230v 50hz jobs:
| Project Name | Description | Type | Bids | Avg (USD) | Skill Required | Started | Ends | |
|---|---|---|---|---|---|---|---|---|
| ... transformer (along with bridge rectifier and capacitor) for conversion from 230V 50Hz AC to 12V 100mA DC. But it is costly and bulky. So we ... it with less costly and light-weight circuit. 12V DC output would be used by IC 4060 ... | Fixed | 17 | $102 | Electronics | May 22, 2010 | - | ||
| Hi friends, I am in need of SMPS with specifications Input 230V/50Hz Indian standard and Output 12V, 10A. Efficiency should be atleast 90%. I need the circuit with minimal and easily available components ... | Fixed | 5 | $103 | Audio Services, Electronics, Engineering, Wireless | Apr 13, 2009 | - | ||
| ... Features: Dry & Wet. Power: 1800w Voltage: 240v Frequency: 50Hz Capacity: 60L Vacuity: >=18 Kpa Net Weight: 12.5kg ... Features: Dry & Wet. Power: 1400w Voltage: 240v Frequency: 50Hz Capacity: 20L Vacuity: >=18 Kpa Net Weight: 6. ... | Fixed | 7 | Sep 13, 2006 | - | ||||
| I need an electronic design for the following. I have a mains 230v supply operating a load of up to 2 Kwatts. I need to ... dc voltage supply will be required to power the IR device when the 230V supply is switched off and to have the ability, to reconnect ... | Fixed | 23 | Engineering | Mar 16, 2007 | - | |||
| Fixed | Jul 13, 2008 | - | ||||||
| ... The product: - To be wall mounted. - Lockable, water/dust proof, stainless steel case, with hinged door. - An outdoor 230v electrical plug with a single BS1363 plug. - Integrated electric meter. - Integrated on/off timer. - All required electrical ... | Fixed | 4 | $938 | CAD/CAM, Electrical Engineering, Engineering, Industrial Design, Product Sourcing | Nov 18, 2009 | - | ||
| Fixed | Nov 1, 2010 | - | ||||||
| Fixed | Nov 1, 2010 | - | ||||||
| Fixed | Nov 3, 2010 | - | ||||||
| ... sine wave frequency can be changed thereby the speed of the motor changes. The range of frequency is between 20Hz to 50Hz. A free-wheeling facility is also provided across the connected load to improve the performance of the circuit whenever the pulse is ... | Fixed | 1 | $700 | Data Processing, Electrical Engineering | Jul 26, 2011 | - | ||
| Fixed | Nov 11, 2011 | - | ||||||
| Fixed | Feb 25, 2012 | - | ||||||
| ... micro controller - http://arduino.cc/en/ I have the micro controller board and the programming. I need electrical schematics as to how to wire up from the board to the appliance, ie: lights/fan/etc The system needs to be compatible with 240V at 50Hz. | Fixed | 18 | $380 | C Programming, Electrical Engineering, Electronics, Microcontroller | Nov 25, 2010 | - | ||
| ... : stainless steel body, painted with white epoxypolyester powders anti yellowing, with phosphate and degreasing pretreatment. Standard gear: electronic ballast 230V Rules: fittings manufactured according to the IEC 598 – CEI 34-21 rules. | Fixed | 1 | $200 | Translation | Jan 10, 2012 | - | ||
| ... : stainless steel body, painted with white epoxypolyester powders anti yellowing, with phosphate and degreasing pretreatment. Standard gear: electronic ballast 230V Rules: fittings manufactured according to the IEC 598 – CEI 34-21 rules. | Fixed | 1 | $150 | Translation | Jan 10, 2012 | - | ||
| ... Ex. Leaning recessed fixture for false ceilings panels with visible structure mm.15/24. Body: stainless steel body, painted with white epoxypolyester powders anti yellowing, with phosphate and degreasing pretreatment. Standard gear: electronic ballast 230V | Fixed | 1 | $150 | Translation | Jan 10, 2012 | - | ||
| ... problem For example : In the Tools pannel , player will find cables, a rocket while on Mainboard of the game will lay a 230V junction and a light bulb . The requirement of the problem will be to arrange cables and rocket in order to turn on the light ... | Fixed | 7 | $600 | HTML, HTML5, Java, Javascript | Jan 17, 2012 | - | ||
| ... mm.15/24. Body: stainless steel body, painted with white epoxypolyester powders anti yellowing, with phosphate and degreasing pretreatment. Standard gear: electronic ballast 230V Rules: fittings manufactured according to the IEC 598 CEI 34-21 rules. | Fixed | 1 | $130 | Translation | Jan 23, 2012 | - | ||
| ... steel body, painted with white epoxypolyester powders anti yellowing, with phosphate and degreasing pretreatment. Standard gear: electronic ballast 230V Rules: fittings manufactured according to the IEC 598 â€â ... | Fixed | 1 | $140 | Translation | Jan 23, 2012 | - | ||
