Ac to dc converter circuit diagram jobs

I am seeking an RF engineer with experience in telecommunications. The project involves working on two questions. Ideal Skills: - Proficiency in RF engineering principles - Experience in telecommunications applications - Knowledge of circuit and antenna design - Understanding of signal propagation and RF optimization techniques - Ability to conduct interference analysis and frequency planning

...11th Circuit. This project requires meticulous legal analysis and case law research. The brief should cover any potential issues on appeal, including procedural errors, legal misinterpretations, and instances of insufficient evidence. Key responsibilities: - Conduct thorough case law research to identify relevant precedents and legal principles - Write a comprehensive legal analysis to support the appeal - Draft the brief in accordance with the court's requirements Ideal candidates will have: - Extensive experience with appellate brief writing - A strong understanding of the 11th Circuit's legal standards - Excellent research and legal writing skills Please note, the brief should be written in a manner that is suitable for submission to the court...

I'm looking for a skilled PCB designer who can provide a Gerber file based on a circuit diagram I will provide. Key details: - The PCB will primarily be used for testing, so it should be designed with this purpose in mind. - There are no specific size requirements for the PCB, so flexibility is available. - The type of PCB design (single-sided, double-sided, or multi-layer) has not yet been decided and will depend on your professional recommendation. Ideal Skills: - Proficient in PCB design software. - Experience with generating Gerber files. - Knowledgeable about industry standards for testing PCBs. - Strong understanding of various PCB types and their applications. Please only bid if you can show relevant experience and can provide examples of past PCB designs.

I need a Function Block Diagram for an Idec FL1F-B12RCE smart relay to control a motor. The motor is attached to an output shaft with a cam and a position sensing switch. The main objective is to start or stop the motor based on the position sensing switch. - The cam has four lobes arranged at 90 degree intervals. - The switch is a single pole, double throw with both NO and NC contacts. - The NO contact of the switch closes at some point on the rise of the cam. This point varies from one assembly to another, but is stable within a given assembly. - The NO contact opens at some point on the fall of the cam that is lower than the closing point. There is a hysteresis effect within the switch. - The motor runs on 11-16 volts DC, and the speed varies ...

...talented developer to create a web-based tool that can convert various file types into PDFs. The specifics regarding the file types and platforms are still up for discussion, and I would appreciate your expertise in determining the optimal project requirements. Key project elements include: - User-friendly Interface: The tool should be intuitive and easy to navigate for users with any skill level. - Large File Handling: The converter must be capable of processing large files efficiently and reliably. The perfect candidate for this project will be a skilled web developer with prior experience in creating file conversion tools, as well as a solid understanding of PDF file structures. This is a fantastic opportunity for someone who can blend technical skill with crea...

I have a set of flowcharts and process diagrams in Excel that I need converted into Visio. The complexity of these charts is moderate, with multiple steps and branches. Key Requirements: - Proficient in Microsoft Excel and Visio - E...complexity of these charts is moderate, with multiple steps and branches. Key Requirements: - Proficient in Microsoft Excel and Visio - Experience with converting flowcharts and process diagrams - Familiarity with standard Visio templates - Able to accurately represent moderate complexity flowcharts Please ensure that the flowcharts are converted using a standard Visio template. I can provide this template if needed. The ideal freelancer for this project will have a keen eye for detail and a strong understanding of flowchart and process diagram...

I'm seeking a MATLAB expert to design a DC Power Supply electronic controller from scratch. The controller should be capable of: - Voltage Regulation - Current Limitation - Overload Protection The specifications for the DC power supply are low range: 0-30V and 0-5A. It is crucial that the design ensures reliability and safety, with robust overload protection and precise voltage regulation. Ideal candidates should have: - Extensive experience in MATLAB - A solid background in electronic design - Familiarity with DC power supply systems Please provide examples of similar projects you have completed in your bid.

