回路設計 仕事とコンテスト

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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プロジェクト / コンテスト 詳細 入札 / エントリー スキル 開始日 終了日 価格(JPY)
electrical engineer needed Hi I need an electrical engineer for my task 11 エンジニアリング, エレクトロニクス, 電気工学, PCBレイアウト, 回路設計 Oct 24, 2017 本日6日 23時間 ¥7049
Aesthetic laser equipment engineer in Indonesia Hi there! I want to find a aesthetic laser equipment engineer in Indonesia. This is a small test for finding a suitable partner for my business. More IPL& Laser machines repair will be followed and i will introduce you to my clients if you doing well in this job. What's your opinion of this project? What's your plan? 0 エンジニアリング, 電気工学, 回路設計 Oct 24, 2017 本日6日 19時間 -
Monitor tilting and orientation with 9DOF using raspberry pi or ARM or stm32 i want to Monitor tilting and orientation of Laptop lid. designer have to give compact design. further details will be provided upon request. 5 Android, マイクロコントローラ, PCBレイアウト, 回路設計, ソフトウェア開発 Oct 24, 2017 本日6日 19時間 ¥27061
Making scheme of protecting board for 3th Li-ion battery I need protection board for Li-ion battery. It must do this task: overcharge with balancing, overdischarge, temperature detection, and overcurrent. The overcurrent must work throuth some time delay, because this board will be use in screwdriwer and it have high current pick at start. You can make it by use components: dw01a, tp4056 or components with the same function. In the net you can find som... 7 エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 24, 2017 本日6日 17時間 ¥13985
Differential Amplifier using LTSpice Design Differential Amplifier and simulate 6 エンジニアリング, 電気工学, 回路設計 Oct 23, 2017 本日6日 11時間 ¥4434
Basic Engineering Mathematics and Electronics Looking for a freelancer with a great background in Engineering Mathematics and good electronics background who is eager to work and has a great work ethic. 14 エレクトロニクス, 統計, 電気工学, 数学, 回路設計 Oct 23, 2017 本日6日 10時間 ¥37752
Design and Simulation Report Design and Ltspive and simulation 8 エンジニアリング, エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 23, 2017 本日6日 9時間 ¥2501
I am looking for electrical expert. I have several problems in switching power electrical device developing. 13 エンジニアリング, 製造, 構造工学, プロダクトデザイン, 回路設計 Oct 23, 2017 本日6日 6時間 ¥44230
Development and Design of a Buck Converter - open to bidding Design a simple high efficiency switching voltage regulator circuit capable of delivering a minimum of voltage. 1. I need prototyping (real project) 2. report 9 C プログラミング, エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 23, 2017 本日6日 6時間 ¥21128
Project for Daniil R. Hi Daniil R., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 2 エレクトロニクス, Matlab and Mathematica, 電気工学, PCBレイアウト, , 回路設計 Oct 22, 2017 Oct 22, 20178日 13時間 ¥977
Transformer less 3Kw inverter system Hello. I'm trying to build a 3kw transformer less inverter system. I say transformer less because the idea is for the inverter box to be quite small. Output AC should be 50Hz 220-230V. Input DC is 24v nominal (min 20v, Max 34v). I need this done between 24-48 hours. If the timeline is not achievable, please do not bid. 15 エンジニアリング, エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 22, 2017 Oct 22, 20175日 3時間 ¥51848
electrical lab Expert_ Someone who can do in Electrical Lab & Electronics Expert and can do a job its urgent. 25 エンジニアリング, エレクトロニクス, 機械工学, 電気工学, 回路設計 Oct 22, 2017 Oct 22, 20174日 21時間 ¥14667
Electronics Expert someone who is good in Electronics and can do a small job.. Its very urgent.. 50 エンジニアリング, エレクトロニクス, 電気工学, PCBレイアウト, 回路設計 Oct 22, 2017 Oct 22, 20174日 21時間 ¥13872
Help in Transimpedance Amplifier Design I need help in Transimpedance Amplifier Design 6 エンジニアリング, エレクトロニクス, Matlab and Mathematica, 電気工学, 回路設計 Oct 22, 2017 Oct 22, 20174日 21時間 ¥2275
