ultrasonic detector

$250-750 USD

Zaprt

Objavljeno

pred približno 3 leti

$250-750 USD

Plačilo ob dostavi

Im karnan ,i would like to get a design of pcb board for my amplifier. amplifier with 1 xlr input from microphone and 3.5mm stereo jack output for headphone. amplifier also need to be have 2 rotating potentiometer knob for 1. microphone sensitivity level and on/off , 2. volume .Amplifier also need 3 toggle switch 1. on/off amplifier , 2. background noise filter , 3. mute switch. amplifier power up by 9v battery.

Electronics

Electrical Engineering

PCB Layout

Microcontroller

Circuit Design

ID projekta: 29598278

Več o projektu

2 ponudb

Projekt na daljavo

Aktivno pred 3 leti

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2 freelancerjev je oddalo ponudbo s povprečno vrednostjo $450 USD za to delo

@Webqing

Dear Client As a senior developer, I have rich experiences with PCB design with noise filter. And also have good skills with Microcontrollers with programming. I am expecting your job with high quality. Please contact and let's discuss more. Best Regards.

$400 USD v 7 dneh

5,0

(7 ocen)

4,0

@Jaykhan7869

Hello Karan ! Hope you are good I have read your project & requirements. We have an experience of more than 10 years. As You can check my portfolio and rating and reviews given by clients as they are satisfied with our quality work especially on time Will discuss further in Inbox

$500 USD v 7 dneh