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Electrical engineer expert on audio amplifiers to help us debug and improve our system

$900-1000 USD

Closed
Posted about 3 years ago

$900-1000 USD

Paid on delivery
Electrical engineer expert on audio amplifiers to help us debug and improve our system Hello we currently have a 100 watt sound system that has a few issues with the following all ur work is on altium designer, so if you use altium it will be a plus. -on off button always stay on -audio output for headphone jack has noise. -bass output wich is an independent amp has a few issues - usb cellphone charging ports need to be 3 amp instead of 2 amp - there is some interference when you put your hand close in some components, it seems like electromagnetic compliance issues first we need to debug all and know whats wrong. once we know the issues, we need to start making the board with all the aforementioned chages/fixes. Please provide samples and proof of your expertise on audio amps. we need to hire an expert ASAP
Project ID: 30109912

About the project

10 proposals
Remote project
Active 3 yrs ago

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10 freelancers are bidding on average $975 USD for this job
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Best PCB Design Expert at your doorstep! Dear Client, We will only not help you in debug and know what's wrong in your audio amplifiers and but also improve your system efficiency. We are expert in Altium designer. We have understood your requirements and we could do it for you. We couldn’t stop ourselves from bidding after going through the description as they are an exact match with our skill set and experience. We have experience in Altium based PCB design and know all the intricacies required to get the job done with perfection. With more than 15 Years of experience in PCB Design and Circuit Design in Altium, We can ensure you best quality work and before time delivery. Following is a brief list of expertise that we are carrying: 1. IOT products development 2. Microcontrollers based circuit design – STM32, STM8S etc 3. Smart Products like Smart watch - GSM/GPRS/GPS etc 4. Wireless Products - BLE/WiFi- ESP32/ESP8266/NRF24L01 5. Power Electronics – Buck, Boost, Flyback etc 6. ASAP, on off button 7. Cellphone, headphone Please answer the following questions: 1 What are your future plans with this project? 2. Are there any specific market standards like CISPER you are aiming? 3. What will be ambient temperature of this product? Let’s have a quick discussion for 5 mins where we would formulate a plan of action of how we shall take this project to the horizons of success. Regards Avi Tech Experts Quality is never an Accident
$900 USD in 2 days
5.0 (35 reviews)
7.3
7.3
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Hello! How are you! I have the experience you need for thia project. Please check my profile to see my experience. Send me a message afterwards to talk more about your project! Have a great day!
$1,000 USD in 7 days
5.0 (91 reviews)
7.3
7.3
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Hi there, I think that I can help you solve your problem, I'm a long time user of altium designer and an experienced circuit and PCB layout designer, I've worked with linear and switched audio amplifiers in the past. In order to get a better idea of the project, I'll need the schematic diagram and some pictures of the PCB. I only accept to work on projects that I'm confident that I can deliver good results. Let me know if you have any questions. Best regards,
$1,000 USD in 15 days
5.0 (13 reviews)
6.1
6.1
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Dear Client, I will help you in your audio amplifiers to find debug and improve your system. I have a lot of experience in Altium. I have read and understood your requirements and could do it for you in the least time and utmost superior quality. I have experience in audio amplifiers and could design it for you as per your requirements. I am having more than 15 years of experience in PCB Design, Circuit Design, Circuit simulation, IOT products development and building electronic products. The expertise of mine is in the following fields: 1. Wireless Products – BLE, Wifi, NFC, LoRa etc 2. Power Electronics- Buck, Boost, Flyback, Half Bridge etc 3. IOT sensors interfacing – Pressure, Temperature, Moisture, PH etc. 4. Microcontrollers- ESP32, STM32, STM8S, RL78 etc. 5. GSM, GPS, GPRS 6. Amps, components 7. Cellphone charging ports 8. Headphone jack 9. On off button After reading your project details, I have certain queries and suggestions: 1. What is the application of this product? 2. What will be ambient temperature of this product? 3. What are the mechanical constraints to be taken care of? Please try to answer these questions based on which I would be providing free of cost consultation. I am new to this site but I am an expert in electronics product development. Please message me so that I can formulate a success plan for this project. Waiting for your reply, Regards Hari Mohan Engineering for one is a magic for others
$900 USD in 7 days
5.0 (4 reviews)
5.2
5.2
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Hi there, I am Arun Prakaash Murugesan, PCB Design Engineer. I have 4 years experience. I have huge experience in power audio amplifier upto 2000W. I am using altium designer software only. I can help you to debug your amplifier. Can we discuss more detail in chat. Thanks and regards, Arun.
$1,000 USD in 15 days
5.0 (17 reviews)
4.8
4.8
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I hope you are fine. I can provide you sample in chat, I am a senior electronics engineer. I working in a reputed firm, my responsibility involves in designing of portable Bluetooth speaker. I also have designed a speaker testing device, I have rich knowledge of audio devices. I have understood the project description, i am 100% sure i can complete your task. I will provide you a professional work. I have expertise in many electrical and programing tools including. 1. MATLAB 2. Proteus 3. Arduino 4. MPLAB 5. AutoCAD 6. Xilinix 7. Altium 8. LTSpice 9. PSpice 10. Mickro C By profession I am an electronic engineer working in a reputed firm. My major responsibility is to design custom embedded system to fulfill the client needs. You can check my previous work in my portfolio. https://www.freelancer.pk/u/Adeel2k14 My experience and expertise help you in producing a best and effective solution of your problem. Allow me to work for you. Best Regards,
$900 USD in 6 days
4.7 (15 reviews)
4.8
4.8
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Hi there, thank you for posting a job. I am a senior electronics engineer. I have enough experience in Circuit Design, PCB design and Microcontroller. I have understood the project description, i am 100% sure i can complete your task. Please let me discuss about your project in more detail. I will keep good communication for discussing. Best regards Zhanet
$950 USD in 7 days
5.0 (5 reviews)
4.1
4.1

About the client

Flag of UNITED STATES
los angeles, United States
5.0
1
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Member since Apr 5, 2021

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