| ... mm.15/24. Body: stainless steel body, painted with white epoxypolyester powders anti yellowing, with phosphate and degreasing pretreatment. Standard gear: electronic ballast 230V Rules: fittings manufactured according to the IEC 598 CEI 34-21 rules. | Fixed | 9 | $307 | Translation | Feb 3, 2012 | - | ||
| ... key IR Remote. The IR receiver should fit in 1 or 2 sq. inch size. It will need RC5 coding and 8bit microcontroller may be used. It should work on 230V AC (+/- 10%) and has Traic or relay output. The BOM cost should be worked out for 1 lakh units. | Fixed | 17 | $387 | Electronics, Microcontroller | Feb 14, 2012 | - | ||
| URGENTLY need to design and build a simple circuit to analyse charging and discharging characteristics of supercapacitors. Power from 230V mains, step down (using isolation transformer) and rectify to a ... | Fixed | 9 | $140 | Electrical Engineering, Electronics | Feb 23, 2012 | - | ||
| ... Wall Fixtures • Spotlights • Wall luminaires • Recessed • Picture lights LED lighting • 230V • 12V (so in total 24 articles, 24*600= approx. 14400 words in total) The texts has to ... | Fixed | 10 | $310 | Articles, Copywriting, Internet Marketing | May 11, 2012 | - | ||
| I need a circuit design probably based around a low power op-amp such as the TL084 to detect 50Hz mains. Requirements: 1. Must be battery operated and give at least 6 months with no alarm activation. 2. Must have 12 inch range or better. 3. Must ... | Fixed | 13 | $208 | Electronics, PCB Layout | Jul 12, 2010 | - | ||
| ... all data being accesible by the Arduino. The device must be able capable of supporting the monitoring of 110 to 240 volts AC 50Hz or 60Hz Power for all components and the Arduino must be obtained from the Ac source. Other than for power sources, ... | Fixed | 12 | $429 | Electronics, Embedded Software, Microcontroller, PCB Layout | Oct 17, 2010 | - | ||
| ... and C++ code designed for PIC (not the layout). Power supply can be used as PoE (power over ethernet) or just simple 230V adaptor... This project must be 100% Functional! No random BIDS, i have real budget for this project. Please include examples of ... | Fixed | 23 | $783 | C++ Programming, Electronics, Microcontroller, PHP | Jan 23, 2011 | - | ||
| ... measurement accuracy: ±5% (in range 20W-1400W) temperature sensor: PT100 x 4 input voltage: single phase 230 VAC / 50Hz control: 8-bit microcontroller based user interface: char LCD 2x16 or bigger + buttons PC interface: RS232 switched range of ... | Fixed | 16 | $7197 | Electrical Engineering, Electronics, Microcontroller, PCB Layout, Product Design | Feb 5, 2011 | - | ||
| ... ! We are looking experienced designer, who will design/improve conducted EMI filter for our SMPS. Parameter of SMPS: Vin=180 - 265VAC/50Hz Pin=6.6W; Pout=5W fsw=66kHz IC = LNK606 We need: - schematic diagram - SPICE simulation contains ... | Fixed | 2 | $620 | CAD/CAM, Electrical Engineering, Electronics, Matlab & Mathematica | Apr 19, 2011 | - | ||
| ... looking to modify to incorporate new features. What we are after is an electronics engineer with electrical engineering experience with 240v/50Hz and/or 415v experience to work with us to; * Redesign and supply schematics (Protel preferred) * Produce PCB ... | Fixed | 8 | $394 | Electrical Engineering, Electronics, Manufacturing Design, PCB Layout, Product Design | Sep 20, 2011 | - | ||
| ... (not a PCB) for a RELIABLE system to send power metering data of an AC powered product (110V/60Hz or 220V/50Hz). Maximum power consumption will be 3500W. Transmission device will be HOPERF RFM12B transceivers (868MHz) http://www.hoperf.com/rf_fsk/cob/ ... | Fixed | 7 | $122 | Electronics | Jan 7, 2012 | - | ||
| ... degrees C) with a plastic housing on top (much like a small rubber stamp housing) with an electrical cord. It should run on 220-230V. I also need as much help as possible with the rest of the process (CE marking, testing, patents etc.) so if you ... | Fixed | 14 | $997 | Manufacturing Design, Product Design | Mar 13, 2012 | - | ||
| ... water heater project that has the following features CE / VDE approval China made Low cost (guide is max 0.50 USD ) 13A 230V min Latching (that is one depression switches it on and it stays on until the next depression which switches it off) Low ... | Fixed | 3 | $177 | Product Sourcing | May 19, 2011 | - | ||
