Circuit Design is the process of designing electrical circuits to create a complete electronic system. A Circuit Designer is responsible for designing circuits, testing the board and components through simulations, troubleshooting any errors, and even prototyping the board by manufacturing a few before completing the entire circuit accurately. Through this intricate process, a Circuit Designer will be able to optimize the design with their expertise and creative talent to push out an efficient product.

Circuit Designers are knowledgeable engineers with a high level understanding of electronics engineering and components that can be used in a circuit. They also possess analytical skills as they must be able to calculate loads, power consumption and sophisticated circuit architecture that involves cause and effects to produce sound results. With extensive knowledge of hardware engineering, Circuit Designers are responsible for hardware selection, board sizing, and routing of signals.

Here's some projects that our expert Circuit Designer made real:

  • Automation systems built through electronic schematics
  • Electrical systems concepted through hand sketches
  • PCB designs implemented through industry standard software
  • High level radio networks designed through detailed concept papers
  • Power efficient circuits delivered with noise reduction features

These projects use both beginner and advanced electrical engineering techniques that our expert Circuit Designers are capable of delivering. With creativity, knowledge in engineering disciplines and product optimization experience, our Circuit Designers create reliable and innovative solutions for our clients’ projects.

We invite you to post your project on Freelancer.com so you can experience what our group of expert Circuit Designers have to offer. With their strong background in electronics engineering and creative problem solving, our freelancers can create dependable and optimized circuits for your project.

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    chritmas light show 6 дней(-я) left

    I am looking to create a Christmas light show at my house, with no specific theme in mind. The light show should cover a medium sized area including the whole house and front yard. I would like set music in sync with the light show. I need help with everything from purhchasing the right type or lights, controller, design, setup, etc...If you are experienced in creating beautiful light displays and think you could help me create something stunning, I'd love to hear from you!

    $442 (Avg Bid)
    $442 Ср. заявка
    27 заявок(-ки)
    $384 Ср. заявка
    38 заявок(-ки)
    Square Wave to Sine Wave (Power) Converter 5 дней(-я) left
    ПОДТВЕРЖДЕН

    I am looking for a freelancer who can develop a Square Wave to Sine Wave (Power) Converter for my project. Input Voltage: 120V (rms) Square wave Frequency: 500 Hz Output Voltage: Same as Input Load applied at Output: 1.5 Amp Skills and Experience: - Experience in designing and developing power converters. - Proficiency in working with square wave to sine wave conversion. - Knowledge of frequency range specifications and voltage regulation. - Familiarity with power electronics and circuit design. - Ability to ensure reliability and efficiency in the converter design. If you have the required skills and experience, please submit your proposal for this project.

    $114 (Avg Bid)
    $114 Ср. заявка
    9 заявок(-ки)
    PCB Schematic design 4 дней(-я) left

    I am looking for a skilled PCB designer to create a schematic design for my project. The complexity of the design is simple. Specific requirements for the PCB size and dimensions are provided, so the ideal candidate should be able to work within those specifications. I will provide details on the particular components and features that must be included in the design. Experience in PCB design and knowledge of component selection and placement is required for this project. The ability to work efficiently and meet deadlines is also important. If you have previous experience in designing compact PCBs and can provide samples of your work, that would be highly advantageous.

    $13 (Avg Bid)
    $13 Ср. заявка
    18 заявок(-ки)
    PCB design 4 дней(-я) left

    I am looking for an experienced PCB designer to help me with my project. I am looking for a simple design and I already have a list of components that should be included. The design should be a single layer PCB. With this level of complexity, the board should be fairly straightforward for an experienced designer to create. It is important to me that the board is correctly designed the first time, so attention to detail and accuracy is a must throughout the process. The ideal candidate should have experience designing PCBs, a good understanding of electronics, and excellent communication skills in order to work with me throughout the process. If you have an extensive portfolio of successful PCB designs, I would welcome the opportunity to view the work. Thank you for your time and I look for...

