Differential amplifier transistor trabalhos
Preciso de ajuda para fazer um projeto utilizando Arduino. Basicamente tenho leds de uma pisca pisca de cascata que gostaria de reaproveitar. São proximamente 8 linhas de 72 LEDs que estão ligados em serie (gostaria de controlar pelo Arduino pel...utilizando Arduino. Basicamente tenho leds de uma pisca pisca de cascata que gostaria de reaproveitar. São proximamente 8 linhas de 72 LEDs que estão ligados em serie (gostaria de controlar pelo Arduino pelo menos em 4 grupos). A energia na minha região é 220 volts. O O Código do Arduino eu mesmo posso fazer, preciso de ajuda para saber quais componentes eletrônicos preciso usar por exemplo, Qual transistor devo usar? Ponte retificadora? Capacitor? E qual a potencial ou referencia de c...
...with me. The minimum knowledge required to complete the challenge are: HTML, CSS, Javascript, React-JS, REST, GIT. The use of Typescript and React Table will be different; It will be allowed to implement improvements in the application that do not remove the requested features. The design of this application will not be part of the evaluation, but a simple and intuitive usability will be a differential. The logic used, performance, coding and documentation practices will be the main points to be evaluated; This web application must be published on Github and the URL must be provided for testing. All commits must be kept and use only one branch; I await confirmation from candidates for this challenge ...
We are creating a platform for the student to resolve issues online. Quizz format. The questions are evidence from military academies. Brand Name: QCMILITAR Colors: Green (mandatory), Blac...resolve issues online. Quizz format. The questions are evidence from military academies. Brand Name: QCMILITAR Colors: Green (mandatory), Black, White, Gray QCMILITAR was born from the idea of creating a portal for auxiliary candidates who are studying for military competitions in the Navy, Air Force, Army, Police and Security Forces. There are several portals on the internet, however, our differential is that we will be focused on military public tenders. The platform's concept is that the candidate can resolve issues directly on the screen just by applying a few filters. Use your ...
...---------------- USA Company / Product name: driving Brides As the company works and audience: We are a modern transport company and luxurious facing brides and grooms driving on her wedding day . We do the bride's carriage in the " bride's day ," conducted to the hall for the Church , the Church to party and the party to the hotel / airport (final party ) . We carry in comfort and a differential in service and quality of our services . What I hope to see in the project: I want to create a brand from this name, which translates glamor , luxury, quality , refinement. Needs to be a brand that when thought for any bride / groom them to remember as the best and only bridal shuttle and that this brand reaches the national level. See Appendix PDF ------...
...carrying shopping information to our servers, which account points and deliver benefits to customers taking into account some definitions of the establishment. In addition, the software has marketing automation resources to be developed, and many other features that will gain space in new versions. Developers who communicate in Portuguese or Spanish, or are in Brazilian territory, is a differential, but this is not a requirement Intellectual property and confidentiality agreement are necessary requirements *** (Por favor, perdoe o meu inglês. Não é bom o suficiente) Preciso de um desenvolvedor que continue um projeto já iniciado, construído com php, laravel4, javascript, angular.js e plugins. Favor considerar o preço da h...
I'...brand. The logo must incorporate the colours blue or green prominently. Ideal Skills: • Graphic Design • Logo Design • Typography Focus: We'd like to forego icons in the logo and focus solely on typography. We want the name "COMPANY" to take center stage, with a distinctive and memorable lettering design Experience: • Traditional logo designs for professional brands. Other topics: Typography Differential: We'd love for one of the letters in our name to have a distinctive touch, similar to other prominent companies in our sector. This could be through a modification in shape, style, or color of a specific letter. Time and Quality: While we're not in a hurry, we value quality and attention to detail. We want a design that sol...
I am seeking a seasoned PCB designer for my upcoming project. The project involves the design of a double-sided PCB to be used in an embedded system for a power electronics, consumer product...understanding of PCB design for embedded systems - Experience with power electronics The primary function of this PCB is power management. Thus, proficiency in optimizing PCB designs for energy efficiency is highly desirable. The PCB should include the following features/components: - Microcontroller - Voltage regulator - Display interface - Resistance - Capacitor - Diodes - Integrated Circuits - Transistor - IGBT - MOSFET Experience in integrating these components on a double-sided PCB is mandatory. Please detail your related experience and skills in your bid. Looking forward to seeing ...
