How to design circuit jobs

Filter

My recent searches
Filter by:
Budget
to
to
to
Type
Skills
Languages
    Job State
    9,498 how to design circuit jobs found, pricing in USD
    vumeter with LM3914 6 days left
    VERIFIED

    I want the schematic and also the corresponding pcb of this circuit design with all the needed (Gerber) files.( You must only use the free version of KiCad software, use of another software design package is not acceptable ! ). I will provide you with a design from scratch ( by hand - pdf file ). I believe it will be an easy job for someone who knows

    $71 (Avg Bid)
    $71 Avg Bid
    4 bids
    Multidruino 6 days left

    Making a circuit and pcb design

    $12 / hr (Avg Bid)
    $12 / hr Avg Bid
    7 bids

    Hi Sharmin A., I would like to purchase your design that has a brain on the left and a circuit on the right.

    $40 (Avg Bid)
    $40 Avg Bid
    1 bids

    Pspice. Need to build smart & simple circuit to control P-channel MOSFET in order to protect dc-converter from votlage spikes coming from Vin, needs to be done in Pspice. I have all the necessary datasheets.

    $142 (Avg Bid)
    $142 Avg Bid
    5 bids

    Fitness based app to cast to tv screens with multi video displays, interval timer and back end programme/Fitness circuit builder!

    $328 (Avg Bid)
    $328 Avg Bid
    6 bids

    ...have a development board with a schematic that needs updates to fit our current requirements. Some of the work are as follow: 1. Remove some of the parts from the development board that are unnecessary, and not applicable to our current function. We can provide instructions. 2. Updates to the schematic for two parts that are currently soldered onto

    $41 / hr (Avg Bid)
    $41 / hr Avg Bid
    47 bids

    I just require a circuit diagram for an arduino project that I have. I also require the code to be double checked.

    $16 (Avg Bid)
    $16 Avg Bid
    14 bids

    I need a full Arduino program and circuit design including specific parts required to control heating of 6 pieces of Nitinol wire using pulse width modulation. Requirements: 1. I need a full circuit design 2. List of parts available in Australia that I should buy in order to build the circuit 3. Arduino program to control the heating of th...

    $123 (Avg Bid)
    $123 Avg Bid
    34 bids

    Hi, We are looking for a pcb designer who should have good kno... We are looking for a pcb designer who should have good knowledge on mixed signal pcb designing, analog circuit designing and multi layer pcb designing. Submit your proposal with your previous experience. Details of the project will be shared to the concerned freelancer who got selected.

    $22 / hr (Avg Bid)
    $22 / hr Avg Bid
    30 bids

    I need to get data from 4 to 20 ma sensors and process input data using a microcontroller. After processing the data, it will be transferred to the computer via the Rs-232 protocol.

    $157 (Avg Bid)
    $157 Avg Bid
    21 bids

    We need Fritzing diagram for 12 simple circuits. The circuits are simple and I will give all the...need Fritzing diagram for 12 simple circuits. The circuits are simple and I will give all the details which has to be designed using Fritzing software will all the parts and clearly labeled. There are 11 simple circuits and 1 final circuit combining all.

    $20 (Avg Bid)
    $20 Avg Bid
    1 bids

    I am looking for an experienced individual or team that wi...looking for an experienced individual or team that will create an initial design and functioning prototype for a custom electronics project involving wifi communications, cameras and motion detection. Strong experience with consumer quality production of electronics and design is preferred.

    $552 (Avg Bid)
    $552 Avg Bid
    25 bids

    ...Operations, Modifications and Maintenance of telecommunications equipment and associated apparatus. (IP, Voice, EoSDH, MPLS, etc.) • Testing, commissioning and fault isolation of circuit orders for IPLC, EoSDH, voice circuits, IP circuits etc. (including the last mile offnet segments) • Implementation of new projects based on EPLAN, statement of work and provide

    $53854 (Avg Bid)
    $53854 Avg Bid
    3 bids

    I'm working on a prototype of an Electric Bike. I am trying to use regenerative energy from the electric motor during freewheeling, to charge back the battery. I want this to be semi-automated and hence I'm looking for a MOSFET/IGBT based switching circuit to achieve the same. Below is the scenario and problem statement. Check the diagrams for reference

    $151 (Avg Bid)
    $151 Avg Bid
    6 bids

    I have a simple device that I will need to control and monitor from from a PC via its USB port. This device will have an I/O port (one for for 8-bit input and one for 8-bit output ). Also, apart from the I/O, I will need a few additional lines to work as CONTROL lines. The interface circuitry could be built using an ARM Cortex micro-controller, or

    $192 (Avg Bid)
    $192 Avg Bid
    31 bids

    ...a simple project but I realize that I am missing something that is not obvious to me. The attached zip file contains the Excel files as well as the htm files from the website where I found this calculation in Excel. Also the website URL. The Excel file contains a design equation allowing the output voltage adjustment for a DC/DC converter based on