    $12 (Avg Bid)
    $12 Ср. заявка
    10 заявок(-ки)
    PCB Designing for Class-D Audio Amplifier 4 дней(-я) left
    ПОДТВЕРЖДЕН

    I am looking for a PCB designer to create a circuit board for a Class-D audio amplifier. The project requires the following: Power Output: - The audio amplifier should have a power output of less than 50W. PCB Size: - The PCB should be designed to a specific size (less than 3 x 2 inches). The PCB will have two inputs one for the audio and one for the power source of +30VDC and -30VDC Input Source: - The amplifier will be used with an analog input source. Ideal Skills and Experience: - Experience in PCB design for audio amplifiers. - Proficiency in working with Class-D amplifier circuits. - Knowledge of analog input source compatibility. - Ability to design PCBs to specific size requirements.

    $41 (Avg Bid)
    $41 Ср. заявка
    11 заявок(-ки)

    Assist in designing a power amplifier and switching power supplier. The power amplifier will be powered by the off-line switching supply and a Class-D amplifier. Experience with analog electronics is highly preferred.

    $528 (Avg Bid)
    $528 Ср. заявка
    21 заявок(-ки)

    My project goal is to develop a load frequency control system for a multi-area power system with solar energy integration. The primary focus is to minimize frequency deviations utilizing the latest control techniques available. My goal is to accomplish this task in less than one month. I have experience with various renewable energy sources, such as solar, wind, and hydro, so I am very comfortable designing this solution. My expertise and passion in renewable energy integration and power system control is why I believe I am well suited for this task. I have the knowledge and drive to quickly and efficiently design the best load frequency control system.

    $505 (Avg Bid)
    $505 Ср. заявка
    23 заявок(-ки)
    PCB Update - TeraOhm Input impedance test / simulate & improve. 4 дней(-я) left
    ПОДТВЕРЖДЕН

    I am looking for a freelancer to analyse my current schematic and PCB design. I need to verify current input impedance and if required improve the input impedance to the >1 TeraOhm range. The project requires both TeraOhm input impedance testing and PCB simulation. Specific requirements for the new impedance value: I have a specific value in mind that I would like the freelancer to achieve. >1 TeraOhm range I need a detailed report of the changes and simulations performed on the PCB. The documentation should provide a comprehensive overview of the modifications required. Ideally we don't want to modify the current PCB layout but hopefully only make changes to specific components to get as close as possible to the target input impedance. This means the same footprint compone...

    $187 (Avg Bid)
    Соглашение о неразглашении
    $187 Ср. заявка
    21 заявок(-ки)
    Clamp earth resistance meter design and developement 3 дней(-я) left
    ПОДТВЕРЖДЕН

    I am looking for a skilled individual or team to design and develop a clamp earth resistance meter. This project requires expertise in electrical engineering and measurement accuracy. Requirements: - The earth resistance measurement must have a required accuracy of ±1%. - The preferred method for the meter to measure earth resistance is through the inductive method. - The maximum earth resistance value to be measured should fall within the range of 0-10 Ohms. Ideal Skills and Experience: - Strong background in electrical engineering and circuit design. - Experience in developing clamp earth resistance meters or similar instruments. - Proficiency in programming and firmware development for data acquisition and analysis. - Knowledge of inductive measurement methods and techniques. -...

    $344 (Avg Bid)
    $344 Ср. заявка
    6 заявок(-ки)
    solder components on a board 3 дней(-я) left
    ПОДТВЕРЖДЕН

    I'm looking for a skilled and experienced freelancer to solder components onto my printed circuit board (PCB). I have a detailed schematic showing all components and their placement on the board, and there are more than 50 components that need to be soldered. This requires excellent soldering skills and a great deal of care and precision. This project is a high priority for me and I need to get it done quickly and right the first time. Preferred qualifications include experience working on PCBs and a proven track record of success in soldering PCBs with complex designs. If you can help me with this project, I look forward to hearing from you!

