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mini audio recorder

$250-750 USD

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已发布超过 4 年前

$250-750 USD

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i would like to build mini audio recorder PCB and firmware + mobile app to control it and it has an arm embedded linux with 2 mics and audio sampling rate up to 32 kHz also it should support sdcard memory to save the audio files.
项目 ID: 21682273

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11提案
远程项目
活跃5 年前

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11威客以平均价$1,014 USD来参与此工作竞价
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Hi there, I have read your project description and i'm confident 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. .. .
$5,000 USD 在30天之内
4.8 (112条评论)
7.8
7.8
用户头像
Hi, I have gone through the brief details mentioned on the job. I have done multiple jobs with Microcontroller, Electrical Engineering, C Programming, ARM, Firmware which are the skills required to get this job done. Lets start the chat so we can discuss this job more in detail then we will discuss the final budget, Right now I am placing default bid. We will discuss the final budget after detailed discussion and going through detailed requirements. Thanks
$750 USD 在10天之内
5.0 (7条评论)
6.1
6.1
用户头像
We are a team of Electrical and Electronics engineers and we are Excellent in the following areas: • Embedded C Programming. • VHDL/Verilog • 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 at a time. If you choose me, I think you won't regret. Best Regards. Also we have good command over REPORT WRITING, We can show you many samples of our previous reports. We can discuss further details in the message box.
$500 USD 在7天之内
4.7 (40条评论)
5.7
5.7
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Hi. I am very interested in your project. i have rich experience on PCB design and firmware. I think this project is very suitable for me and i am sure i can give you good result . If you award me for your project, you will get good result . please call me.
$500 USD 在7天之内
4.9 (7条评论)
5.0
5.0
用户头像
Hello, I am Engineer and interested in your project. I have some questions regarding your project. Please tell me about your time limits? When you want your project to be completed? See my profile and reviews for further details. Regards Engineer Nouman
$2,000 USD 在10天之内
4.7 (20条评论)
5.4
5.4
用户头像
Hello, I am PhD Researcher in Electrical Engineering with specialization in Control Systems (Linear and Nonlinear Control Systems). I have Master's degree in Electrical Engineering and Bachelor's Degree in Electronics Engineering. My Area of Specialization is Control System & Unmanned Aerial Vehicles (UAVs) and My Major skills are PCB design, Arduino, c/c++ MATLAB, Simulink, Mathematics, Statistics, FPGA,Numerical Methods, Numerical, Logical and Verbal Reasoning, Modeling, Design and Analysis. I am an professional embedded software and hardware designer and I have done many project using wireless modules like ESP32. I have many projects using ESP32 and other wireless modules like: - ESP32 based smart door locker device - smart rign using ESP32 - OLED display using ESP8266 I have excellent skills in these: * SHL (Numerical+Logical+Vebal Reasoning), Korn Ferry * MATLAB * Simulink * Mathematica * Logisim * Pspice * Quite Universal Circuit Simulator (QUCS) i'll be looking forward to have more discussion with you on the project.
$250 USD 在1天之内
5.0 (7条评论)
3.6
3.6
用户头像
Hello, I will build mini audio recorder PCB and firmware + mobile app. - Microcontroller programming using STM32WB/STM32, ESP32/ESP8266, Arduino, BLE/Bluetooth, WiFi, Ethernet, Zig-bee, GSM/GPS/GPRS/GNSS, Z-Wave - Circuit & Schematic & PCB design - Mobile app development for the Hardware I will try my best to complete your projects asap, and I will provide the best services with the high quality. Thanks
$500 USD 在6天之内
4.7 (5条评论)
3.1
3.1
用户头像
Dear Sir i have 6 years experience around Automation, Robotics and IOT ... i would like to help you. let me know if you are interested thanks..
$550 USD 在7天之内
0.0 (0条评论)
0.0
0.0
用户头像
Hi, Thanks for posting your project, Yes, I bid on your project because I have experience and confident in the field, I would like to have a clear discussion with you and understand your requirements. Kind Regards
$300 USD 在4天之内
0.0 (0条评论)
0.0
0.0

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UNITED ARAB EMIRATES的国旗
Sharjah, United Arab Emirates
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会员自7月 21, 2019起

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