Dc dc jobs:
| Project Name | Description | Type | Bids | Avg (USD) | Skill Required | Started | Ends | |
|---|---|---|---|---|---|---|---|---|
| Fixed | Oct 25, 2011 | - | ||||||
| I am seeking a designer with the abilities to design battery operated dc-dc converters with the intelligence controlled by a microprocessor for use in handheld lights. Becuase I am seeking a longer term relationship and various possible designs, please ... | Fixed | 30 | Electronics, Engineering | Jun 13, 2007 | - | |||
| ... is an expert in the field of power system especially in step-up (boost) DC-DC converter. The Low voltage and low power solution is just like MCP1640 from Microchip. The dc converter have low start-up voltage, and have adjustable output ... | Fixed | 7 | $532 | Electrical Engineering, Electronics, Embedded Software, Microcontroller, PCB Layout | Mar 26, 2011 | - | ||
| I seek the design of a 4 KW BiDirectional DC-DC converter. Voltage on one side should be 48VDC, and voltage on the other side should be 300 VDC. The primary consideration is weight (kilogram/kiloWatt), secondary consideration is efficiency, third ... | Fixed | 16 | $2356 | Electrical Engineering, Electronics | Jun 20, 2010 | - | ||
| I need a DC/DC converter designed and prototyped with the following ratings- Input - 5V to 100V Output - one fixed output programable in sw or with a dip sw on board - one of 12V or 48V Output current - upto 20A Converter topology - SEPIC Controller ... | Fixed | 15 | $1330 | Electronics, Embedded Software, Product Design | Sep 11, 2010 | - | ||
| Requires technical writing for BUCK type DC DC converter based on circuit provided. Circuit modelled using matlab simulink. I have some general reference. Please mesaage me for more details. Urgent, price negotiable | Fixed | 16 | $140 | Electrical Engineering, Electronics, Technical Writing | May 3, 2012 | - | ||
| we need to have only one circuit bortd with the follow multifunction : A) DC/DC converter B) Touch screen controller C) Audio amplifier we already have the 3 circuit on 3 boards, need to redesign on one board . A) input 12V +/- 4 V output ... | Fixed | 17 | $648 | Audio Services, Electrical Engineering, Electronics, PCB Layout | Dec 20, 2009 | - | ||
| we need a circuit project for have in input 12 V DC , in output 19 V DC - 5W power circuit components need to cost less then 10 USD . Provider can also sell us the built circuit if he can . thank you | Fixed | 26 | $169 | Engineering | Mar 4, 2009 | - | ||
| ... about the name - not a visual of wine. "The Wine Cooperative" - subset/tagline "DC" or The Wine Cooperative - DC. DC should be smaller or below the main name: The Wine Cooperative. I would like three different designs/looks to select from. ... | Fixed | 18 | $57 | Graphic Design, Logo Design | Jan 15, 2012 | - | ||
| Project is to customize a DC++ filesharing client for LAN use. Use a simple (open source) DC client as a base, for example DC PlusPlus or RevConnect. Windows platform only. things to be ... used to connect to a local dc++ hub, with easy selection of ... | Fixed | 2 | $225 | C++ Programming, Software Architecture | Feb 10, 2011 | - | ||
| ... are connected on a common DC busbar which has 48volts constant voltage.I need dc-dc boost converters too to maintain the dc busbar voltage constant. This system is a standalone system and not connected to the grid.Thanx ... | Fixed | 5 | $826 | Electrical Engineering, Matlab & Mathematica | May 10, 2012 | - | ||
| Fixed | Jun 23, 2011 | - | ||||||
| The goal of the overall project is to improve the performance by developing an appropriate model that can, subsequently, be utilised for a model-based control strategy. The control is required because in practice the load can vary with time, hence a ... | Fixed | 1 | $60 | Electrical Engineering, Matlab & Mathematica | Jan 22, 2012 | - | ||
| ... design specification for www.doylycarte.org.uk Design light / content heavy White background Large-ish font Prominence given to DC logo throughout (See nationaltheatre.org.uk for reference) Connectivity to D’Oyly Carte Opera Trust facebook page ... | Fixed | 25 | $597 | Website Design | May 8, 2012 | - | ||
