Refinement and Construction of Sound Circuit Board

$750-1500 USD

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Đã đăng vào 28 ngày trước

$750-1500 USD

Thanh toán khi bàn giao

Design and build a circuit board to make machine gun sound by pushing a button. I have the basic design but it needs to be refined and then built. I am looking for help to build a circuit board that will make machine gun sounds when a push button is pushed. Once we have the circuit designed and built I will be installing this on a 79% scale fully flying replica WWII P-51 Mustang Fighter airplane that I am purchasing. Device should be powered by 14 DC, needs a push button activation that will be installed in the aircraft yoke, an on/off switch, volume control, and speaker output as input to a Garmin GTN750xi communication radio. The airplane manufacturer and avionics installation company at onboard with the project and willing to assist. I already have a circuit design that I believe will make the sound I am looking for. I need it built and designed into a small form factor that can be produced in small scale. The aircraft is built under experimental certification, so there will be no STC or certification necessary for the install of this device. The link below is a design I found that sounds really good. [login to view URL] Thank you, Jon Word

Audio Engineering

Audio Production

Circuit Design

Electrical Engineering

Mã dự án: 40318228

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9 đề xuất

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Hoạt động 27 ngày trước

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9 freelancer chào giá trung bình $1.283 USD cho công việc này

@macroenergy

With over a decade of experience in Circuit Design, Electrical Engineering, Electronics, Embedded Systems and Microcontroller, I am confident in my capabilities to bring your sound circuit board design to life for your WWII P-51 Mustang Fighter airplane. Your project seems quite unique and interesting; it aligns well with my thorough understanding of Digital Motor Control, Analog Design and Power Electronics. I've worked extensively on projects involving the use of low power distribution circuits with analog filters and various noiseless special op-amplifier based analog designs that I believe will be essential in refining your existing circuit design and transforming it into a small scale, efficient implementation. My expertise in embedded systems guarantees that the circuit board solution will be reliable and compatible with the installation requirements. Additionally, having hands-on experience with PCB design using Altium and Easyeda plus my meticulousness when it comes to creating CAD files for manufacturers bamakes me an ideal fit to bring the physical circuit to life. Furthermore, I am skilled in Matlab simulations through which I can assess the compatibility of each hardware component, ensuring smooth integration and performance.

$850 USD trong 14 ngày

4,8

(159 nhận xét)

7,4

@engrusmanfaiz

Hello Jon, I can refine your concept into a compact, aircraft-ready PCB with reliable machine gun sound playback and clean integration to your avionics. I recommend upgrading your current analog design to a stable digital audio solution for realistic sound and precise control. The board will support 14V input, push-button trigger on the yoke, on/off switch, and smooth volume adjustment. I will design a low-noise audio path compatible with your Garmin GTN 750Xi input, ensuring no interference. The PCB will be compact, vibration-resistant, and suitable for small-batch production. I will prototype, test audio quality, and validate signal levels before final PCB fabrication. Full deliverables include schematic, PCB, firmware, and production-ready files (BOM + Gerbers). Experience in embedded systems, PCB design, and audio integration ensures a robust result. Regards, Engineer Muhammad Usman

$1.125 USD trong 7 ngày

4,8

(74 nhận xét)

6,7

@DngPhgNam

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have worked on similar projects where I refined and built compact sound circuit boards for realistic effects in embedded systems, ensuring seamless integration and reliable performance. From my experience, the key to successfully completing this project is focusing on miniaturization and clear, accurate audio output while maintaining stable power and user control components. ⭕My approach will include: - Refining your existing circuit design for optimal size and efficiency - Integrating push button activation, volume control, and power management into the PCB layout - Ensuring compatibility with the Garmin GTN750xi communication radio input - Designing for easy installation in the aircraft yoke environment - Collaborating with your aircraft manufacturer and avionics experts for precise requirements ❓Could you please confirm the exact volume output range you require? ❓Are there any preferred components or size constraints for the PCB? ❓Is the audio signal output line-level or speaker-level to interface with the Garmin radio? I am confident that with my expertise in electronics and embedded sound systems, I can deliver a robust, small-form-factor machine gun sound circuit perfectly suited for your P-51 Mustang project. Thank you for considering my proposal. Best regards, Nam

$1.200 USD trong 7 ngày