...in need of a circuit board & Flex PCB Style wiring for a lithium battery pack design. Specifically for a custom battery pack for electronics installed into a harsh environment. The main function of this circuit board is to provide a fuse and diode to ensure the each battery pack does not discharge in event of different voltage, but it must also physically easy to manufacture the battery pack. Key requirements: - Expertise in designing circuit boards for consumer electronics - Proven experience with power management circuit boards - Ability to design for low power specifications Skills and experience that would be advantageous: - Creativity in designing efficient power management solutions I have attached a word document whi...

I'm in need of a database expert for managing and analyzing hospital data. Your primary task will involve creatin...need of a database expert for managing and analyzing hospital data. Your primary task will involve creating, optimizing, and querying a SQL database. Key Responsibilities: - Conduct data analysis and produce comprehensive reports on patient health records, staff performance, and inventory management. - Create and optimize the database for improved performance and efficiency. - Develop an ER Diagram to visualize the database structure. Ideal Skills: - Extensive experience with SQL and database management. - Strong skills in data analysis and reporting. - Proficiency in creating and interpreting ER Diagrams. - Background in healthcare data analysis prefe...

Please do not apply if you understand the follow...not apply if you understand the following. [ Purpose ] : My Brushless ESC integrated to Flight Controller(FC) is lower current than 20A. I want to use independent another 40A ESC without any modification of Brushless ESC integrated to Flight Controller. [ Connection Diagram ] Brushless 20A ESC integrated to FC -> out signal(three phase power) of ESC -> Module (need to develop) -> pwm signal(+5v) -> ESC 40A -> output signal -> Brushless motor [ Todo list ] : 1. Schematic(Arduino and so on) and Firmware, Technical Document for Converting Input Signal to Output Signal - Input Signal : Output signal(three phase power) of one Drone Brushless ESC - Output Si...

We are seeking a skilled developer or team to design and develop a dynamic 4G and LoRa-based device with integrated MQTT communication and call functionality. The device should be compact, reliable, and capable of seamless data transmission via MQTT protocol while supporting voice call capabilities. The project includes hardware and firmware development, ensuring scalability and dynamic performance. Project Requirements: 1. Hardware Specifications: A 4G module for high-speed cellular connectivity. LoRa module for long-range communication. Microcontroller unit (MCU) to manage operations efficiently. Support for SIM card insertion for cellular functionality. Integrated microphone and speaker or support for external peripherals for voice calls. Adequate power management s...

I need an expert PCB designer to create a multi-cell LiPo charger for me. The charger should be able to manage multiple LiPo cells simultaneously, offering balanced charging to ensure all cells are charged equally. Features Required: - Overcharge Protection: This is crucial to prevent damage to the cells and ensure safety during the charging process. - Balanced Charging: As mentioned, the charger should be capable of balancing the charge across all cells. Power Source: - The charger will be powered via a DC adapter. Ideal Skills: - Extensive experience in PCB design, particularly for multi-cell chargers. - Proficiency in designing circuits with overcharge protection and balanced charging capabilities. - Familiarity with DC adapter powered...

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I'm in need of a MATLAB expert to design a DC power supply for me. Specifications - Output Voltage Range: 5-12V - Maximum Current Rating: 5A - Additional Features: Overvoltage protection and Current limiting Ideal Skills - Proficiency in MATLAB - Experience in designing DC power supplies - Knowledge of power supply safety features Please, if you have the necessary skills and experience, bid for this project.

I'm in need of a detailed design and analysis for a 6V DC power supply to power the electronic controller of an electric vehicle. The project has several components: 1. **Power Conversion Stages**: You will need to state and describe the four stages of conversion to obtain the requisite power. These stages will include a Transformer, Rectifier, Filter, and Regulator. 2. **Sine Wave Diagram**: Starting with an AC sinusoidal wave representing the mains supply, you will need to draw and label the time period and the amplitude. This will involve using the specifications of the UK mains supply (230V RMS, 230*1.41 Peak, 50 Hz). 3. **Output Diagrams**: You will also need to draw and label the output after each stage of conversion. T...

