Circuit Design Jobs

110 were found based on your criteria

  • Hourly – More than 6 months – Less than 10 hrs/week – Posted
    I am the owner of a small online business and I am looking for a PCB designer. I manage a portfolio of several websites around the topic of open-source hardware and I want to launch several products, mainly around the ESP8266 WiFi chip. Here is the description of one version of this chip: http://tronixlabs.com/iot/esp8266-esp-12-wifi-board-with-full-i-o-and-pcb-antenna/ You will be in charge of: - creating circuits schematics based on a new product specification - making layouts based on existing schematics - build ...
  • Hourly – 3 to 6 months – 10-30 hrs/week – Posted
    We are looking for someone who have experience with circuit designs for electro-mechanical products like (physical therapy products). We have a non-functional prototype and in need of an engineer who can make our electro-mechanical device works. You must have experience with making complex devices functions with knowledge of electrical, mechanical and microcontroller programming.
  • Hourly – Less than 1 week – 30+ hrs/week – Posted
    The circuit is already set up, with SKM file available. The load dapper, arc flash, short circuit modelling has already been performed, we just need harmonic analysis (inputs/outputs screenshots & SKM files updated with the addition of the harmonic analysis). applicants MUST MUST MUST only apply with conformation and examples of: - have SKM software available to use - Have previous SKM experience - Have previous harmonic analysis experience
  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    Hi, looking for a designer to finalize the inside of our product, it is an electronic bracelet. Need PCB layout and design. Must think smart as it is a small space. Flex circuit! We have : - components' list, firmare flow v.1.0, schematics, 3d size for pcb structure.
  • Hourly – More than 6 months – 30+ hrs/week – Posted
    Distortion Detector The purpose of this tool is to enable the installer to set the gain of an audio amplifier to match the source unit’s output level, accurately and quickly. It can also be useful for detecting distortion in the audio signal caused by poorly designed or malfunctioning audio equipment. Specifications The Distortion Detector’s circuitry is 100% analog Distortion Detection trigger level > 1.0% Harmonic Distortion Guaranteed operating range of input signal is 1.2Vrms – 125Vrms. (15,000 ...
  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    2 x projects required Project A Remote Water Tank - Water Level Monitor Using weather resistant ultrasonic proximity sensor, WiFi Breakout for data transmission, Including air temp and humidity sensor Rechargeable battery back up solar powered. Receiver with LED display showing water level in Meters and Centimeters, air temp and relative humidity (%) Dependent on project cost and saleability could also be extended to include development of IOS/Android App Require all working code, color coded circuit diagrams for assembly, detailed suggested ...
  • Hourly – Less than 1 week – 10-30 hrs/week – Posted
    I would like to make an Arduino system with mp3.sound and 2 LED output. 3 conditions in the program: Either pressing one or two microswitch all together, there is not any output. Release the microswitch, the mp3 sound will play and the red led will change to green. Now I need someone to help me set up the program and hardware part.
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    need a timed circuit to switch electromagnet coils on and off and to very the intensity of the coils
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