    $179 (Avg Bid)
    $179 Avg Bid
    25 bids

    ...3amp ultra fast smartphone charger design with following technical specifications and features: Technical specifications and features: • output voltage: 3.6V to 12V and the maximum output current: 3A or slightly greater than that like 3.1 or 3.4 amp and this power should be 18W (Not cheaper and conventional design like output 5V/3A, or 15W power, easily

    $2324 (Avg Bid)
    $2324 Avg Bid
    9 bids

    I want to modify an HP 10bll+ calculator with something like an Audrino Nano to include the Wolfgram alpha program. For those who don't know Wolfgram alpha is a calculator App and website that shows you how to solve any math problem step by step, if I could make that program run on a modified calculator it would make my maths easier to calculate and

    $226 (Avg Bid)
    $226 Avg Bid
    5 bids

    ...AT-09. We only have circuit diagrams for individual components but we need Gerber file to place online order for final board. You will have to do: 1. Review components we require on the board and draw a circuit with applicable components, resistors, capacitors, etc 2. Make suggestions and improvements like voltage management etc to increase life & speed

    $215 (Avg Bid)
    $215 Avg Bid
    26 bids

    ...is a power supply & battery charging circuit design. Fabrication of the module is not required. Subject to the specifications below, required for delivery is: - circuit board BOM (incl manufacturer part numbers) - design files (preferably EasyEDA, but Kicad, Eagle or Altium OK) - detailed description of circuit operation Specifications: - usb-c in

    $390 (Avg Bid)
    $390 Avg Bid
    22 bids

    A network card with 12 ports, 10 ports are good and 2 ports are bad.

    $400 (Avg Bid)
    $400 Avg Bid
    1 bids

    ...project is to use an arduino circuit like ATMEGA328P Pro Mini 328 Mini and a SIM 800L gprs GSM circuit board, prefered board to be smallest possible or ( if you can recommend better module for this project is fine let me know) conected to a the main alarm control panel and whenever there is an alarm this module call and send a text massage to the custom...

    $3 / hr (Avg Bid)
    $3 / hr Avg Bid
    2 bids

    ...redesign circuit to test self interference cancellation on 28 Ghz with different Bandwidth 5 mhz and 10mhz and 20 mhz to check the amount of self interference can be cancelled. Why I choose 28 Ghz because at this will be the frequency for 5G . Self interference cancellation has many techniques one of them is antenna cancellation So, in order to be newest

    $76 (Avg Bid)
    $76 Avg Bid
    3 bids

    i need circuit for sine wave(220vac)synchronization and sharing current for more detail please contact with me

    $217 (Avg Bid)
    $217 Avg Bid
    13 bids

    hi i need a clear code to count rpm from engine (from the spark plug cable or fuel inyector) its going to be part of a longer code so no "delay" functions. also shematics of circuit if needed. engines go up yo 16,500 rpm to be used with nano

    $35 (Avg Bid)
    $35 Avg Bid
    3 bids

    Build printed circuit from a blueprint drawing project of the item attached. PCB file requested. Possibile request to build an hardware prototype with USB port (not LPT port like the original): request of MOB Excel file. I already have a PDF file of the original blueprint.

    $200 (Avg Bid)
    $200 Avg Bid
    19 bids

    I am trying to get someone to integrate my flashing circuit with a motion censer ,,,either create a Gerber file or make the whole motherboard itself. It has to operate 20 5mm LEDs lights with 2 AA battery's.

    $40 (Avg Bid)
    $40 Avg Bid
    1 bids

    We have a network board with 8 ports. Each port is controlled by an onboard CPU and associated memory. Out of 8 ports, two ports are bad. It could be bad CPU, bad memory or other reasons. We are looking for someone that can repair this board.

    $539 (Avg Bid)
    $539 Avg Bid
    11 bids

    Use Photodiode BPW34 or 21, design an circuit that would do : 1. amplification from nA current input to 100X to 1000X 2. Time integration for this input 3. Analog Output to connect to Arduino as analog 4. Bonus : 16 bit A/D as output for Arduino.

    $385 (Avg Bid)
    $385 Avg Bid
    28 bids

    ...working on wireless power transfer and have come up with some circuits I need to compare in terms of efficiency. I need someone to help me plot their efficiencies against coupling coefficient as well as varying load impedance. It's very easy stuff, just that I don't know how to go about the simulation. I have all component values and necessary equations

    $32 (Avg Bid)
    $32 Avg Bid
    5 bids

    I am looking for a PCB board designer. Design a mini circuit board (needs to fit inside at the bottom of the coke can) that powers a mini fan and a circular UV tube using lithium battery that can last min of 120 minutes under temperature around 2-5 C. . This unit needs to provide a switch that gives 3 specified time per cycle (Ex. 1 min/3 times a

    $280 (Avg Bid)
    $280 Avg Bid
    14 bids

    I need some one to design a mini circuit board (needs to fit inside at the bottom of the coke can) that powers a mini fan and a circular UV tube using lithium battery that can last min of 120 minutes under temperature around 2-5 C. . This unit needs to provide a switch that gives 3 specified time per cycle (Ex. 1 min/3 times a day, 3 min/3 times a day

    $202 (Avg Bid)
    $202 Avg Bid
    6 bids

    ...Needs to Know about Boundary Scan Testing How to Simplify Your Circuit Board Testing with JTAG Boundary Scan How Boundary Scan Testing can Reduce PCB Manufacturing Wastage Common misconceptions about JTAG Boundary Scan JTAG Boundary Scan - Myths and Facts How to bridge the testing gap between PCB design and manufacturing DFT ASSISTANT ...