I have detailed notes on a range of astrophysical concepts and I need a freelancer to transform these into a 10 slide PowerPoint presentation. The topics to be covered include star formation, the origin of the solar system, elliptical orbits, the life cycle of a star, the future of the Sun and black holes, the Doppler effect, the expansion of the universe, and the age of the universe. The presentation should be diagram-centric, using 3D computer-generated models, set against a dark background with light text. Key requirements: - Transform my text document notes into a professional, informative presentation - Create visually appealing and accurate illustrations - Use Microsoft PowerPoint to create the slides Ideal skills: - Experience in Physics - Proficiency ...

I'm in need of a Joomla expert who can help me configure my SMTP credentials for Amazon SES on my Joomla! 3.10.12 site. I'm using AcyMailing 5.9.6 and Form Converter 4.4.8 plugins. I'm running into configuration errors when trying to input the SMTP credentials.

Inspiration for landing pages: Note: Styles I like: Canva: I like that important blocks are full width, and that the content is clean and centered Instructions for style: Hybrid Approach (USE THIS ONE): Use a black background for the hero section (first fold) to grab attention with a luxury feel. Transition to a white background for content-heavy sections to ensure readability and clarity. By balancing these elements, you can combine elegance with functionality for the best user experience. Based on the brand guide you provided, here's a detailed recommendation for your designer regarding the fonts, colors, and style for the landing page of : Important use the brand guide:

I'm looking for a professional who can create a design and/or a prototype of waving flags in GIF or MP4 format, i need all flags of the world for a motorsport closed circuit, those flags will be showed on podiums on digital screens. all the flags have to have the same animation, it should be very smooth and gentle animation like "" or maybe like "" avoiding to cut borders like "" do. any further idea will be appreciated, for sure it will be considered to get almost 3-4 examples before selecting the right one and produce all the world flags. images are required to be 1920x1080 format

I need an expert in PCB design to redesign a PCB for AC to DC conversion. The PCB will be used in consumer electronics, so it needs to meet the common specifications for such applications. Key requirements: - Expertise in PCB design - Expertise in Kicad - Expertise in Transformer design and selection - Prior experience with AC to DC conversion - Knowledge of consumer electronics standards Project needed in Kicad

Hi, I’m looking for a freelancer to help me design two PCB variants for a stair-lighting controller using a 38-pin ESP32 Dev Module (USB-C). This system will power and control WS2812 LED strips and incorporate multiple sensors for an intelligent lighting setup. Below is an overview of what I need, followed by detailed requirements. At the end, I’ve included links and attachments referencing a similar board and my own sketches. >>> Overview of the Project 1. Goal: Create two PCB variants (Version A and Version B) of a stair-lighting controller for WS2812 LEDs: - Variant A: 2 LED outputs, - Variant B: 16 LED outputs. 2. Board: Uses an ESP32 Dev Module (38-pin, USB-C) mounted on female headers (no extra programming buttons needed). 3. Sensors: 2× PIR...

I need a set of UML diagrams, specifically Class diagrams, Use case diagrams, and Sequence diagrams. The project's purpose is not clearly defined, so your ability to create diagrams that can be applied to a variety of systems is crucial.

I'm looking for an experienced Arduino programmer and circuit designer to build a simple circuit that can send readings from two fuel optical sensors over the longest range radio available. Key Requirements: - located in Great Britain - Knowledge in Arduino programming and circuit design. - Experience with fuel optical sensors preferred. - Proficient in implementing long-range radio communication, ideally LoRa. - Ability to design a battery-powered circuit. The circuit should take readings from the two sensors, which output 5V when in air and a neutral 3 wire, and send these readings over the radio. The circuit will be powered by a battery.

Technical Documentation and Code Quality Improvement Task Note: This is supposed to be 2-3 hours job using AI tools. Tools: • Node.js • Google Colab • Google Drive • Windsurf code editor Part 1: Code Analysis and Documentation 1. Review the provided code and data: o Install and use Windsurf code editor on your machine o Create and open new project folder in Windsurf o Download codes to the folder and analyze the existing codebase o Identify potential improvements and issues o Document any bugs or inefficiencies found 2. Create a professional file that includes: o Clear one-line project description o Step-by-step installation instructions for beginners o Dependencies and system requirements o Flow diagram showing the process o Known issues and lim...

