Circuit Design Jobs

45 were found based on your criteria

  • Fixed-Price – Est. Budget: $60.00 Posted
    Looking for a circuit designer who can design a circuit that will switch to battery when voltage from solar cell drops below 2.5 volts. Additionally output power must not exceed 3.3v. Input battery voltage will not exceed 3.6v and input from the solar panel will not exceed 6.6 volts. The device that this will feed will normally draw 0.5 – 1.5 mA with regular spikes to 15 mA. Maximum draw is 20mA. The specs on ...
  • Fixed-Price – Est. Budget: $200.00 Posted
    I am looking for someone with PCB Design experience as well as Arduino programming experience. I want to design a 2.4ghz RC Transmitter & Receiver setup. The transmitter will be enclosed with a 3D printed enclosure as well as receiver. I need someone to design the PCB schematic as well as help build it with arduino + program it. A few features that the controller will have are the following: - Lipo battery pack for charging - Can be charged via USB - small ...
  • Fixed-Price – Est. Budget: $50.00 Posted
    Hello, I have found a circuit board drawing online that I'd like to have made into a virtual breadboard using the software at http://www.virtualbreadboard.com, free to download. The circuit drawing I found was probably made in paint, there is no author to it, and hence no support. The original circuit was made with three levels where the designer soldered IC chips on top of each other. I don't want to do this. I just want ...
  • Fixed-Price – Est. Budget: $40.00 Posted
    I need a small daughterboard designed. It is very basic. PCB Size +- 3x3 to 5 x 5 cm (3x3 will be best if you can make the terminals fit. Terminals need to be1/2cm x 1/2 cm. Center of the board, a 8 pin IC socket The board redirects the following pins to (looking from the top): - Pins 8 and 4 (top) - Pins 7, 6 and 2 (left) - Pins 1 and 5 to the (bottom) and - Pins 3 to ...
  • Fixed-Price – Est. Budget: $100.00 Posted
    I need a device which is able to gather data from an accelerometer and a RFID reader. It should only activate when moving. If it moves, it should start transmitting a data stream, including the data from the accelerometer and the RFID reader via bluetooth to a connected bluetooth device. Thus I need the device to contain the following components: - Bluetooth Module - Accelerometer - RFID - Battery (needs charge indicator) The device should be able to read data from RFID-Sources within a ...
  • Fixed-Price – Est. Budget: $500.00 Posted
    We need a PCB designer to help us design a custom motherboard for a concept product. The board will be part of a HD network-camera (CCTV) video-recording device. The board will operate a LINUX OS and will have a number of key components physically installed on the board as listed below: 1) 16 x POE RJ-45 network jacks w/ status LED indicators 2) 1 x LAN/WAN RJ-45 network jack w/ status LED indicators 3) 1 x 4.0TB SATA ...
  • Fixed-Price – Est. Budget: $50.00 Posted
    Hi, I have a PCB design with mistakes. I need very professional PCB designer that will fix the errors in our PCB. need to change one circuit, and to fix errors in BOM list and to check deeply that the PCB is correct according to the electrical circuit. This job is very very simple and easy for professionals. Please check the circuits. The sources and the job need to be done with Altium. Thanks Dan XU
  • Fixed-Price – Est. Budget: $50.00 Posted
    I am looking for a talented engineer to make a very simple ardunio solution: Create an ardunio solution that can be used to turn an outlet on or off based on a pre-determined time period, depending on the state: State 1 - Unit is first plugged in / turned on, the unit allows the outlet to deliver power. Goes to State 2. State 2 - After X amount of time (customizable - 1 hour or 4 hours or 2 weeks), the outlet shuts off ...
  • Fixed-Price – Est. Budget: $20.00 Posted
    Hi, I'm willing to pay $20 to a successful applicant for some of their time and expertise. I need to talk to someone regarding programming languages used for hardware/software interface (automating physical environments), how the software works, electronics used (physical components) and so forth. I would like to get into the business but I have no idea where to start and need some guidance. Applicants should please answer the following questions in their application: Have you developed controller ...
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