Đã hoàn thành

We need a simple portable electronic intercom system designed

Looking for an experienced electronics expert who can design a simple duplex intercom circuit on a PCB. It is required that the end product is lightweight and cost effective. This device will be used for driver-passenger communication in vehicles. We expect the highest quality work. Please respond if you have experience with amplifier circuits and electronics.

PLEASE Provide us with examples of previous audio equipment work when applying. Others will be ignored. Thank you.

Kĩ năng: Kĩ thuật điện, Điện tử, Kĩ thuật, Vi điều khiển, PCB Layout

Xem nhiều hơn: wireless intercom system for office, outdoor wireless intercom, wifi intercom system, wireless home intercom, residential wireless intercom, chamberlain wireless intercom, portable wireless intercom system for home or office, inexpensive intercom system, I need to modernize a book cover, in a Geometry, Minimalist style. We need just the illustration. Please refer to our brand guid, We are looking for a website design for our new webshop trustmark certificate and review platform. What we need are perfect str, We are tech bloggers. We need website logo in different sizes. So we are looking for professional logo design for Tech Buddha., We need a simple and nice business card design., We need a Business card template designed, The design concept is simple but elegant daily wear. We need 12 designs of which 4 tops, 4 midi dress, 2 outerwears and 2 long , We need to make a much nicer looking site, but still want to keep it simple. The idea is that you go to this site and you can se

Về Bên Thuê:
( 0 nhận xét ) United States

ID dự án: #15180889

Được trao cho:

HiberXen

i have already design this one for BIG VAN please pm me for more details. i am from Shenzhen, China Relevant Skills and Experience PCB layout Proposed Milestones $277 USD - 2 step

$277 USD trong 7 ngày
(3 Đánh Giá)
2.6

19 freelancer đang chào giá trung bình $573 cho công việc này

$555 USD trong 10 ngày
(46 Nhận xét)
6.7
shahbaz1980

Hello, We are expert in RF (Radio Frequency) based circuit design and prototyping. We will handover the design files like Schematics, BOM and gerbers after testing it on prototype PCB. Please feel free to contact us. Thêm

$1000 USD trong 30 ngày
(45 Nhận xét)
6.8
CoherentTech123

I am an expert with more than 15 years of experience in the field of embedded systems, electronics, prototyping and PCB layout. I assure you the best solution for your work. Relevant Skills and Experience Embedded Sys Thêm

$750 USD trong 30 ngày
(30 Nhận xét)
5.7
websat13

hello sir i am interested in your project. i have already done some audio applications ( digital audio recording and playing). Expérience et Compétences appropriées the first one is to record audio data with mems m Thêm

$700 USD trong 40 ngày
(43 Nhận xét)
5.6
bijan01in

Hi I am interested to your project. I am familiar with electronics, PIC microcontroller, Audio system as well as PCB design by [login to view URL] through profile for more details. Thanks. Relevant Skills and Experience Schemati Thêm

$1000 USD trong 30 ngày
(58 Nhận xét)
5.3
$833 USD trong 10 ngày
(23 Nhận xét)
5.1
riki888vw

Hi, I can do intercom system using Bluetooth modules. At each point I will use 2x Bluetooth modules - speakers receiver and microphone sender. It is possible to add microcontroller and LCD. Relevant Skills and Experie Thêm

$555 USD trong 20 ngày
(11 Nhận xét)
5.2
zeshankhan43210

Hi Sir. I am a professional Electronics Design Engineer having expertise in Power amplifier designing and their simulations. I will deliver you a quality work. Contact me. Relevant Skills and Experience Electronics Ci Thêm

$750 USD trong 15 ngày
(14 Nhận xét)
4.8
ahmad5857

Hi sir, We have read your document , we can design you such board in Altium along with firmware. Lets talk to us in details. We are very experienced engineers with professional attitude. Lets discuss Relevant Skills Thêm

$350 USD trong 10 ngày
(22 Nhận xét)
5.1
adipdutt

Will provide complete design of the system. including Gerber for PCB manufacture Relevant Skills and Experience Designing electronic devices for three decades, mixed signal,communication amplifiers Proposed Milestone Thêm

$666 USD trong 10 ngày
(10 Nhận xét)
4.2
joshuavaldes

For the bid price I can make a list of parts to order to start building your intercom, and an estimate of how long it will take. Do you want the audio wired or wireless, the cost will be comparable Relevant Skills an Thêm

$333 USD trong 3 ngày
(1 Nhận xét)
4.2
bogdan2451629

Hello. I have more then 5 years expirience with hardware shcematic design and mcu programming. I coud do it on wire or wireless. I designed headphone amplifier for chineese manifacture nrf24l01 based walkey-talkey, som Thêm

$300 USD trong 14 ngày
(8 Nhận xét)
3.8
andig

You need a full duplex or PTT type half duplex. What is the distance that we are talking and how would the cabling work. Can you outline your specific requirement. Relevant Skills and Experience Circuit Design, PCB De Thêm

$666 USD trong 30 ngày
(3 Nhận xét)
3.6
iffi37

Hi I would love to do your task. If you hire me, i won't let you down. I can provide you all these things with unlimited revisions till the satisfactorily completion of [login to view URL] for your message .Thank you

$440 USD trong 8 ngày
(1 Nhận xét)
2.1
roneldivina

250USD for 10 days Relevant Skills and Experience I am an Electronics Engineer and I am expert in Electronics Circuit Design and PCB Layout. Please see my portfolio. Proposed Milestones $250 USD - Electronics Circuit Thêm

$250 USD trong 10 ngày
(0 Nhận xét)
0.0
behdadabdollahi7

A proposal has not yet been provided

$666 USD trong 10 ngày
(0 Nhận xét)
0.0
sodiqa32

my experience on Electrical Engineering and Electronics is a big influence that will enable me achieve success in this project Relevant Skills and Experience Electrical Engineering, Electronics, Engineering, Microcont Thêm

$250 USD trong 1 ngày
(0 Nhận xét)
0.0
ElectechIT

Expert team in electronics, Communication engineering. Experienced in DSP, circuit design and audio circuitry Relevant Skills and Experience Electrical Engineering, Electronics, Microcontroller, PCB Layout P Thêm

$555 USD trong 10 ngày
(0 Nhận xét)
0.0