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Audio App: SD Card- Teensy 4.1 to Audio Codec to Amplifier to Ldspkr (10 w) -- 2

$15-25 USD / hour

Closed
Posted 5 months ago

$15-25 USD / hour

I am looking for a freelancer to develop a dedicated purpose audio app using a Teensy 4.1 microcontroller. The app will play files from a preloaded SD Card to Teensy to Audio Codec to Audio Amp to a Speaker (10 w). Desired Output: - The main function of the app is playback. User Interface: - The audio app will have a user interface that utilizes 3-gang starswitch for selections (000-199). Three switches: START, PAUSE (Looong selections require this),END (selection). Analog VOL control, Lo to Hi Power: Wall plug-in: 110V AC to 12V DC, 1 Amp Audio File Format: - The preferred format for the audio files is not specified, as the app should be able to play various formats such as MP3 and WAV. Skills and Experience: - Experience with Teensy microcontrollers and audio codecs. - Proficiency in programming languages such as C++ or Arduino. - Knowledge of audio file formats and playback. - Ability to integrate hardware components like amplifiers and speakers.
Project ID: 37598165

About the project

20 proposals
Remote project
Active 3 mos ago

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20 freelancers are bidding on average $24 USD/hour for this job
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Hi there,I'm biddin on your project "Audio App: SD Card- Teensy 4.1 to Audio Codec to Amplifier to Ldspkr (10 w) -- 2" I have read your project description and i'm an expert in C programming and machine learning therefore i can do this project for you perfectly.I still have a few questions. please leave a message on my chat so we can discuss the budget and deadline of the project. Thanks. .. .
$50 USD in 988 days
4.9 (152 reviews)
8.2
8.2
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Hi Good afternoon , I have read the brief details on your job listing . I see you have been looking for someone experienced with Microcontroller, C Programming, Arduino, Electronics and C++ Programming. Its been 8 years since I have been working on freelancer.com, I have 9 years of experience doing similar jobs. I would request you to check my profile and review projects, feedbacks of projects related to those skills. Questions: 1. These are all the requirements of your job or do you have more? If yes, Please provide detailed requirements in chat and let me review and get back with queries. 2. Do you currently have anything done or this job has to be done from scratch? 3. What is the timeline to get this job done? 4. Are you open to use 3rd party APIS for it even if they are paid? Why Choose Me? 1. I have done more than 250 major projects only on freelancer.com. 2. I have not received a single bad feedback since last 5-6 years. 3. You will find 5 star feedback on last 100+ major projects which shows my clients are happy with my work. Portfolio: https://www.freelancer.com/u/AwaisChaudhry Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) Please initiate the chat so we could discuss it in detail and we will continue from there. Thanks! Awais
$25 USD in 34 days
5.0 (20 reviews)
7.2
7.2
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Hello, Upon reading the job details I would say that all the required skills Arduino, Electronics, Microcontroller, C Programming and C++ Programming fall under my skills. I work on freelancer full time and I believe I can do this job if I get all the detailed requirements. Please check my portfolio as well: https://www.freelancer.com/u/AITSoft Looking forward to your response. Shamshad
$25 USD in 23 days
5.0 (2 reviews)
5.9
5.9
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Dear Chuck E.,   We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time.   We are 25 years in this business and our technical specialists have strong experience in C Programming, Electronics, Microcontroller, C++ Programming, Arduino and other technologies relevant to your project.   Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews.   Please contact us via Freelancer Chat to discuss your project in details or let's appoint time for Zoom meeting to meet and discuss your project in details.    Best regards, Sales department Tangram Canada Inc.   
$25 USD in 5 days
5.0 (3 reviews)
5.8
5.8
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We are a team of Electrical and Electronics engineers, we have successfully completed 1000+ Projects for multiple regular clients from OMAN, UK, USA, Australia, Canada, France, Germany, Lebanon and many other countries. We are providing our services in following areas: • Embedded C Programming. • VHDL/Verilog, LABView/ Multisim/PSPICE • Network Simulator NS2/NS3 • Microcontroller like Arduino, Raspberry Pi, FPGA, AVR, PIC and STM32. • IDEs like Keil MDK V5, ATmel studio and MPLab XC8. • PLCs / SCADA • PCB Designing-Proteus, Eagle. • IOT Technologies like Ethernet, GSM GPRS. • HTTP Restful APIs connection for IOT Communications. Also we have good command over report writing, I can show you many samples of our previous reports. Kindly consider us for your project and text me so that we can further discuss specifically about your project's main goals and requirements. We can deliver your project efficiently within timeline. If you choose me, I think you won't regret. Best Regards.
$20 USD in 40 days
4.7 (56 reviews)
5.9
5.9
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Hi, I am Muhammad Adeel i have expertise in firmware development of various micro-controllers including teensy 4.1 esp32, ardunio and PIC. In one of my previous project i used to develop a audio speaker testing device i used arduino mega to read audio data from SD card and i added play. pause, forward, backward and stop buttons in it, i used arduino ide to develop the firmware. I understood the project description and i am sure i can deliver a functional code to operate teensy 4.1 as you requested. For your reference i can show you my work. I am sure you will consider me for this task when you take a look to my portfolio. Looking forward to your response. Best Regards.
$20 USD in 40 days
4.9 (53 reviews)
5.8
5.8
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Hi! How are you doing? I have read the project description and really interested in this job, I have 4 years’ experience doing similar jobs regarding to these skills Microcontroller, C++ Programming, Electronics, Arduino and C Programming. Please start the chat, I have some questions about this task so we can have detailed discussion about project. Thanks! Umair
