ultrasonic detector

$250-750 USD

Imefungwa

Imechapishwa

about 3 years ago

$250-750 USD

Kulipwa wakati wa kufikishwa

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

Kitambulisho cha mradi: 29598278

Kuhusu mradi

2 mapendekezo

Mradi wa mbali

Inatumika 3 yrs ago

Unatafuta kupata pesa?

Barua pepe

Faida za kutoa zabuni kwenye Freelancer

Weka bajeti yako na muda uliopangwa

Pata malipo kwa kazi yako

Eleza pendekezo lako

Ni bure kujiandikisha na kutoa zabuni kwa kazi

2 wafanyakazi huru wana zabuni kwa wastani $450 USD kwa kazi hii

@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 ndani ya siku 7

5.0

(7 hakiki)

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 ndani ya siku 7