How to design circuit工作

筛选

我最近的搜索
筛选项:
预算
类型
项技能
语言
    工作状态
    10,384 how to design circuit 搜到的工作,价格货币为 HKD

    We are looking for a veteran engineer with the skills, independence and drive to lead a mixed-signal ASIC design project, develop specifications with the customer, and possibly mentor members of our industry-leading team. If you are the right person for the job, it is likely that we would ultimately be interested in a full-time employee-employer relationship

    $432 / hr (Avg Bid)
    $432 / hr 平均报价
    2 个竞标

    I want a professional PCB designer to design an 4-layer small PCB based on Allwinner H5 processor in Circuit Maker. (No altium!, Only Circuit Maker) I want the following parts on the PCB: - Allwinner H5 processor (running at 1.5GHz) - 1000Mbps Ethernet (+ POE enabled) - 1GB DDR3 RAM - 8GB NAND Flash - Size of the board: about 30mm x 40mm - A GPIO port

    $7734 (Avg Bid)
    $7734 平均报价
    12 个竞标

    ... It will output, ideally, anywhere up to and over 150 animations on 2 ws2812b led strips with up to 180 LEDs. There will need to room to extend that to 4 strips later. There will be a .96" OLED screen displaying, first, a splash screen with a bitmap logo image or text that lasts 5 seconds, this can be made to disappear during that time by clicking

    $168 - $1398
    加封
    $168 - $1398
    13 个竞标

    ...possibilities Electrode-1, and/or Electrode-2 and common Electrode should have shorted to each other having very less impedance (may be less than 20 Ohm). Electrode-1, and/or Electrode-2 apply either voltage (+/- 0-20V) Voltage should be applicable with rectangle waveform 0.1 Hz to 100 Hz with variable amplitude (0V ~±20V), 50% duty cycle. or DC the default

    $7846 (Avg Bid)
    保密协议
    $7846 平均报价
    1 个竞标

    Looking for professional who can do PCB circuit design ..with below ref specifications .. you can contact me on [removed by freelancer.com admin] The basic specifications for EV projects are as follows: 1. 2 wheeler: 48V or 72V DC 850Watts Cont. & peak 1.5Kw 2. 3 wheeler: 48V ,60V or 72V; 1.5 Kw & 2.2 Kw & peak 200% 3. 4 wheeler: 48V, 72V 0r 144V

    $995 (Avg Bid)
    $995 平均报价
    4 个竞标
    Modify Circuit 6 天 left
    已验证

    I have a circuit that must be modified by replacing an IC with discrete components. The circuit must work the same as the original. I'll test it here.

    $188 (Avg Bid)
    $188 平均报价
    13 个竞标

    I require a part list that I can get easily online, schematics and ongoing advice from an expert on induction heating

    $1318 (Avg Bid)
    $1318 平均报价
    3 个竞标

    We have a set of Gerber files and PDF schematics for 3 circuit boards, but the source files have been lost. The project is to import the files we have, and re-create the source ( schematic and board layouts, etc ) files, in Eagle. They need to checked then to ensure they faithfully reproduce the outputs we have. I have attached the schematics so you

    $9125 (Avg Bid)
    $9125 平均报价
    34 个竞标

    I need a circuit for sensor amplifier ( files BRD e SCH in Eagle 9 ): Based on chip : [登录来查看链接] or better whit low power. Electric Performance of sensor connected: Sensor Power supply: low energy 3.3V MAX Common mode voltage output:– 0V TO 2.5V ( acquiring by analog input 12bit arduino

    $1328 (Avg Bid)
    $1328 平均报价
    15 个竞标

    Can you design an active noise cancellation circuit in Orcad? I will give you the specifications

    $157 (Avg Bid)
    $157 平均报价
    1 个竞标

    I'm working in a school project and I will need to design and build an active noise cancellation circuit. This will include Orcad files, the circuit tested in an oscilloscope woth oscilloscope images and the delivery of the circuit with a report that explain all the mathematics behind the project step by step. Can you do that?