Electrical Power Engineering Kindly find below two parts to be solved: Problem 1 Two single-phase transformers are connected open-Y open-Δ to provide power for a three-phase Y-connected 100-kVA load with a 0.80 lagging power factor and a 50-kVA single-phase load with a 0.90 lagging power factor, as shown in Figure 1. Assume that the primary-side voltage of the bank is 7620/13,200 V and the secondary-side voltage is ... 18 エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 20, 2017 Oct 20, 20173日 10時間 ¥3866
Design electrical wiring for a portable dryer according to EU and USA legislation -- 2 We need an electrical engineer with experience in designing circuits and wiring for home appliances. In essence our circuit is very simple: we need to connect a 110 / 220v propeller (which needs a condenser to startup) with a 1000W resistance which includes a thermostat and 2 sub-circuits: one 100W and the other one 900W, that are activated with a switch. It is crucial to have demonstrable e... 9 エレクトロニクス, 電気工学, 回路設計, 電気技術者 Oct 19, 2017 Oct 19, 20172日 9時間 ¥63484
PCB Board design for PyCom FiPy We are needing a main board designed for a FiPy board from pycom to expose some headers for easy attachment as well as add a power source and connection to the board. The following connectors are needed: Connections +34vdc MDB 6 pin molex connector(Figure 1) JST connector for LiPo battery Serial connection MDB to pycom(Figure 1) Serial connector Pinout Molex MicroFit(6 pin) Dual row 14 pin... 8 エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 19, 2017 Oct 19, 20172日 9時間 ¥37635
weighing aurdino measurement unit I am looking for small aurdino based measuring unit [URLが削除済みです、ログインして表示してください] could be very simple with just the connections between components namely,kitchen digital weighing scale and aurdino with output readings on [URLが削除済みです、ログインして表示してください] I am trying this forum first time and frequently require such [URLが削除済みです、ログインして表示してください] looking for something quick. 11 エレクトロニクス, 組み込みソフト, Arduino, 回路設計 Oct 19, 2017 Oct 19, 20172日 3時間 ¥4965
Design electrical wiring for a portable dryer according to EU and USA legislation We need an electrical engineer with experience in designing circuits and wiring for home appliances. In essence our circuit is very simple: we need to connect a 110 / 220v propeller (which needs a condenser to startup) with a 1000W resistance which includes a thermostat and 2 sub-circuits: one 100W and the other one 900W, that are activated with a switch. It is crucial to have demonstrable e... 5 エレクトロニクス, 電気工学, 回路設計, 電気技術者 Oct 18, 2017 Oct 18, 20171日 11時間 ¥22133
Altium layout design Make layout design from the schematic. Required Knowledge in Altium design. 48 エレクトロニクス, CAD/CAM, 電気工学, PCBレイアウト, 回路設計 Oct 18, 2017 Oct 18, 20171日 7時間 ¥1616
Two Thermistor inputs on relay board replicating exact resistance to five heat pumps A relay resistor board to turn on two heat pumps and a second set of 3 heat pumps at the same time. Currently I have five thermistors in two hot water tanks of each of the five heat pumps. 2 thermistor in one tank and 3 thermistors in a second tank Wanted Leaving one thermistor in each tank only connected to two inputs in a Relay board to replicate the exact resistance of each of the two thermi... 13 エレクトロニクス, 電気工学, PCBレイアウト, Assembly, 回路設計 Oct 17, 2017 Oct 17, 20177日 15時間 ¥39881
PCB circuit design PCB circuit design and fabrication for the project. Minimum project cost is very necessary. Batter backup upto 2-3 hours maximum in idle mode and not much 37 エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 17, 2017 Oct 17, 20179時間 50分 ¥11614
Digitally controlled Dc to Dc converter(Buck Boost) The microcontroller controlled Dc to Dc converter 37 エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 17, 2017 Oct 17, 20171時間 58分 ¥42918