    $111 (Avg Bid)
    $111 Ср. заявка
    12 заявок(-ки)

    I am looking for someone to design a circuit for a mini HD camera input that can feed to four HDMI outputs. The project requires the following: - The circuit is simply live feeding camera video image to the four HDMI outputs - Desired resolution for the HD camera input: 720p or 1080p - The camera will be a typical circuit-sized camera (1cm x 1cm) - No specific brand preferences for the components used in the design, any reliable brand will do - Four HDMI outputs are needed that connecting any type of monitor will simply display the camera feed - Minimal power consumption, preferably in a 12v circuit Ideal skills and experience for this job would include: - Circuit design and PCB layout experience - Familiarity with HD camera inputs and HDMI outputs - Knowledge of reliable component brands...

    $50 (Avg Bid)
    Гарантированный

    I want the keylogger to be able to store all data input from keyboard with time stamps. when the keylogger is connected to the pc via usb or serial port, the windows will show all saved data time stamped and also have a encryted password so only the end user can see the data the keylogeer must be supplied with 3.7 volts, having sleeping option so it will save energy, I need this project from zero : PCB,softwear and firmwear

    $519 (Avg Bid)
    $519 Ср. заявка
    36 заявок(-ки)
    Electrikal 1 день left

    Project Title: Electrikal Description: I am looking for an experienced electrician for a project involving electrical repair and maintenance. The project timeline is flexible and there are no specific electrical requirements or standards to be followed. Skills and Experience: - Proven experience in electrical repair and maintenance - Knowledge of standard electrical practices - Familiarity with various electrical systems and equipment - Strong troubleshooting and problem-solving skills - Attention to detail and ability to work independently Please provide examples of previous projects and certifications related to electrical repair and maintenance.

    $992 (Avg Bid)
    $992 Ср. заявка
    19 заявок(-ки)
    PCB design 1 день left
    ПОДТВЕРЖДЕН

    PCB Design for safety Application, - Complexity Level: Moderate level, - details will be provided, Experienced PCB designer is required to develop a circuit board for an safety application. The design should be of moderate complexity and capable of meeting the specific requirements of our project. Skills and Experience Required: - Proficiency in PCB design software, such as Altium Designer or Eagle - Strong understanding of industrial application requirements - Experience working with complex circuitry and components - Knowledge of best practices for PCB layout and signal integrity - Ability to collaborate with the client to incorporate specific components into the design If you have a proven track record in PCB design for industrial applications and are able to work closely with our ...

    $225 (Avg Bid)
    $225 Ср. заявка
    32 заявок(-ки)
    Electrical design- PR8 1 день left
    ПОДТВЕРЖДЕН

    I am looking for an experienced electrical design engineer to assist with the design and engineering of an EV (Electrical Vehicle) for the transportation of goods. The specific tasks include circuit design, power distribution, power system, control and protection, and vehicle lighting design. - The project requires expertise in electrical engineering and design principles. - Knowledge of EV systems and components is essential. - The ideal candidate should have experience in designing and engineering EVs or similar electrical vehicles. - The electrical design needs to be completed within 1 month. - The client has specific requirements and preferences for the design, which will be provided upon hiring. If you have the necessary skills and experience in electrical design for EVs, please su...

    $347 (Avg Bid)
    $347 Ср. заявка
    16 заявок(-ки)
    pcb layout designer 1 день left

    My project requires a professional PCB layout designer to help bring my electronic device to life. The desired PCB should be a single layer, based on a sketch that I will provide. The functionality of the device is audio storing and connecting to a touch sheet. I need this PCB layout design to ensure proper function and to integrate the data transmission necessary to make the device work. I am confident that the right designer can take my project to the next level and make it exceptional.

    $13 (Avg Bid)
    $13 Ср. заявка
    7 заявок(-ки)
    Service engineer 21 часов(-а) left

    I am in need of experienced contractor service engineer to provide ongoing maintenance and repair services for medical anesthetic equipment and machinery. As all of my projects are highly important, I am looking for a dependable individual/team who can provide quality work and hit deadlines. I need someone with strong technical knowledge and expertise in electrical engineering to come up with solutions that are both cost-effective and reliable. If you think you have the necessary skills and expertise, please get in touch and let me know. Thank you!