| ... power supply redundant atx power supply redundant power dc power supply ac dc power supply dc dc power supply dc power ac dc power adapter Place your bid with some samples of your previous work . REgards ... | Fixed | 5 | Copywriting, Proofreading | Oct 3, 2007 | - | |||
| Fixed | Jul 23, 2009 | - | ||||||
| Fixed | Dec 10, 2010 | - | ||||||
| ... design - overflowing with a grape design. DC Wine Dinners California Dreamin' Picturing DC ... busy streets with tickets to attend DC WINE DINNER’s California Dreamin’, ... at 1300 Pennsylvania Avenue, Washington DC, 20004. An extension of the ... | Fixed | 7 | $117 | Graphic Design, Logo Design | Jan 10, 2012 | - | ||
| ... a few modifications made to the DC++ file sharing client for windows ... mod I want, is to make DC++ support Bit Torrent. Limewire,which ... " tab. And everytime the DC++ client starts up, I want ... seconds. And I want the DC++ with bit torrent support to ... | Fixed | 3 | $100 | .NET, C Programming, Visual Basic, Windows Desktop | Jul 30, 2007 | - | ||
| Fixed | Feb 18, 2011 | - | ||||||
| ... suggest somethin better say with transistor and dc dc converter} BY BIDDING ON THIS PROJECT ... of 4 batts have it`s own dc dc converter{mp2307 modules i would provide ... 3 and /or also 4cell amplifier has dc dc converterer to provide sufficient voltage ... | Fixed | 2 | $350 | Electrical Engineering, Electronics, PCB Layout, Product Design | Dec 7, 2011 | - | ||
| ... varies from 18 to 10V, still there is dc -dc converter that is used all the time ... 32V signle supply which would be provided by dc dc converter{provided by me} This requires ... compensation, on in and out of this dc dc converter When system is started up, ... | Fixed | 4 | $373 | Electrical Engineering, Electronics, PCB Layout | Dec 7, 2011 | - | ||
| ... from the invesfc report.So the Block diagram has pem fuel cell, Dc-Dc Converter, Battery, and then the load would be induction motor ... simulate to obtain good results.We can use different kinds of Dc-Dc converters to obtain good results.So first we need to ... | Fixed | 3 | Engineering | Aug 8, 2007 | - | |||
| ... supply what power supply do i need uninterruptible power supply dc power supply computer power supply ac dc power supply ... power supply pc power supply custom pedal power supply dc dc power supply universal power supply ac power supply ... | Fixed | 8 | Copywriting, Proofreading | Oct 3, 2007 | - | |||
| Fixed | May 6, 2011 | - | ||||||
| Digital Simulation of ZVS DC to DC Converter Using Simulink I need, any one can implement this IEEE paper on Matlab and simulink software. | Fixed | 13 | $228 | Electrical Engineering, Matlab & Mathematica, Scientific Research | Jun 16, 2011 | - | ||
| Fixed | Oct 23, 2011 | - | ||||||
| ... students seeking an internship in Washington DC. The App will have three main ... working at the same company) 3. DC Experience feature. This will allow interns ... also feature events taking place around DC (updated every week) Requirements: - Someone who ... | Fixed | 7 | $1479 | Banner Design, Graphic Design, Logo Design | Jun 3, 2012 | 6d 14h | ||
| ... someone to write a code for an Atmel ATTINY25 for a Brushed DC Motor Controller. The unit can be used with unregulated DC supply. Motor loading can be compensated with inbuilt RxI-type adjustment using Back ... | Fixed | 15 | $184 | Electronics | May 21, 2009 | - | ||
| We are holding the 2009 International Aid and Trade Event in Washington DC, in the Ronald Reagan Building, on the 9th and 10th July. ... to get an idea of what we are after. We need Washington DC based writers, so that travel costs are not included. We are ... | Fixed | 2 | $500 | Copywriting, Research, Wordpress | Jun 29, 2009 | - | ||
| ... my apartment/room search. I am a recent graduate working in DC and due to my day job I do not have the ... -Schedule apartment visits and roommate requests -Posses general knowledge of the DC/Virginia/Maryland area -Understands how CL's housing site works ... | Fixed | 14 | Forum Posting, Freelance, Research, Virtual Assistant, Web Search | Feb 16, 2010 | - | |||
| ... Mayflower Hotel 1127 Connecticut Avenue Northwest Washington DC, DC 20036 (star and text should be ... Hotel 1615 Rhode Island Ave. NW Washington, DC 20036 (star and text should be ... Navy Club 901 17th St. NW Washington, DC 20026 (star and text should be ... | Fixed | 8 | $48 | Graphic Design, Photoshop | Aug 18, 2010 | - | ||
