HW op-amp circuit

진행중 등록 시간: 1년 전 착불
진행중 착불

A hardware development is required.

Sensor used for input: piezoelectric

Microcontroller used to receive the amplified sound: ESP32. Output voltage range: 0-3.3V. Midpoint Bias near V=1.65V

Operational Amplifier model: we will define it before start the project.

Battery used: 1x3.7V or 1x9V

Software to use: KiCad. Any other software for simulate it (for example LTspice).

전자 공학 전기 공학 마이크로콘트롤러 회로 설계 PCB Design and Layout

프로젝트 ID: #35310578

프로젝트 소개

12 건(제안서) 재택 근무형 프로젝트 서비스 이용 중: 1년 전

수상자:

macroenergy

Thanks for Freelancer which gives chance to meet you. I hope you are good. I have read your description carefully and understand everything. I’m Electronics engineer who have 25 year experience on analog design, renew 기타

€50 EUR (7일 이내)
(77건의 리뷰)
6.8

이 일자리에 대한 프리랜서 12 명의 평균 입찰가: €45

hudex

Hello dear, We are group of professional op-amp tutors expert and can solve any questions within given time because we are in top 2% here so just text me so we can help you out with your task Kind regards

€15 EUR (1일 이내)
(109 리뷰)
5.9
pilpanikoba

Hello How are you? Thanks for your posting job. I have read your project requirements and I am 100% sure I can complete your project perfectly. ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ ⭐ I have 15 years experience in Circuit & PC 기타

€70 EUR (2일 이내)
(21 리뷰)
6.6
Adeel2k14

Greetings thanks for posting the project here i am electrical engineer i have expertise in analog electronics systems, PCB designing and circuit designing. I can work on latest engineering tools to accomplish your task 기타

€33 EUR (7일 이내)
(32 리뷰)
5.3
PCBDESIGNER38

Hi, Hope you are doing well. I am interested in this PCB design project. I have experience with Altium, Eagle, KiCAD, and EasyEDA software tools. I have completed several PCB layouts based on microcontroller, Power su 기타

€50 EUR (7일 이내)
(6 리뷰)
4.6
mahmoudralizadeh

Hi need more information about the project I can design schematic, PCB and write the firmware for you I have experience working with Altium designer. I can send you some of my previous design with Altium I am an elect 기타

€25 EUR (1일 이내)
(10 리뷰)
4.1
alamineee

Hi, Dear Employer, Many thanks for choosing the freelancer platform and for perusing my proposition. I am an EEE Engineer with a Ph.D. background. I have read your project description, this is easy to understand for m 기타

€33 EUR (1일 이내)
(3 리뷰)
3.8
nbvinh20

Hi. Dear Client. I'm Van from Vietnam. Thanks for posting this project. I'm very interested in your project, I'll do it as fast as I can. I've read your requirements carefully and I'm ready. I' m now free, so I have no 기타

€33 EUR (7일 이내)
(4 리뷰)
2.9
JeanPaulPetillon

I'm an experienced EE Engineer. I've developped tons of circuits similar to yours. I have a DesignSoft TINA license for SPICE simulation. As a matter of fact, I just developped similar amplifier for sensor conditioning 기타

€80 EUR (7일 이내)
(0 리뷰)
0.0
frankomabukaa

Hello! Hello! I am passionate about building you a PCB layout or simulation, however, I need more details from you in the chat kindly. I am an Electrical and Electronics Engineer and I have done multiple circuit design 기타

€38 EUR (1일 이내)
(0 리뷰)
0.0
djalltra

Hello, based on your requirements you need an amplifier circuit built for you with an output swings of around 0-3.3v this is due to the fact you want to measure the negative part of the waveform this is similar to an a 기타

€43 EUR (7일 이내)
(0 리뷰)
0.0