Find freelancers. Lose those costly delays.

With 1.7 million freelancers, we'll match you with the perfect talent.

or, Register with Elance »

Need Sonar Ducer connected to computer via Bluetooth and Displayed
Sign in to Add to Watch List

Engineering & Manufacturing > Electrical

View Change History

The client has made the following changes to the job.


Job Description

  |  Change History >>


  • Posted: Wed, Feb 01, 2012
  • Time Left: Closed
  • Location: Anywhere
  • Client prefers freelancers from:

    You are still able to submit a proposal for this job.

    The client prefers freelancers from
    a different location.

    You're still able to submit a proposal for this job, regardless of your location.
  • Start: Immediately
  • Budget: Not Sure
  • Fixed Price Job
  • Elance Escrow Protection
  • W9 Not Required
Sign in to view client's details


I need someone to:

 1) make a connection between a supplied Sonar transducer and a computer via  Bluetooth

2) create program to a) display output on a computer
                                            b) control a few settings on MCU from computer


A MCU of your choice must obviously be added.

The MCU is most preffered to be connected to computer via Bluetooth.

Power to supply MCU, Transducer and Bluetooth will be 12v.

MCU settings need to be able to change from Computer:
- echo sensitivity
- sonar frequency (200 kHz, 50 kHz), or Dual
- ping speed
- adjustable transmitting power

Average transmitting power on commercial fish finders are about 4,000W peak-to-peak/500W, so I am assuming some kind of amplifier will be needed?

Need displayed on output:
- echo readings on scrolling chart (as on main display of most fish finders)
- maximum depth at current reading (example 15.6' to bottom)
- water tempur...

Sign in or Register to see more

Job ID: 28424433
Avg $ | High $ | Low $ — Show Pricing
  • Submit Date (Latest)

 United States
The following is a list of services offered: Embedded ARM processor programming and support Windows CE 6 programming and support for Embedded...
 0.0   |  Private   |  1 Jobs
Bid ID: 28521132  |  Submitted: Feb 6, 2012 20:19 ET 
Proposal SEALED

 Pakistan  |  
We provide following Services. PCB design. RF PCB design. Digital and Analag Circuit Design. Algorithm development. Solution for all embedded...
 0.0   |  $0 Earnings   |  0 Jobs
Bid ID: 28482379  |  Submitted: Feb 4, 2012 12:58 ET 
Proposal SEALED

 Romania  |  
We are a team of licensed engineers with a vast experience in many fields, including electrical/mechanical/industrial design, software/firmware...
 0.0   |  Private   |  0 Jobs
Bid ID: 28478833  |  Submitted: Feb 4, 2012 07:00 ET 
Proposal SEALED

A team of highly motivated individuals striving for delivering the best.Team members are highly experienced in Firmware and PCB design,DSP ,ARM...
 0.0   |  Private   |  0 Jobs
Bid ID: 28462289  |  Submitted: Feb 3, 2012 08:25 ET 
Proposal SEALED

 Turkey  |  
EXPERIENCE: Analog design and smps experience: And also 4 year experince about smps, battery charger, analog design. I have designed li-ion...
 0.0   |  $0 Earnings   |  0 Jobs
Bid ID: 28434279  |  Submitted: Feb 2, 2012 01:35 ET 
Proposal SEALED

 United States  |  
Jack Coyne is an electrical and computer engineer focused on the area of digital system design using FPGAs and other devices for: - Embedded...
 0.0   |  Private   |  0 Jobs
Bid ID: 28429854  |  Submitted: Feb 1, 2012 20:05 ET 
Proposal SEALED
Elance is now an Upwork company.
Upwork is the choice of 4M+ clients. Get started working on Upwork today.
Are you ready to post a job like this one?
Post a Similar Job »