| ... information with a server crash and need to reconstruct our Tattoo DC Power Supply, we have most all the sources and information ... meter,Precision Potentiometers , power source that converts from AC to DC power and the remaining components. We have lost out ... | Fixed | 27 | Electrical Engineering, Electronics, PCB Layout | Nov 28, 2010 | - | |||
| ... } also this amp is working on 32V signle supply which requires dc dc converter{already made} this requires capacitor compensation, on in and out of this dc dc also when start up, amp should be connected delayed, or ... | Fixed | 1 | $200 | Electrical Engineering, Electronics, PCB Layout | Nov 22, 2011 | - | ||
| ... be done individually, each of 4 batts have it`s own dc dc converter{mp2307 modules i would provide} that would convert power ... battery system would be 3 and /or also 4cell amplifier has dc dc converterer to provide sufficient voltage all the time, it ... | Fixed | 0 | Electrical Engineering, Electronics, PCB Layout | Nov 30, 2011 | - | |||
| ... be done individually, each of 4 batts have it`s own dc dc converter{mp2307 modules i would provide} that would convert power ... battery system would be 3 and /or also 4cell amplifier has dc dc converterer to provide sufficient voltage all the time, it ... | Fixed | 0 | Electrical Engineering, Electronics, PCB Layout, Product Design | Dec 7, 2011 | - | |||
| ... talk about the Maryland and Washington DC area - Particolarly Montgomery County - The ... each of the following places Moving to the DC / Maryland area General DC area Rockville Olney Silver Spring Potomac North Potomac Gaithersburg Germantown ... | Fixed | 10 | $265 | Articles, Copywriting | Feb 11, 2012 | - | ||
| ... ATTINY44 internal RC clock 8MHz On board we have also 3 DC/DC converters from aimtec On module exits 8 power triac outups ... wire with leads are connected to oututs (30uV) And noises from DC/DC converters in wide range 45-55MHz similar like above. ... | Fixed | 11 | $500 | Electronics, Engineering, Microcontroller, PCB Layout | Feb 26, 2012 | - | ||
| Fixed | Feb 20, 2006 | - | ||||||
| Fixed | May 1, 2009 | - | ||||||
| Fixed | Jul 9, 2009 | - | ||||||
| Fixed | Dec 30, 2011 | - | ||||||
| Fixed | Mar 2, 2012 | - | ||||||
| Fixed | Mar 19, 2012 | - | ||||||
| We need a centralized control unit with a 3 phase AC VFD, DC/DC converter, and a buck/boost charger; details below. We ... 100 VDC nominal, so the system must support the full range. DC/DC converter: Probably a full bridge topology, but willing to hear ... | Fixed | 6 | $628 | Electronics, Engineering, Scientific Research | Jul 26, 2009 | - | ||
| ... of the specs of the Fuel Cell stack, Lead Acid Battery and DC motor which is in the Electrical Subsystem. Electrical Subsystem Fuel Cell Stack 1kW,24Vdc ( Ive managed to use a DC/DC boost converter to boost the voltage to 48VDc to run the ... | Fixed | 4 | $175 | Electrical Engineering, Matlab & Mathematica | Feb 2, 2010 | - | ||
| Hello, I need 1000 fans from Washington, DC to this page: http://www.facebook.com/pages/Wealth-Building-CPA/ ... ?v=app_4949752878&ref=ts and I need 1000 fans from Washington, DC to this page: http://www.facebook.com/DistrictREIA Thank you. | Fixed | 1 | $200 | Apr 6, 2010 | - | |||
| New account sign ups for an Internet based service - Washington DC, USA. Commission payable per account is USD $10 x ... looking to promote an Internet based monthly subscription service into DC, USA. Potential target clients include: . PR companies . ... | Fixed | 1 | $250 | Bulk Marketing, Marketing, Sales, Telemarketing | Aug 11, 2010 | - | ||
| I need to create a 50 - 70 volt power supply to power a DC motor. It needs to be as simple as possible. The DC motor is brushed and operates at 70 VDC @ 13 Amps but can tolerate voltages as low as ... | Fixed | 16 | $163 | Electrical Engineering, Electronics, PCB Layout | Sep 17, 2010 | - | ||
| ... final year project in power electronics 2) Project involves building up of hardware and software 3) Hardware involves building a DC-DC converter,DC-AC inverter and a feedback system using PIC microcontroller 4) Software involves ( GUI to display data ... | Fixed | 4 | $600 | Anything Goes | Sep 10, 2011 | - |
Showing 1 to 50 of 978 entries
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