| ... bids to go away and think about it ! As an alternative, if a very reliable low cost (0.5 USD or less) latching 13A 230V CE approved microswitch can be found, this would also be accepted as a solution to our problem. I can provide some more details if ... | Fixed | 3 | $108 | Mechanical Engineering | May 19, 2011 | - | ||
| ... end devices to control the monitor the power Node The meter part shall be used to sense and control power of 240 volts AC 50Hz or 60Hz to report of Real Power, Apparent Power, Vrms, Irms for real time display with an integrated power supply from the ... | Fixed | 12 | $887 | C Programming, Embedded Software, Microcontroller | Nov 9, 2011 | - | ||
| Given a base frequency of 50Hz, which will include 'normal' harmonics (e.g. 100, 200Hz), we need to detect an embedded 58 Hz frequency. The 58 Hz may be as much as 70dB below the base frequency. We require a C function (standard C) to run on an ARM ... | Fixed | 10 | $610 | C Programming | Nov 28, 2008 | - | ||
| Fixed | Apr 20, 2011 | - | ||||||
| ... , the actual requirement of our project was to synchronise the output of our inverter with another given local signal say 40V 50Hz. For this we used microcontroller PIC18F4550 with some code. The output of our inverter must self synchronise with the given ... | Fixed | 14 | $161 | Electrical Engineering, Electronics, Engineering, Microcontroller, Technical Writing | Aug 7, 2011 | - | ||
| We are looking for somebody who will able to design GU10 LED power supply. Specification of our design: power supply: 230VAC/50Hz-60Hz topology: non-isolated pulse power supply output current: 500mA or 700mA (option) output voltage: about 11VDC ( ... | Fixed | 10 | $850 | Electronics, PCB Layout | Feb 11, 2011 | - | ||
| We currently sell electric infra red heaters that are suitable for warehouses, workshops etc. These are rated up to 230V 6kW 26A, although it is quite rare to be more than 3kW 13A. Mostly these are wired direct to the electric supply via a big switch with ... | Fixed | 17 | $600 | C Programming, Electronics | Jun 9, 2008 | - | ||
| Fixed | Oct 13, 2009 | - | ||||||
| ... who will able to find EMC problems and improve our design. Specification of our design: power supply: nominal 12VAC/50Hz-10kHz power sources: - toroidal transformer - pulse electronic transformer for halogen (0-50W) output current: 500mA ... | Fixed | 5 | $910 | Electrical Engineering, Electronics, PCB Layout | Feb 11, 2011 | - |
Showing 1 to 41 of 41 entries
Featured Projects, identified by a label, attract more bids from accomplished Freelancers than regular projects.
They appear prominently on the front page, listed above all other projects.
Fulltime Projects, identified by a label, enable both Employers and Freelancers to save money by paying no commissions. Additionally it also offers flexibility:
Employers can hire Freelancers on a full time or commission basis, and
Freelancers can bid for projects however they want e.g. hourly, daily, weekly and more!
Private Projects, identified by a label, are recommended when confidentiality is a must for Employers.
They are not visible to search engines and users must be logged in to see them.
Other similar jobs:
230v 50hz 100ma, power supply 230v 12v, step transformer 230v 12v, power supply 230v, 230v 12v power supply diagram design, 230v 50hz 12v step transformer, cost step transformer 230v 12v, step transformer 230v 12v cost, step 230v 12v bridge rectifier, 230v 12v power supply, 230v outlet industrial, outdoor 230v outlet, power supply transformer 230v 50hz, design 230v 12v step transformer, 230v 50hz 12v rectifier, 230v 12v 50hz step transformer, low cost low power switching power supply 230v, 230v 50hz 12v, low cost 230v 12v transformer, 230v 12v low cost, 230v 50hz power supply transformer, design power supply 230v 50hz, 50hz mains detector circuit, details 230v 50hz transformer, circuit diagram 230v 12v 100ma power supply, step transformer 230v 50hz 12v circuit diagram, design power supply 230v, step transformer design 230v 12v, 230v 50hz circuit diagram, 230v 50hz power supply, , Outsource 230v 50hz
Top 230v 50hz Freelancers
How it works - 5 easy steps
Post your project
in seconds
Compare prices
& select freelancers
Create payment
for the project
Approve
completed project
Release payment
to the freelancer