Technical Documentation and Code Quality Improvement Task Note: This is supposed to be 2-3 hours job using AI tools. Tools: • Python • Google Colab • Google Drive • Windsurf code editor Part 1: Code Analysis and Documentation 1. Review the provided code and data: o Install and use Windsurf code editor on your machine o Create and open new project folder in Windsurf o Download codes to the folder and analyze the existing codebase o Identify potential improvements and issues o Document any bugs or inefficiencies found 2. Create a professional file that includes: o Clear one-line project description o Step-by-step installation instructions for beginners o Dependencies and system requirements o Flow diagram showing the process o Known issues and limi...

Need a proper documentation Draft including Architectural level(with tools or diagram) explanation which a developer can look into & start implementation. Use Case : Company E, a cloud infrastructure provider, has a complex network of systems and services that require constant monitoring and troubleshooting. The operations team often receives a high volume of support requests from internal and external customers, ranging from technical issues to service inquiries. R is interested in exploring the use of Generative AI to create an intelligent chatbot that can assist customers in finding relevant runbooks, knowledge articles, or automated solutions to their problems. How can R leverage Generative AI to build a conversational interface that can understan...

...0-40Volts, up to 15Amps. The output signal should be variable in amplitude and also be either unipolar (0-40 Volt, adjustable e.g. from 0 up to 0-40Volt) or bipolar (+/- 20 volt adjustable from 0 to +/- 20 volt), by means of a switch. Will drive a coil of 17mH or 34mH (thick wire on a big, 60cm bobbin) Signal should be from 0 to 50Hz Power input from line 230Vac and idealy 100-240Vac Need 2 controls: 1. for the intesity (output voltage): 0-40 volts 2. for the frequency: 0 (off) - 50Hz The control at this stage can be potentiometers, but in the near future will be controled by an MCU, so control signal should be of low voltage (e.g. 0-5 volt) There should also be a protection of the output if there is a shortcut. Based on SG3525 is a good idea. Since the...

I'm in need of a professional who can run some CFD analyses on a wave energy converter using a 3D step file that I will provide. Key metrics to be analyzed: - Power output at 4m/s and 2m/s wave speed - Hydrodynamic forces The analysis should be conducted under normal water conditions, with no need for tests at varying wave heights or water temperatures. The ideal candidate for this project: - Should be highly proficient in CFD simulations and FSI analysis - Have experience working with wave energy converters - Be able to deliver a moderate level of detail in the analysis Your expertise will help in understanding how this device interacts with the water and its power generation capabilities. Looking forward to your bids.

I'm looking for a developer experienced with Eclipse Theia to create a project navigator application based on a JSON feed tree. Key Features: - A detailed page with multiple tabs similar to Eclipse's development interface. - A tree navigator which displays JSON data. Right-clicking on a tree object brings up a context menu to draw a simple circular layout network diagram. - When a node of the diagram is clicked, the node's properties are shown in a property table and help information is displayed in a right pane. - The ability to print the diagram from a top menu print tool. - A three-pane layout consisting of a diagram pane, a detail information pane and a help pane. Data and Implementation: - The application will s...

I'm in need of a professional to design a breakout board for the AD5933 chip. The primary application for this chip will be impedance measurement, specifically up to 100 kHz. This project requires a deep understanding of the AD5933 chip, as well as the principles of impedance measurement. Key requirements: - Design a breakout board for the AD5933 chip - Ensure the board is compatible with I2C for communication Ideal candidates will have: - Prior experience with the AD5933 chip - A strong background in electrical engineering and circuit design - Experience designing breakout boards - Proficiency in I2C communication interface Please include examples of similar projects you've completed in your bid.

I would like a Windows 10 desktop APP that takes in a link from a website and a directory on my PC, traverses the pages below the link and copies the PDFs that it encounters into my directory. Example input Link: Directory: c:/myfiles/ It can be an APP that I buy or custom written. I need it today.

I need a circuit board designed primarily for signal processing. This board will be handling mixed signals, specifically processing sensor signals. Key Requirements: - Design a circuit board capable of mixed-signal processing with a focus on sensor signals. - Ensure the board is optimized for signal processing tasks. - Provide schematics and design files. Ideal Skills and Experience: - Expertise in circuit board design. - Proficient in working with mixed-signal and sensor processing. - Strong background in signal processing.

