• ¥15000元 电子设备

    状态: 未托管 关注: 截止交稿时间: 2018-07-03

    fr(中文版)

    信号接收,CPU,flash。

    技能: 电路设计

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  • ¥25000元 Build me a smaller circuit design and prototype which include GSM module Accele

    状态: 未托管 关注: 截止交稿时间: 2018-07-02

    fr(中文版)

    A smaller sized and low power consumption circuit device is needed which can work with DC power supply/Battery and has ability to collect the readings from sensors and can securely transmit data to server over 2G/3G/4G GSM data connectivity (can including IMEI ID).

    技能: 电路设计, 电機工程, 电子, 微控制器, 印制板布局

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  • ¥140元 GRPS dispensing machine

    状态: 未托管 关注: 截止交稿时间: 2018-06-29

    fr(中文版)

    Development of dispensing machine

    Dispenses products after validating user identification,

    with Ethernet connection and gprs.

    It must measure temperature and relative humidity.

    Transactions are recorded and recorded in remote database ARM microcontroller GSM

    Ethernet

    Altium

    IoT

    Micro SD

    LCD

    Battery

    技能: 电路设计, 电機工程, 电子, 微控制器, 印制板布局

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  • ¥500元 Matrix Keypad PCB

    状态: 未托管 关注: 截止交稿时间: 2018-06-29

    fr(中文版)

    Build a PCB board with a matrix keypad (3x4) with 6 function keys.

    Width = 6 inches

    Height = 3 inches

    Layout as per picture

    Final output is DXF and gerber format.

    This is in conjunction with: https://www.freelancer.com/projects/electronics/SOM-PCB-Carrier-Board-modifications/

    Both will be awarded together.

    技能: 电路设计, 电機工程, 电子, 印制板布局, 产品设计

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  • ¥7000元 Pcb design having two layers and all smd components with minimum power requireme

    状态: 未托管 关注: 截止交稿时间: 2018-06-29

    fr(中文版)

    We require a pcb design layout having two layers and all smd components with minimum power requirements. Firstly, we need 20 samples for testing with subsequent design modifications then require quotation for 1000 tested boards. We will provide the schematic. We will also provide the fabrication cost.

    技能: 电路设计, 电機工程, 电子, 印制板布局, 产品设计

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  • ¥1050元 15W led bulb driver circuits for home appliences

    状态: 未托管 关注: 截止交稿时间: 2018-06-28

    fr(中文版)

    i need 15W led bulb driver circuits for home appliences

    with transformer

    技能: 电路设计, 电機工程, 电子, 工程, 微控制器

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  • ¥250元 15 W LED BULB CIRCUIT

    状态: 未托管 关注: 截止交稿时间: 2018-06-28

    fr(中文版)

    I NEED LED CIRCUIT OF 15W (LED BULB) FOR HOME APPLIENCES

    技能: 电路设计, 电機工程, 电子, 工程, 微控制器

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  • ¥500元 8Channel EMGECG Circuit

    状态: 未托管 关注: 截止交稿时间: 2018-06-28

    fr(中文版)

    I am looking to have a PCB designed with the schematic attached.

    - Aim is to have 8 channels of EMG/ECG.

    - One common reference on the body (each individual sensor has one reference, aim is to make it one common reference for all 8 channels).

    - USB-C/Micro-USB Port access for data streaming (preferable) or SD card.

    - Bluetooth antenna.

    技能: 电路设计, 电機工程, 电子, 微控制器, 印制板布局

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  • ¥140元 We need a Custom and Complete Schematic PCB designed in Altium

    状态: 未托管 关注: 截止交稿时间: 2018-06-28

    fr(中文版)

    Expert Altium PCB/Schematic Design... Complete

    [login to view URL]

    Need ultra compact design using this eval board design as a guide , replacing RJ-45 to YKKU-1309BNL

    Based on this reference we need a smaller board with our RJ45 Jack and remove Aux input section

    PCB must be made to comply to [login to view URL] capabilities /stackup

    - Libraries of Components including Components Schematics and Footprints need to be made

    - Project Files Should be Production Ready Output Format, including complete BOM and Gerber/pick-place files

    - Design must be safe; the device must operate reliably.

    - Design must be optimized for small size.

    - Minimal amount of board layers to be used.

    - Resistors and all other components should be of minimal size and available in small quantities.

    - Design will be reviewed before project closure by Microchip

    - Proto testing requires several weeks. Identified issues must be fixed as part of design warranty

    Please check our enclosed file on the structure and what we expect for outputfiles

    技能: 电路设计, 电機工程, 电子, 印制板布局

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  • ¥20元 •Designing two passive adapters

    状态: 未托管 关注: 截止交稿时间: 2018-06-28

    fr(中文版)

    Designing two passive adapters that will be used inside MRI room.

    Our project will be fully defined after choosing the appropriate engineer.

    Applicants should be an electrical engineer, with excellent communication skills in English.

    技能: 电路设计, 电機工程, 电子, 工程, 印制板布局

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  • ¥140元 PCB DESIGN

    状态: 未托管 关注: 截止交稿时间: 2018-06-27

    fr(中文版)

    Draw us a schematic in orcad capture of an existing PCB by tracing it and then Design us a double sided PCB in orcad layout

    技能: CAD/CAM, 电路设计, 电機工程, 电子, 印制板布局

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  • ¥20元 data Logger

    状态: 未托管 关注: 截止交稿时间: 2018-06-27

    fr(中文版)

    hello

    i want to make usb traveling data logger device for container temperature that can keep recording till 60 days and extract reading in secure pdf sheet

    a short description for the software

    we will push a start bottom the program make delay about 30 min and start recording ( date , time , temp ) then every 10 min the device tack temp record

    after 30 - 60 days we will take the device and plug to PC and must be plug and play then we extract the data from device storage in pdf secured file

    also we will require the design and component of the device

    My name : Moetaz Darwish

    技能: Arduino, 电路设计, 电子, 微控制器, 印制板布局

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  • ¥20元 Developing embedded system

    状态: 未托管 关注: 截止交稿时间: 2018-06-27

    fr(中文版)

    Need develop embedded system to control solenoid valve, proximity sensor, accelerometer using LabVIEW arduino interface.

    技能: Arduino, 电路设计, 嵌入式软件, LabVIEW

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  • ¥20元 PCB design files

    状态: 未托管 关注: 截止交稿时间: 2018-06-26

    fr(中文版)

    Require someone to do PCB files in Eagle. I have done the schematic and need the PCB files completed and the gerber files for manufacturing

    技能: CAD/CAM, 电路设计, 电子, 印制板布局

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  • ¥21元 pspice expert needed in electronics

    状态: 未托管 关注: 截止交稿时间: 2018-06-26

    fr(中文版)

    PSPICE expert needed to do a simulation

    技能: 电路设计, 电機工程, 电子, 工程, 机械工程

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