    $118 (Avg Bid)
    $118 Avg Bid
    40 bids

    ...all by itself. I used to be his executive coach when he was a high performing leader at General Electric. He's asked me to join him on the speaking circuit to help draw out the practical principles that he learned/experienced during this historic run that apply to individuals both personally and professionally. It also applies to teams and organiz...

    $363 (Avg Bid)
    $363 Avg Bid
    13 bids

    ...small circuit which will convert the direct current (DC) to alternating current (AC). The power of a battery is converted in to’ main voltages’ or AC power. This power can be used for electronic appliances like television, mobile phones, computer etc. the main function of the inverter is to convert DC to AC and step-up transformer is used to...

    $22 (Avg Bid)
    $22 Avg Bid
    12 bids

    I need a professional who 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 total assembled box. Only high experience person should submit bids. No overseas but US only please. Contact with your prior similar work experience.

    $186 (Avg Bid)
    $186 Avg Bid
    16 bids

    My idea: each explosion in valve cause one vibration. I...in valve cause one vibration. I need a sensor which transfer this vibration to frequency output. Power source Ucc: 12~24V Output: rectangle, 0 to Ucc, freq modulation. I am looking for existing sensor waterproof, dustproof, fit to engine by screw. OR design electronic circuit for this device.

    $124 (Avg Bid)
    $124 Avg Bid
    3 bids

    Hello, can I build this circuit to test self interference cancellation on 28 Ghz 1st we can do this one , but we want the central frequency is 28 Ghz , with different Bandwidth 5 mhz and 10mhz and 20 mhz to check the amount of self interference can be cancelled. Why 28 Ghz ?as this will be the frequency for 5G . Self interference cancellation has many

    $40 (Avg Bid)
    $40 Avg Bid
    3 bids

    i need a 240v 30a circuit and a couple outlets installed

    min $50 / hr
    Local
    min $50 / hr
    0 bids

    Hello, can I build this circuit to test self interference cancellation on 28 Ghz 1st we can do this one , but we want the central frequency is 28 Ghz , with different Bandwidth 5 mhz and 10mhz and 20 mhz to check the amount of self interference can be cancelled. Why 28 Ghz ?as this will be the frequency for 5G . Self interference cancellation has many

    $28 (Avg Bid)
    $28 Avg Bid
    4 bids

    Hi Zhenan Goal is to build a device that will record conversations, save them on the device, and sync to an iOS based. The battery life needs to support ~3-4hours of conversation recording (ideal would be 6 hours) Form factor will be important and will need to be somewhere in (65mm x 35mm) range. Some thoughts on what a POTENTIAL (Please improvise)

    $650 (Avg Bid)
    $650 Avg Bid
    1 bids

    I need to get a PCB layout designed. On paper and on bread board, design is ready. Skills required: PCB, Electronics, Circuit designing

    $93 (Avg Bid)
    $93 Avg Bid
    80 bids

    Hello, I am looking for someone to print circuit on double sided naked PCB for which I will provide schematic diagram.

    $26 (Avg Bid)
    $26 Avg Bid
    48 bids

    Hello, I need a 5v relay circuit for arduino designed that can be hooked up to the i2c interface of arduino. It must have an led for that turns on when the relay is closed. it should accept 220v 10amp.

    $99 (Avg Bid)
    $99 Avg Bid
    10 bids

    Hello, can I build this circuit to test self interference cancellation on 28 Ghz

    $219 (Avg Bid)
    $219 Avg Bid
    3 bids

    expert in circuit designing is needed to design a simple circuit

    $17 (Avg Bid)
    $17 Avg Bid
    45 bids

    Hi there, i need a circuit that works as below Receiving a ground signal from a momentary push-button and triggers on/off button on a remote control that is powered by 3v battery. (would need some zener diode or something added so that the remote would also accept the power from the circuitry) Each trigger has to be non latching. (just a click type)

    $68 (Avg Bid)
    $68 Avg Bid
    12 bids

    ...and excellent ripple rejection Full PCB design build and test Delivery of a fully working PCB Kindly test your circuit practically at your end and after the successful testing only you should deliver it to me. Finally I want detailed technical report containing the explanation of your circuit diagrams and how you calculated the values of each and every

    $359 (Avg Bid)
    NDA
    $359 Avg Bid
    1 bids

    Board Size: 470mm x 170mm The route density is low and the circuit seems to be simple.

    $111 (Avg Bid)
    $111 Avg Bid
    28 bids