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l3kengineering

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Username: l3kengineering

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Location: Valinhos, Brazil

Member since: January 2014

Reputation:

4.8/5

(10 reviews)

4.3
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No user has recommended this freelancer.

  • [Sealed]
    5.0
    Profile image for Seller sapharow

    sapharow

    May 17, 2014

    I like that freelancer

    Project Description:[This is a Private Project. You must be logged in to view the Project Description]
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  • $200.00 USD
    5.0
    Profile image for Seller jboavida

    jboavida

    Apr 30, 2014

    Great freelancer. Very knowledgeable. Very good communication.

    Project Description:We need an update on schematic and PCB of a Load Cell amplifier already designed by you. Modifications needed: 1- Make it possible to reead both negative and positive values from the load cell and put then in a -+10V output...
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  • [Sealed]
    4.2
    Profile image for Seller Jadefoil

    Jadefoil

    Mar 16, 2014

    Very quick will be interested to see how the design goes in the field tests

    Project Description:The chemical add card drives a 24VDC motor at a speed determined by 0-10V input or via a potentiometer. The current card has no short circuit protection and fails frequently (typically 2 times per card per year)...
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  • $40.00 USD
    5.0
    Profile image for Seller gerardshaw

    gerardshaw

    Feb 18, 2014

    I have used this freelancer before and would use them again. Very helpful.

    Project Description:I require help to complete a design for a multiplexed analog input.
    [more]
  • $10.00 USD
    5.0
    Profile image for Seller gerardshaw

    gerardshaw

    Feb 18, 2014

    No issues. Done on time and received all requested information. Would use again.

    Project Description:This has been reposted due to the high bids. Guys this is a basic requirement easily done in a couple of hours, not hundreds of dollars. I require a simple circuit design to buffer the output of an DAC chip...
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  • $150.00 USD
    0.0
    Profile image for Seller vw588274vw

    vw588274vw [ Incomplete Report ]

    Feb 6, 2014

    very bad freelancer. think twice when you give project to him. He want money and feedback before project delivery. Dont trust his profile I think he is swindler

    Project Description:I need 20 CM range Bluetooth Jammer Do you interest it ? It will cut ps3 and its controller communication
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  • $58.00 USD
    5.0
    Profile image for Seller jimmyp80

    jimmyp80

    Feb 4, 2014

    This person knows what he's doing. Great job

    Project Description:N/A
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  • $38.00 USD
    5.0
    Profile image for Seller skylabmobile

    skylabmobile

    Feb 1, 2014

    Great communication; quality work; delivered very fast - highly recommended!

    Project Description:[This is a Private Project. You must be logged in to view the Project Description]
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  • $51.40 USD
    5.0
    Profile image for Seller alejandrosarras

    alejandrosarras

    Jan 30, 2014

    Good Work.. All my expectations have been completed.. will try again. recommend

    Project Description:Project about implementation of a code in a exist pcb
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  • $144.00 USD
    5.0
    Profile image for Seller interactivemind

    interactivemind

    Jan 27, 2014

    Leo is great. Very knowledgeable and great communication. It was a pleasure working with him. Will definitely be hiring him on future projects.

    Project Description:I need someone to design/engineer a PCB for use with TI CC2541 BLE module, load cells, and a coin cell battery.
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    l3kengineering has not completed any projects.
  • $650 USD In Progress

    Hi,We want to make a smart device that can connect to the internet and inform users.The full details will be provided to the selected vendor.Need some one who has experience using wifi modules and configuring it to connect to the internet and inform users via email or mobile.Thanks for bidding

    [more]
  • $1200 USD In Progress

    ... shown in the Link.pdf Hello,we need someone who can develop a product like this!Hard- and Software (iOS and Android) should be developed!PCB Layout and Bill of Material was already done by former supplier but it is impossible to get any reply or contact to him.So Hardware is nearly finished but could be optimized!Please ask me if you got questions!ThanksRalf

    [more]
  • $555 USD 5 days ago

    We are looking to work with a machining company and draftsman who can supply us with finished/job ready drawings (CAD) and manufacture a machined prototype, we have basic drawings for our product that need to be worked on and drawn up professionally.Our product consists of 5 small detailed mild steel machined components, a separate drawing for each component will be needed.When we are satisfied with the drawings, we would like some assistance to decide on the best way to manufacture the product, once decided we would then like to move forward and have a prototype produced.Project summary-Complete/produce job ready drawings-Communicate and discuss the best way to proceed with manufacturing-Produce an accurate and fully working prototype (all components correct to drawings) We will upload our drawings to the FREELANCER that we have chosen to work with.All drawings will remain the property of Khioni apparel and no copies may be made without prior permission.

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  • $1222 AUD 6 days ago

    [This is a Private Project. You must be logged in to view the Project Description]

  • $1000 USD 8 days ago

    I need a Schematic and PCB Design layout for an automotive test light / probe to include a built-in volt and ohm meter. Price is negotiable.

  • $30 USD/hr Mar 6, 2014

    HiI was speaking to you about a previous project but I said I needed an NDA.The new project is here: https://www.freelancer.com/projects/Product-Design-Manufacturing-Design/GPS-Cellular-solution-design-Electrical.htmlPlease could you get in touch.thanks,Oliver

    [more]
    l3kengineering does not have any open projects.
    l3kengineering does not have any work in progress.
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Portfolio

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Résumé

Experience

Electronic Engineer

Sep 2013 - Present (11 months)

L3K - Powered by Ideas

CTO - Senior Eng.

Jun 2008 - Aug 2013 (5 years)

Carelle - Electronic Circuits

CTO - Senior Eng.

Jun 2008 - Sep 2013 (5 years)

Carelle - Electronics Circuits

CTO - Senior Eng.

Apr 2001 - Jun 2008 (7 years)

Wesen Technik - Automation Solutions

Product Engineer

Dec 1999 - Mar 2001 (1 year)

Sick - Sensor Intelligence

Electronic Technician

Oct 1996 - Dec 1998 (2 years)

Balluff - Sensor Solutions and Systems

Education

Electronic Engineer

Universidade do Sul de Santa Catarina

2003-2008

Design

Ashworth University

2009-2011

Certifications

Brazil Masters

Microchip

Intermediary English

EF English Town

Publications

FlexFuel - The phenomenon of conversion

Oficina Mecânica

How to convert gasoline cars to run with gasoline and ethanol using my electronic module.

Professional Password Module

Saber Eletronica

A simple and effective password module with CMOS only.

Touch Dimmer for Abajour

Saber Eletronica

A circuit to dimmer the light intensity from an abajour with capacitive touch.

Professional Audio Amplifier

Saber Eletronica

A 110W RMS professional audio amplifier with low distortion.