors and in both tanks. Working Principle: Possibility of Auto / Manual In Auto mode the pump should work if there is enough fuel in Bulk tank and low fuel in daily tank. In Auto Mode the pump should not work if the da...

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

    Looking for [登录来查看链接] engineer who done his/ her degree in [登录来查看链接] in electrical. I need a Convertor for using in electrical vehicles for 48v to 12v.

    $125 (Avg Bid)
    $125 平均报价
    4 个竞标
    Build prototype dashcam 4 天 left
    已验证

    Need a dashcam built with proprietary software. NDA signing required.

    $24 / hr (Avg Bid)
    保密协议
    $24 / hr 平均报价
    9 个竞标

    Hi we are a technology business, looking for a experience engineer to design a 2.4GHz doppler radar transmitter with 2-3MHz bandwidth. We have identified LMX2491 for generating the required signals/bandwidth. More info will be given as required.

    $1375 (Avg Bid)
    $1375 平均报价
    15 个竞标

    I need PCB layout for BMS with high voltage circuit of 12*50V. in addition there are some circuits for 3.3, 5, 12V. i want to separate each parts and design carefully based on high voltage and current. if i find a developer can be satisfied me, i will don't spare bonus.

    $33 / hr (Avg Bid)
    $33 / hr 平均报价
    23 个竞标

    I need a circuit that can take DC power (i.e. 30 volt) and turn it into 100 kHz positive and negative output (-30 and +30V pulses). The required H-Bridge needs to be designed, circuit protection added, frequency and duty cycle adjustability is a plus, components needs to be selected and Gerber file needs to be developed.

    $541 (Avg Bid)
    $541 平均报价
    42 个竞标

    6 axis robot development, It is an existing project. Experience with STM32 F411 , STM32 F7 Series. Trinamic TMC5160, TMC4330. RS422, RS485 with SP3070E-78E Family. Magnetic Encoders AS5147.

    $1157 (Avg Bid)
    $1157 平均报价
    33 个竞标

    I need a professional to help me design a wireless transmitter and receiver boards. The signal to be transmitted would be the sound of the heart, captured with a microphone.

    $192 (Avg Bid)
    $192 平均报价
    18 个竞标

    Lithium ion battery manufacturer. Require an electronic engineer to verify the electronic robustness some of our circuit board designs. Possibly also design a new version of some boards which includes fault finding circuitry (more for the external systems than the board itself).

    $367 (Avg Bid)
    $367 平均报价
    21 个竞标
    PCB MAKING 3 天 left

    I want to make pcb for transformer, SMPS, motor drive, plc program.

    $5488 (Avg Bid)
    $5488 平均报价
    12 个竞标

    We are looking for an Electrical Engineer to provide a design review / second opinion of a PCB schematic prior to sending off for production. This would be a fairly small job consisting of a meeting to gain an understanding of the overall application and then a review of the design itself.

    $395 (Avg Bid)
    $395 平均报价
    44 个竞标

    PCB is an acronym for printed circuit board. It is a board that has lines and pads that connect various points together. ... A PCB allows signals and power to be routed between physical devices. Solder is the metal that makes the electrical connections between the surface of the PCB and the electronic components. PCB designers use industry-standard computer software programs to aid and implement t...

    $341 (Avg Bid)
    $341 平均报价
    29 个竞标
    Amperage Amplifier Design 2 天 left
    已验证

    A lab. equipment generates three voltages (up to 10V and 8mA) using an integrated motor driver, and I need to amplify the signal (8mA is too low) to run the brush less motor. I need someone to design the amplifier and create the PCB in eagle or Altium. I will make the prototype to test it. Please see attachment for diagram and let me know if you have any questions.

    $147 (Avg Bid)
    $147 平均报价
    17 个竞标
    PCB Camera 2 天 left
    已验证

    I am seeking an Electronic Engineer with special skills. I need a schematic and BOM for a camera and computer on the same PCB. I am currently using the Raspberry Pi 3 Model B+ with the Raspberry Pi NoIR Camera V2. I do not use all the features on the Raspberry Pi 3 Model B. My goal is to: 1. Combine IC and camera onto one PCB. [登录来查看链接] unused Raspberry 3 Model B features. 3. Lower the amps requir...

    $22 / hr (Avg Bid)
    $22 / hr 平均报价
    22 个竞标

    "iq1b050qgc18nrs-g" I would like to have circuit design for the equivalent of this product [登录来查看链接] design and PCB design [登录来查看链接] affordable parts in design Thank you

    $162 (Avg Bid)
    $162 平均报价
    20 个竞标

    a speaker (amplifier) has an AUX cable. And the volume control by an IR remote and play and pause.

    $82 (Avg Bid)
    $82 平均报价
    12 个竞标

    I explain a little the project, I currently have a door to which they placed an electromagnetic lock. To open the door, people must identify themselves in 2 registration positions, after this, the security guard can pass his hand over the no touch button and release the lock so that the person can enter. I enclose the manual of the button and the lock, I WILL NOT have any biometric access control ...

    $30 (Avg Bid)
    $30 平均报价
    10 个竞标

    I am looking for someone to design a circuit for us. Here is what it needs to do: I need a proximity sensor that when active, interrupts a 120-240v 50-60hz auxiliary and that when it senses nothing it allows the auxiliary circuit to close. IE: When sensor detects object = auxiliary circuit does not work (switch is open) When sensor does not detect anything = auxiliary circuit works (switch i...

    $31 (Avg Bid)
    $31 平均报价
    15 个竞标

    Prototipo: Diseño de PCB 120 Vca a 12Vcd~1.5A, 400W. Cumplimiento con NOM e IPC El proyecto consiste en generar esquemático, PCB layout y BOM de la fuente de poder -------------------------------------------------------------------------------------------------------------------------------------------- Design PCB: 120VAC to 12VDCD~1.5A, 400W. Must meet NOM and IPC. Proyect consists...

    $722 (Avg Bid)
    $722 平均报价
    14 个竞标

    I am looking for someone who can help us in designing electronic circuits for various applications. At present our requirement is a Remote Device Management panel design for temperature and humidity control of an enclosure.

    $37 / hr (Avg Bid)
    $37 / hr 平均报价
    34 个竞标
    dc to dc step down converter 12 小时 left
    已验证

    Hello i need dc to dc step down converter input voltage 24-36v,output 0-5v digital controlled by push button 7 segment leds for current and voltage for more detail pls contact with me do not bid from india or pakistan

    $148 (Avg Bid)
    $148 平均报价
    12 个竞标

    Hi there Very urgently need small power electronics, Electrical engineering based project to be done and deadline is 11th sept, so apply asap Thanks

    $122 (Avg Bid)
    $122 平均报价
    11 个竞标
    ATM Skimming Device 已经结束 left

    I need an expert that knows how to build a GSM DATA RECEIVER with an antenna. I would either like for you to build a device for me or develop a blueprint, so I can build it myself. It would also be nice to have a video created so I can see how to build one myself. Thanks

    $595 (Avg Bid)
    $595 平均报价
    7 个竞标
    $1190 平均报价
    35 个竞标