Heat sensor - hardware project Hello. I need to create easy heat sensor. It should have 1,5V AA battery, small led green light, heat sensor and on/off switch. Please see attached scheme. I need that it works in style - when i put the "legs" of this device in fluid and it has only room temperature, then it will not lighting. But when i put the "legs" of this device in hot fluid, then it will light green. Bud... 41 エンジニアリング, エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 17, 2017 Oct 17, 2017終了 ¥18420
Design a circuit to perform PMC memory related operations Hello, Looking for someone, who can design a circuit to perform PMC memory related operation. I have a read and write circuit which can perform read and write operations on a PMC (programmable metalization cell) memory cell. Now the circuit I want to design (we will call it a controller as it controls the operation) will first read the data stored inside the cell (with help of read circuit) ... 7 エレクトロニクス, 電気工学, 回路設計 Oct 17, 2017 Oct 17, 2017終了 ¥60830
Design a circuit to perfroem PMC memory related operations Hello, Looking for someone, who can design a circuit to perform PMC memory related operation. I have a read and write circuit which can perform read and write operations on a PMC (programmable metalization cell) memory cell. Now the circuit I want to design (we will call it a controller as it controls the operation) will first read the data stored inside the cell (with help of read circuit) ... 6 回路設計 Oct 17, 2017 Oct 17, 2017終了 ¥66629
Controller - 16/10/2017 21:59 EDT Design a controller schematic base on attached diagram. Accepted files: DIP TRACE ASCII//PDF/P-CAD ASCII/JPG 14 エレクトロニクス, CAD/CAM, 電気工学, PCBレイアウト, 回路設計 Oct 16, 2017 Oct 16, 2017終了 ¥9323
printed circuit board design printed circuit board design 28 エレクトロニクス, 電気工学, PCBレイアウト, 回路設計 Oct 16, 2017 Oct 16, 2017終了 ¥4434
NFC (Mifare) cards reader. PIC, NXP PN532. Proteus. Hello! I was given a task to make a reader for NFC tags and Mifare cards (Classic cards would be enough, I suppose). What it should be like: I have to connect NXP PN532 reader (link below) using UART interface (I think it is more preferable than I2C or SPI interface because of its simplicity) with PIC microcontroller, which should be modelated in Proteus. Connection between PN532 and PC should b... 11 C プログラミング, エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 16, 2017 Oct 16, 2017終了 ¥28539
Electronic and Circuit Design I need a Layout Design with Expresspcb software 9 エンジニアリング, エレクトロニクス, 電気工学, PCBレイアウト, 回路設計 Oct 15, 2017 Oct 15, 2017終了 ¥2843
OBD circuit PCB circuit design Hello, I want to design a pcb for obd in vehicles. Must be able to test prototypes. make gerber files and offer improvement. Very important to be dependable. 29 エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 15, 2017 Oct 15, 2017終了 ¥27629
Electrical Engineering Project-4 Need an electrical engineering expert Budget-35$ 4 エンジニアリング, エレクトロニクス, Matlab and Mathematica, 電気工学, 回路設計 Oct 15, 2017 Oct 15, 2017終了 ¥3184
エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 14, 2017 Oct 14, 2017終了
PCB design of smart watch as well as configuration development and firmware design i need a new PCB design and source code of implemented smart watch . i need this code to allow me to allow me to have it written as a software in future. 17 エレクトロニクス, マイクロコントローラ, 組み込みソフト, PCBレイアウト, 回路設計 Oct 14, 2017 Oct 14, 2017終了 ¥24630
Relay module and pinboard ---layout PCB (PADS) very simple board . [URLが削除済みです、ログインして表示してください] use PADS to layout. 2. Prepare BOM 9 エレクトロニクス, 電気工学, PCBレイアウト, 回路設計 Oct 14, 2017 Oct 14, 2017終了 ¥3798
Build A Drone A Drone with 4 LEDs, 4 Brushed Motors, Gyroscope, and a camera. I uploaded a document with all of the information. 12 エレクトロニクス, マイクロコントローラ, 電気工学, PCBレイアウト, 回路設計 Oct 14, 2017 Oct 14, 2017終了 ¥17055
want to design led driver when we can adjust the voltage and current to set the power output and suite all kind of applications the power input is 120-220v for driver and the power output is 3w-60w we need two controllers or short knobs to control voltage and current individually at output. if it is not possible in single driver split up in to two drivers 3-30w and 30-60w 16 エンジニアリング, エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 14, 2017 Oct 14, 2017終了 ¥45235