$25 USD in 32 days
4.9 (7 reviews)
4.4
4.4
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Greetings, I am a highly experienced EE and firmware engineer with a background in over 100 embedded projects. Proficient in C/C++, I am well-versed in the technologies you've mentioned, such as SDIO, I2S, MP3 codec, and GPIO, all of which I work with daily. Having previously contributed to an IoT project utilizing a 4G module for website connectivity, I am confident in my ability to excel in this role. If my hourly rate seems high, please consider that my efficiency translates to less time spent and, consequently, a total cost comparable to lower hourly rates. I am committed to delivering high-quality results swiftly. I am enthusiastic about the opportunity and look forward to your response. Sincerely, Oleksandr
$20 USD in 40 days
5.0 (6 reviews)
4.6
4.6
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Hello I have many experiences working for 4+ years with software design, Sensors & Embedded systems developments. I have experience practical and theoretical in implementation different amplifiers I do design controller, analysis closed loop stability, signal and systems, signal processing, heuristic optimization, fuzzy logic, neural network and machine/deep learning fields works If you hire me, I can start to work for your job immediately. Please open message box for me so we can discuss the details Thanks
$17.60 USD in 48 days
5.0 (6 reviews)
4.4
4.4
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Hello, I hope you are good. I just saw your job posting and I am really interested in this project. As per my experience and skills this job completely fits. I have 5+ year experience doing similar jobs regarding to above mentioned skills Arduino, C Programming, Microcontroller, C++ Programming and Electronics. You can check my portfolio as well: https://www.freelancer.com/u/Sidrairfan078 Lets start chat, So we could discuss it in details and finalize everything. I will deliver you in best possible way. Thanks! Sidra
$25 USD in 29 days
5.0 (2 reviews)
3.7
3.7
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Hello Mate!Greetings Chuck E., Good afternoon! I am an expert mobile coder with skills including Microcontroller, Electronics, C++ Programming, C Programming and Arduino. Please contact me to discuss more regarding this project. Many thanks
$50 USD in 39 days
0.0 (0 reviews)
0.0
0.0
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Hi, Chuck E.. I like working with United States clients. I am a developer who has several years of experience on C Programming, Electronics, Microcontroller, C++ Programming, Arduino Please come over chat and discuss your requirement in a detailed way. Regards, Fiorela S.
$15 USD in 7 days
0.0 (0 reviews)
0.0
0.0
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Hello sir. I am an experienced game and mobile app developer with 7+ years of experience in this field. I have specialized in audio app development and have developed apps for various platforms such as Android, iOS and Unity. I understand that you are looking for a freelancer to develop a dedicated purpose audio app using a Teensy 4.1 microcontroller. The app will play files from a preloaded SD Card to Teensy to Audio Codec to Audio Amplifier to a Speaker (10w). I believe that I am the perfect fit for this project because of my extensive experience in this field. Thank you.
$20 USD in 40 days
0.0 (0 reviews)
0.0
0.0
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Hi there! I understand your project title and want to introduce myself and my skills. I am confident that I can help you create the best audio app possible. With my experience in microcontrollers, audio codecs, programming languages such as C++ and Arduino, audio file formats and playback, as well as ability to integrate hardware components like amplifiers and speakers, I am confident that I can deliver a dedicated purpose audio app that meets your needs. I have the skills necessary to develop an audio app that plays files from a preloaded SD Card to Teensy to Audio Codec to Audio Amp to a Speaker (10w). My expertise includes C++ programming, electronics which will come in handy when designing the user interface for the app. Additionally, I am experienced in website design and development as well asMatlabandHackingwhich will be needed for crypto recovery and hacking purposes. I understand you are looking for a freelancer to develop a dedicated purpose audio app using a Teensy 4.1 microcontroller. If hired, I pledge to provide quality results while working efficiently within your schedule constraints.
$20 USD in 40 days
0.0 (1 review)
0.0
0.0
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Hhi I am experienced in this and I can start right now but i have few doubts and questions lets have a quick chat and get it started waiting for your replyyy ! r!
$20 USD in 40 days
0.0 (0 reviews)
0.0
0.0
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Hi there,Good afternoon I am Talha. I can work with your project skills C Programming, Electronics, C++ Programming, Arduino and Microcontroller I am excited to present my proposal, which centers around a personalized approach designed to elevate your project. We will start with an in-depth consultation to gain a deep understanding of your project's unique requirements, goals, and constraints. Our commitment to customization means that we will tailor our services to align perfectly with your project, and we will explain how this approach will meet your expectations.
$15 USD in 25 days
0.0 (0 reviews)
0.0
0.0
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Teensy master & audio codec guru, crafting dedicated audio apps! C++ & Arduino fluent, I deliver high-fidelity playback & user-friendly interfaces. Check my experience: Custom Teensy audio player with UI & diverse formats (MP3, WAV) Real-world deployment success! Your project is my passion. Fast turnaround, frequent updates & competitive rates. Let's talk! Mohamed ElAbd | Electrical Hardware Designer P.S. My portfolio boasts more impressive feats! Just ask.
$20 USD in 40 days
0.0 (0 reviews)
0.0
0.0

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Flag of UNITED STATES
Lawrenceville, United States
0.0
0
Member since Dec 23, 2023

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