Project Details I'm in need of a compact, double-layer PCB designed for a digital circuit. The project involves creating a Gerber file that is ready for printing, accommodating the given circuit diagram. The PCB should be small and compact, suitable for accommodating a digital circuit. The 2 ESP32, SIM800L, MAX 485 and ADS1115 will be mounted on a 2.54 mm pin female single-row header strip. All connectors will use 5 mm PCB terminals with standard 0.1” (2.54 mm) spacing through holes. Components Ref: ESP32 38Pin Development Board: Hi Link HLK-PM01 5V/10W: 2.54mm Pin Female Single Row Header Strip:

I am looking to create a digital airsoft target see attached documents. I will need all files and BOM in order to have whatever PCB we create manufactured and assembled.

...it needs to have a functional interior with a motor and wheels. Read whole brief for full scope. Ideal skills for this project include: - Experience with mechatronics design - Experience with building fully functional prototypes from design - Proficiency in CAD & 3D modeling software - Experience with designing for 3D printing - Experienced with electronics - Knowledge of vehicle mechanics In detail below: (see attachments for quick visual overview) Develoment of 3D-printable Vehicle traveling on rail for visual display I have a project where a small vehicle will travel on a rail. This serves no practical purpose but is part of a visual display. The rail consists of 50mm flatsteel (or aluminum) with 4mm thickness. The rail has not been constructed yet but is tho...

I need a professional design upgrade for my flowchart. - Purpose: The flowchart is intended to explain a process. - Style: The desired aesthetic is minimalistic, so the design should be clean and uncluttered, yet visually appealing. - need diagram in ppt with animation (not jpeg) Ideal candidates should have experience in graphic design and a strong understanding of creating flowcharts.

I'm seeking a skilled who can quickly and accurately design a mixed-signal circuit using the Proteus/ISIS simulation software. This project revolves around the study of a photovoltaic-wind hybrid network connected to a High Voltage Direct Current (HVDC) bus. Key aspects of the project include: - Understanding and implementing the complexities of a hybrid renewable energy network. The ideal candidate for this project will have: - Proficient experience with the Proteus/ISIS simulation software. - Experience with designing circuits for renewable energy systems. Speed and accuracy are paramount for this project, and I am prepared to compensate appropriately for high-quality work.

I need a circuit board designed and built that uses an ESP32 to drive a large number of LEDs (SMD, 300-500). The LEDs should be arranged to represent a detailed map that will be provided. Key Requirements: - Design and construct a visually appealing circuit board (as it may be directly exposed to end user) - Use an ESP32 to control a large number of LEDs (you will have to explain how you plan on doing this) - Arrange the LEDs according to a detailed city map which I will provide on the circuit board. Ideal Skills and Experience: - Electronics and circuit board design - Proficiency with ESP32 - Experience with LED projects - Design skills for creating an aesthetically pleasing product

I need assistance in migrating a small Active Directory setup (up to 100 users) from a Windows Domain Controller to a Samba Domain Controller. Key Details: - The current setup includes file sharing services. - The preferred authentication method for the new Samba DC is LDAP. Requirements: - Proven experience with Windows AD and Samba. - Familiarity with LDAP. - Skills in server migration and file sharing setup.

I am in need of an experienced electrical engineer specializing in circuit design. The project involves designing a circuit for an unspecified application, so versatility and creativity are key. Ideal candidates should have: - Extensive experience in circuit design - Ability to work on various applications, from consumer electronics to industrial machinery - Innovative thinking for creating efficient and effective designs

We are seeking a skilled engineer to design and develop a 30 KW DC fast charger based on the Infineon /OnSemi/ Microchip SiC module reference design.. The inverter will need to handle power ratings between 10 kW to 50 kW. Ideal Skills & Experience: - Background in power electronics - Proven track record in inverter/fast charger design - Experience in industrial applications and CANBus protocol - Ability to design for power ratings between 10 kW to 50 kW We are seeking a skilled engineer to design and develop a 30 KW DC fast charger based on the Infineon SiC module reference design. The ideal candidate will have experience in power electronics and familiarity with high-efficiency charging technologies. Your expertise will be cru...