Project for Jaikumar M. Hi Jaikumar M., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 8 エレクトロニクス, 電気工学, 製造デザイン, , デジタルデザイン, 回路設計 Oct 12, 2017 Oct 12, 2017終了 ¥30699
555 circuit modification I have a schematic for a slow fading led circuit using a 555 timer. I would like to have the circuit modified to use a photoresistor to turn the circuit on at night and off at day. 9 エレクトロニクス, 回路設計 Oct 11, 2017 Oct 11, 2017終了 ¥9437
BJT transistor circuits problems Please look at the attached file for more details. `Only need page 2 till page 6 done. Part 1 till Part 4. 5 エンジニアリング, エレクトロニクス, 機械工学, 電気工学, 回路設計 Oct 11, 2017 Oct 11, 2017終了 ¥4090
[req] finding chip(s) for construction video PAL (cvbs) signal to VGA D-SUB signal required chip(s) and schematic for build converter and scandoubler witch can convrt VIDEO signal to VGA signal (show VIDEO on VGA monitors) 3 エレクトロニクス, マイクロコントローラ, 電気工学, 回路設計 Oct 11, 2017 Oct 11, 2017終了 ¥2047
Project for Anton P. Hi Anton P., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 10 エレクトロニクス, Article Writing, 電気工学, , 英語(英国), 回路設計 Oct 11, 2017 Oct 11, 2017終了 ¥7931
technicaldata electrical appliances technical details 1 エレクトロニクス, 製造, 構造工学, プロダクトデザイン, 回路設計 Oct 11, 2017 Oct 11, 2017終了 ¥217780
need to get to be done bluetooth watch and tracker Hi, freelancers I need to make a new bluetooth device that contains watch andtracker function. It would be better if it can be compatible with gps. the size and style should be similar to the watch. the smaller, the better. Hope to discuss more after PM. thanks 8 ワイヤレス, マイクロコントローラ, Arduino, 回路設計, Bluetooth Low Energy (BLE) Oct 10, 2017 Oct 10, 2017終了 ¥61980
Electrical Project Work Need Expert Help Electrical Project Help Need Help 17 エンジニアリング, 製造, 構造工学, プロダクトデザイン, 回路設計 Oct 10, 2017 Oct 10, 2017終了 ¥2210
PC Board Solder Project in Irvine, CA Seeking professional and skilled solder technician to solder very small capacitor to a single connection on approx. 1800 PC Boards. Attached is an image of a PC board with the solder work completed, with the work requiring completion circled in red. Please provide a project quote to finish all PC Boards in question. All work must be done in-house at our facilities located in Irvine, CA. 3 マイクロコントローラ, PLCとSCADA, PCBレイアウト, Assembly, 回路設計 Oct 9, 2017 Oct 9, 2017終了 ¥70495
how to replace a heater core on a Chevolet 2000 silverado pickup how to replace a heater core in a Chevolet 2000 Silverado pickup 2 パーム, PLCとSCADA, 回路設計, ピックアップ Oct 9, 2017 Oct 9, 2017終了 ¥28425
Soldering Project You have to solder the button cells with leds and wires as per the specifications which will be mentioned after being hired. 12 PLCとSCADA, PCBレイアウト, 計装, Assembly, 回路設計 Oct 9, 2017 Oct 9, 2017終了 ¥2235
EKG PCB optimization and debugging Need help in debugging prototype device for ECG. It is based on a Texas instrument ADS11292 and is covering only two precordial leads V1 and V3. The problems we need to solve are: 1. Why ERA and ELA pads that are currently on PCB aren’t working properly? Signal is too noisy. Configuration is designed for connection with these sensor pads ([URLが削除済みです、ログインして表示してください]). How crucial are &ld... 9 インターネットマーケティング, リード, PCBレイアウト, デバッギング, 回路設計 Oct 9, 2017 Oct 9, 2017終了 ¥75156
Use Arduino UNO to clone (copy and resend) RF signals Objective: Use Arduino UNO to clone (copy, and resend) 315MHz or 433MHz RF signals Details: 1. You can choose one frequency from 315MHz or 433MHz. I have both devices. 2. The original RF signal to copy and replay: remote control command between a toy Key Fob and a 1-channel wireless relay. E.g. push botton on key fob, the LED on the relay will turn on / off. (it is a toy key fob only, not re... 4 ワイヤレス, マイクロコントローラ, Arduino, 回路設計, Bluetooth Low Energy (BLE) Oct 8, 2017 Oct 8, 2017終了 ¥11999
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