    $785 (Avg Bid)
    $785 平均报价
    1 个竞标

    We need an expert to help us with the circuit design of the following- 1. PCB design of circuit with production node MCU board, relay module and power module. 2. Dimmer circuit to dim leds from 0-100% and step dimmer for fans. The deliverable will include a working board.

    $1038 (Avg Bid)
    $1038 平均报价
    15 个竞标

    I have several circuit design and programming related to it. You must have excellent background in electrical engineering and programming. Good luck.

    $16 - $65 / hr
    加封
    $16 - $65 / hr
    7 个竞标

    We need an expert to help us with the circuit design of the following- 1. PCB design of circuit with production node MCU board, relay module and power module. 2. Dimmer circuit to dim leds from 0-100% and step dimmer for fans. The deliverable will include a working board.

    $1195 (Avg Bid)
    $1195 平均报价
    20 个竞标

    ...shape of a 300mm long x 38mm wide desk ruler for marketing our company with its logo. The finished PCB has no electrical or electronic use whatsoever. So no skills in circuit design needed. The ruler will be manufactured in PCB FR-4 material. It will be manufactured by a blank PCB maker (most likely in China) . Along with usual measurement of rulers

    $268 (Avg Bid)
    $268 平均报价
    6 个竞标

    The high level circuit design of this project has been already done and also the components has already selected. All components are Analog Devices components having reference design for drivers. This design contains 8 receivers and 8 transmitters. Each Receiver : has one LNA+mixer and one Hybrid Coupler Each Transmitter : has one mixer+PA and one

    $5214 (Avg Bid)
    $5214 平均报价
    13 个竞标

    I am using the AG320T circuit board and need someone to complete the circuit. The final delivery will be a gerber file. This should be a quick / easy thing for someone that knows the calculations to make. These are the items that need to be on the circuit board: 5.4 Shutdown input Max operating temperature is 85 degrees Celsius ( Pin 8 on the board

    $2064 (Avg Bid)
    $2064 平均报价
    8 个竞标

    I have a simple circuit and I want to replace the lm358 with another discrete circuit. I will send information by private message.

    $212 (Avg Bid)
    $212 平均报价
    25 个竞标

    Create Two circuit boards capable of these two functions (24V DC power for the Stepper Motors) (1) Mode 1 Design Two Identical PCB boards that operate stepper two motors to operate in Synchronization operated by wireless remote control to rotate both motors; I. CW at 3 speeds; low, Medium and high speed II. CCW at 3 speeds; low, Medium and high speed

    $11118 (Avg Bid)
    $11118 平均报价
    18 个竞标

    ...small LED circuit that's only made from 3 electronics components (including the LED itself). Currently, I am having a small electronics firm assemble these where they use a PCB to attach all 3 components into a single circuit. However, I'd like to eliminate the PCB altogether and not use a board at all. My application requires the circuit to ...

    $3319 (Avg Bid)
    $3319 平均报价
    15 个竞标

    I am working on a project and I found a circuit that I would like to understand so I can use it in my project. I need you to explain step by step the maths behind the circuit and the function of each component. It is an active noise cancelling circuit.

    $180 (Avg Bid)
    $180 平均报价
    3 个竞标

    ...I need some help to design, assemble, test, debug, a simple arduino board (with a ATMega328 chip) as shown here : [登录来查看链接] The first step / milestone (what you bid for) is just to reproduce the design shown (provide a schematic), help me find the right components (provide a list of components), and help me to assemble / test /

    $188 (Avg Bid)
    $188 平均报价
    15 个竞标

    Need someone to make a schematics of the circuit and components that moves this HDD arm, from pictures and video attached. Also would like a suggestion to make the same circuit with more readily available components than the ICM7555CN which is not longer produced as well as SCL4049AE. Other refinements are welcome as well as long as functionality stays

    $1750 (Avg Bid)
    $1750 平均报价
    13 个竞标

    Hello i need asymmetric pwm signal generator circuit,you can have look picture will be full bridge which is meaning voltage going plus zero and minus,positive and negative duty cycle will not be same for more detail please contact with me PLS do not give bid from india or Pakistan

    $502 (Avg Bid)
    $502 平均报价
    13 个竞标

    I need to edit a pcb design made whit eagle. I've the schematich file and brd file of the board whit Atmel 328P and need to migrate to ATSAMD21E18 32-bit Cortex M0+ Upgrade: Using RTC of ATSAMD21E18 ( coin cell battery) Using USB of ATSAMD21E18 Removing microSD Nedd BRD and SCH eagle files

    $1072 (Avg Bid)
    $1072 平均报价
    13 个竞标

    I am looking for the led circuit designers having some innovative ideas and designs for led products.