I need a licensed Electrician to install an electrical subpanel in my garage. This is a preparatory step for a new heat pump AC system I plan to install. Key Requirements: - The electrician must be licensed by Westchester County, NY - Install the subpanel in the garage - Connect the new subpanel to the main panel - Ensure the installation is compliant with local electrical codes - File and obtain a permit for the work Ideal Skills and Experience: - Proven experience in electrical installations, particularly with subpanels - Knowledge of heat pump AC systems - Familiarity with local electrical codes and regulations I have some items but not all necessary for the installation. I do need the electrician to inspect the current main panel before in...

I'm seeking a licensed electrician to install an electrical subpanel in my garage to prepare for a new heat pump AC system. Key Requirements: - Install the subpanel in the garage - Connect the new subpanel to the main panel - Ensure the installation is compliant with local electrical codes - file and obtain permit for the work Ideal Skills and Experience: - Proven experience in electrical installations, particularly with subpanels - Knowledge of heat pump AC systems - Familiarity with local electrical codes and regulations

I'm in need of a basic precision, manually controlled, adjustable current regulation circuit that can handle up to 15A at 170VDC. The primary application for this circuit will be within power supply systems. Key Requirements: - The circuit should be able to adjust the current from 0 to 15A. - It should be designed for use in power supply systems. - The level of precision required for current regulation is basic. - The control for adjusting the current should be manual or digital. Ideal Skills: - Circuit design and development. - Experience with power supply systems. - Understanding of basic precision regulation.

I am looking for an expert in animation engine development who can create an engaging and educational animation engine for teaching computing The project will also require the creation of a comprehensive architectural diagram to outline the application architecture and its various components. details in attached

...area. In addition to the pool and decking, the site plans must account for the necessary utilities. This includes a water supply line, and several electrical outlets strategically placed around the pool area. Ideal candidates for this project should have experience in landscape design and pool site planning. Knowledge of safety regulations and standards for pool installations is also a plus. Please provide examples of similar projects you've completed in your bid. I have attached copies of a design concept I like as well as pictures of front and back of home. Request from the city regarding plans: A more detailed Site Plan Clearly showing the location of the pool in relation to the existing house, property lines, and any other existing structures. Accurate measur...

I'm in need of a seasoned FSM (Finite State Machine) Arbiter expert specializing in digital circuit design. Key Responsibilities: - Design and implement an FSM Arbiter for a digital circuit. You should have: - Extensive experience in digital circuit design and FSM Arbiter. - A deep understanding of the design and implementation of FSM Arbiter. Deadline: 1 days

I am in need of a detailed wiring diagram for my Arduino R3 project which controls a Stepper motor. The connections are already listed, but I would like a professional and clear diagram to wire from. Key Project Details: - The wiring diagram needs to be in PDF format. - It should be created using Fritzing software. - The diagram should include detailed labels for all connections. Ideal Skills and Experience: - Proficiency in using Fritzing software. - Prior experience in creating wiring diagrams for Arduino projects. - Attention to detail to ensure all connections are accurately represented and labelled.

I'm seeking a designer who can create a compelling and visually appealing graphic illustration aimed at adults for educational purposes. The design should be sophisticated yet easy to understand. Ideal Skills and Experience: - Proficiency in graphic design software - Previous experience designing educational material - Strong understanding of visual communication - Ability to create engaging and inspiring designs

...a skilled Arduino coder to help me write a program for a radio sweep unit using a TEA5767 and an Arduino Uno. The unit should include: - A button to start and stop the sweep - A button to switch between forwards and reverse sweeps - A button for a random sweep - A potentiometer to adjust the sweep speed - An I2C IIC LCD 1602 Module to display the current frequency, sweep rate, and sweep direction, all on separate lines - A signal strength indicator The code must utilize pull-up resistors for the buttons. The ideal candidate should have extensive experience with Arduino programming, specifically with the LiquidCrystal_I2C.h library for the I2C display module. The display should be set to show separate lines for each piece of information. Please...