    $266 / hr (Avg Bid)
    $266 / hr Ср. заявка
    5 заявок(-ки)
    12v@2amp lead acid battery charger 12 часов(-а) left

    I am looking for a freelancer who can develop a 12V@2amp lead acid battery charger. Input Voltage: The charger should have a universal AC input voltage. Charging Technology: I am open to different charging technologies, including conventional, pulse, and trickle. Charging Time: The desired charging time for the battery is standard, which is between 4-8 hours. Ideal Skills and Experience: - Experience in designing and developing lead acid battery chargers - Knowledge of different charging technologies and their applications - Proficiency in working with universal AC input voltage - Familiarity with battery charging time optimization - Ability to deliver a high-quality and efficient charging solution within the given time frame.

    $88 (Avg Bid)
    $88 Ср. заявка
    12 заявок(-ки)
    Design a pcb for esp32 9 часов(-а) left

    I am looking for a skilled PCB designer to create a large-sized PCB (greater than 10cm x 10cm) for an ESP32 project. Key Requirements: - Experience in designing large-sized PCBs - Proficiency in Altium Designer, as it is the preferred PCB layout software - Ability to suggest and incorporate specific components into the design Tasks: - Create a PCB layout that accommodates the ESP32 SoC not the module. - The PCB should contain an accelerometer and gyroscope module. - Power to the board will be feed from an RJ45 PoE cable. The same cable will be used for modbus tcp so all additional hardware for that will need to be implemented. - The board will need to be programed using the Arduino IDE and other specific components - Provide suggestions for some components that are not yet specified -...

    $20 / hr (Avg Bid)
    $20 / hr Ср. заявка
    33 заявок(-ки)
    PCB design 7 часов(-а) left

    I am looking for someone to design a small, simple PCB for me with a deadline of 1-2 weeks. I understand that this is quite a short timeframe however I'm confident that the right individual with the right skill set can do it. I'm looking for someone who has the experience and expertise to produce a quality product and meet the desired timeline. If you think you can meet my requirements, then I would love to hear from you!

    $144 (Avg Bid)
    $144 Ср. заявка
    25 заявок(-ки)

    I'm looking for an electronics and PCB designer to create a simple camera system. ./ This system will have 9 high-res RaspberryPi cameras (arranged in 3x3) and will take picture simultaneously when a trigger is pressed. ./ It will be placed inside a compact enclosure to be carried around. ./ footprint can be 20cm diameter, or 20x20cm. ./ A small screen to indicate when pictures have been taken (or live-stream the middle camera) will be nice. ./ data can be saved in an sd-card, to be transferred later on (maybe via ethernet)

    $381 (Avg Bid)
    $381 Ср. заявка
    20 заявок(-ки)

    I'm looking for an electronics and PCB designer to create a simple camera system. ./ This system will have 9 high-res RaspberryPi cameras (arranged in 3x3) and will take picture simultaneously when a trigger is pressed. ./ It will be placed inside a compact enclosure to be carried around. ./ footprint can be 20cm diameter, or 20x20cm. ./ A small screen to indicate when pictures have been taken (or live-stream the middle camera) will be nice. ./ data can be saved in an sd-card, to be transferred later on (maybe via ethernet)

    $328 (Avg Bid)
    $328 Ср. заявка
    16 заявок(-ки)
    PCB Designers 4 часов(-а) left

    I am looking for skilled PCB designers who have experience in multi-layer PCB design using Altium Designer. The project involves designing a PCB for data communication purposes. The ideal candidate should have a strong understanding of data communication protocols and be proficient in using Altium Designer for multi-layer PCB designs.

    $31 / hr (Avg Bid)
    $31 / hr Ср. заявка
    14 заявок(-ки)

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