    $1038 (Avg Bid)
    $1038 平均报价
    8 个竞标
    Assembly 8051 1 天 left

    I need someone to help me develop a project involving a 8051 microcontroller using Assembly language, as well as designing the circuit and PCB. I have a good part of the scheme and code from where to start so to someone with experience it shouldn’t take too long to complete it.

    $259 (Avg Bid)
    $259 平均报价
    12 个竞标

    Digital background calibration is required to mitigate timing mismatch between multiple ADC's. The circuit is schematic, can be designed in Cadence Design Tool. Skills Required: IC Designing Circuit Designing Strong knowledge of ADCs Knowledge of DLL, PLL Have good command on CAD tools

    $4347 (Avg Bid)
    $4347 平均报价
    10 个竞标

    OPTIMIZATION OF RELAYING AND CIRCUIT BREAKERS

    $1184 (Avg Bid)
    $1184 平均报价
    7 个竞标
    TDC1000 Expert Required 1 天 left
    已验证

    I need to use TDC1000 and Two Ultrasonic sensors for Tx and Rx. The Ultrasonic waves will be transmitted from one end of a small pipe and received at other end. The pipe will be filled with Milk. There will be a heater and temperature sensor attached to the pipe. once the milk is entered into the pipe, the heater will start and once Temperature reaches

    $1537 (Avg Bid)
    $1537 平均报价
    11 个竞标

    I want to measure expansion stress inside pipe using a strain gauge pasted on the outside of pipe. I want a complete circuit made with readily available modules for strain gauge sensing like BF350-3AA, Y3 etc. Data from sensor should be read by Arduino, which should save data in csv or txt format. I should be able to view real time data on LCD Screen

    $1649 (Avg Bid)
    $1649 平均报价
    15 个竞标
    3d modeller 4 小时 left

    Designing a mouse shell for a circuit board and mouse wheel I already have one hand. I want to create a light ergo shell with the design aspects of the mouse I currently have, but smaller and differently shaped. I want to essentially create a fusion between image3 and ec2-b-01 any dimensions I can provide. Requirements - decreased volume of the shell

    $1436 (Avg Bid)
    $1436 平均报价
    35 个竞标
    Logo design 已经结束 left

    Logo design, electronic circuit design

    $1932 (Avg Bid)
    $1932 平均报价
    32 个竞标

    a. Re Design the attached PoE Lighting Solution components b. Provide a full solution including its case (the design of the case and the circuit should be available in 3D). c. To provide the full code needed to operate the controller "Protocol between server and controller will be MQTT” for security purpose d. Estimated full package cost in mass produ...

    $36210 (Avg Bid)
    $36210 平均报价
    13 个竞标

    ...RadioSet-GO, a source of innovative, portable, QRP (low power) HAM radio equipment. I used to purchase capacitive touch key boards to integrate with my projects and they worked perfectly. Unfortunately, the owner of that business passed away, and I am left trying to come up with something just as good. I have attempted several circuits myself with only

    $4676 (Avg Bid)
    $4676 平均报价
    15 个竞标

    I need a pcb design usin eagle. It is a shield for Arduino Pro Mini, The parts i am using: Arduino Pro mini Atmega 328mu Eeprom 24LC512 Rtc Ds1307 Xbee PRO I need the part size to be 1206 and the board size to be around 60mmx25mm

    $534 (Avg Bid)
    $534 平均报价
    23 个竞标

    We are a small team helping to develop a product that will be installed primarily on school busses to help deter people from passing a stopped bus. I have designed a simple circuit that provides 2 functions. 1. An alternating light flasher, this was done using 2 555 timers. 2. A motor control, Forward when the circuit is on, reverse when it turns

    $1224 (Avg Bid)
    $1224 平均报价
    18 个竞标

    ...need the battery to be able to charge through a port. You will need to find the type of battery that we will use that must be compatible with the existing circuitry and electrical requirements as well as design the connections and charging port. Need a professional who can get this done quickly and knows how to do everything related to this proje...

    $1216 (Avg Bid)
    $1216 平均报价
    2 个竞标
    STM32 microcontroller 已经结束 left

    ...received the components and the PCB. I will assemble the different parts of the circuit and test their devices with very simple programs. Flashing test Receive a serial port frames Send a serial port frames Receive a canbus frames Send a canbus frames I assemble the LED circuit and test the LEDs with simple program for handle led drivers by SPI interfase

    $330 (Avg Bid)
    $330 平均报价
    9 个竞标

    Hello Freelancers! I have this pro...that requires a proffesional familiar with electrical circuits, CLIPS and knowledge of Protégé . The Protégé part for statics is ready i need implementation in CLIPS according to ATTACHED description. Kindly review details and let me know if interested. I can offer aprox $60-70AUD for this one Happy Biding :)

    $620 (Avg Bid)
    $620 平均报价
    1 个竞标

    I would like to fabricate a PCB which the RF output power for Nordic 24L01 can be enhanced. It can be achieved by Maxi RF amplifier MCP01. The PCB should include: - size limited to 2.5cm x 4.5cm - I/O pin put on one side of PCB, please see attached "Pin [登录来查看链接]". - Electrical characteristic should be within the range provided by 24L01 and MCP01

    $1506 (Avg Bid)
    $1506 平均报价
    23 个竞标

    ...can make quality double circuit board for ESP8266 for a prototype. The board will also be assembled with other accessories. The project will include a final finish assembled box. The list of parts and the circuit diagram will be provided. The bidder is responsible to create the PCB unit and then assemble all the parts to create the finish product

    $314 (Avg Bid)
    $314 平均报价
    1 个竞标

    Hello Freelancers! I have this project for 15 January that requires a proffes...15 January that requires a proffesional familiar with electrical circuits, CLIPS and Protégé . The Protégé part for statics is ready i need implementation in CLIPS according to ATTACHED description. Kindly review details and let me know if interested. Happy Biding :)

    $557 (Avg Bid)
    $557 平均报价
    1 个竞标
    Design for me a Hardware 已经结束 left

    I want to design a circuit board containing certain sensors and components so I can upload my software on and get readings from the sensors. I want to upload my software on a micro controller which will be compatible with C programming language and eclipse.

    $1483 (Avg Bid)
    保密协议
    $1483 平均报价
    13 个竞标

    pcb layout integrated circuit programming chip level development

    $63 (Avg Bid)
    $63 平均报价
    1 个竞标
    Project for Krunal B. 已经结束 left

    pcb layout integrated circuit programming electronic pcb development

    $63 (Avg Bid)
    $63 平均报价
    1 个竞标

    I want to make a basic rc car consist of four 300rpm johnson motors and i also have my flysky controller fsi6. But I'm facing trouble to control the motors using the controller. Please help me out and kindly send me a brief or a circuit diagram how to make my project as soon as possible.

    $141 (Avg Bid)
    $141 平均报价
    6 个竞标
    VLSI Layout using lasi7 已经结束 left

    I'll provide the circuit with the dimension of transistor, I need a freelancer to do two layout in Lasi7.

    $847 (Avg Bid)
    $847 平均报价
    4 个竞标
    Build a circuit 已经结束 left

    Led circuit build out and potential CAD product design

    $4190 (Avg Bid)
    $4190 平均报价
    37 个竞标

    I wish to build upon this project (or similar): [登录来查看链接] The premise is to build this circuit but changing to a larger accelerator to measure up to 200g: [登录来查看链接] Following this, the data should be displayed visually

    $2071 (Avg Bid)
    $2071 平均报价
    19 个竞标