I'm looking for a skilled and experienced mechanical engineer to assist with the repair design of a differential gear. Requirements: - Understanding and experience in differential gear systems - Expertise in gear repair, specifically in differentials - Ability to create detailed and accurate repair design plans for gears The ideal candidate will be able to provide insight into the best repair practices for gears in a differential system, and ultimately assist in the restoration of the differential gear to functioning condition. Please provide relevant experience and a brief overview of how you would approach this project in your proposal.
I'm looking for a mathematics expert with superior skills in real analysis, specifically in solving both differential and integral equations. The aim is to clearly solve a number of complex equations I currently have. Fluency in this area is a must, along with the ability to explain each step clearly. Ideal capabilities: - Advanced understanding of real analysis - Experience in solving intricate differential and integral equations - Ability to explain mathematical processes clearly To be a fit for this particular job, you'll need to be deeply familiar with the inner workings of the specified equation types.
I'm looking for a mathematics expert with superior skills in real analysis, specifically in solving both differential and integral equations. The aim is to clearly solve a number of complex equations I currently have. Fluency in this area is a must, along with the ability to explain each step clearly. Ideal capabilities: - Advanced understanding of real analysis - Experience in solving intricate differential and integral equations - Ability to explain mathematical processes clearly To be a fit for this particular job, you'll need to be deeply familiar with the inner workings of the specified equation types.
I'm seeking an expert in reinforcement learning to develop a control system for a differential robot in a simulated environment. The project will be implemented in Python. Key Requirements: - Develop a control system using reinforcement learning for a differential robot - Implement and test the system in a simulated environment - Provide clear documentation and code comments Ideal candidates should have: - Proven experience in reinforcement learning and robotics - Proficiency in Python and familiarity with any relevant libraries - Ability to work in a simulated environment If you have experience in these areas and are confident in your ability to deliver a high-quality project, please reach out.
I am looking for small micro controller programmer for my music play application. I want to play preloaded music from micro internal flash memory. We have TDA2030 ic as amplifier so programmer need to generate pwm and send to amplifier ic. We have pcb ready with aplifier IC and power supply. Programmer can choose any low pin low cost MCU which is easily available in indian market.
I'm in need of an expert proficient in MATLAB to numerically solve a non-homogeneous second order differential equation using the Newton-Raphson method.
...worked may also qualify for shift differentials. Differentials may apply to an entire shift or only a portion of one's shift. Employees will need to be able to select if a shift qualifies for a differential on a per work period basis. Example: The employee works his normal bid shift which does not qualify for a differential but picks up 3 hours of extra work on the end of their shift. The employee would need to be able to select that specific 3 hours of time in their workday to apply the differential. If only a period of time during the workday and not the entire workday qualifies for a differential, employees can separate the periods of time by using a clock in / clock out entry on the spreadsheet. swing shift – 3% split shift – 4% long spl...
I am seeking a talented mechanical designer with expertise in any 3D software who can support with the digital 3D prototyping phase of my project. The output files must be parametric files that can opend by FreeCad (I not accepted any mesh fi...Working in close communication to ensure the design meets specific requirements. Ideal Skills: - Proficiency in 3D software - Extensive experience in 3D prototyping - Strong communication skills - Attention to detail - Experience in the field of mechanical design. Please share your past projects related to 3D mechanical prototyping using FreeCad to support your bid. The design includs a differential unit (reduced to 3 tooth wheels) and a freewheel ratchet. A schematic description will be sent to the cadidate freelancers. This is a su...
I'm looking for a talented videographer who can creatively display the following points about our Health Platform. 1. Integrated Faster and Secured Telehealth 2. Digital Health conformant Electronic Prescribing Platform 3. AI based scheduling system 4. Inbuilt Medical Transcribing to save more time for the doctors 5. AI based differential diagnosis to assist in making clinical decision 6. Measure your patients vitals remotely in the virtual waiting room 7. Multilingual AI based interpreter supporting 25+ languages 8. Remote triage your patients with AI based symptom checker 9. Hola-Rx pluggable prescribing widgets 10. Powering more than 50000+ consults in a month 11. Built by more than 150+ doctors 12. Trusted by <major client name> and 300+ doctors The audience of this...
I am in immediate need of a skilled mathematician or physicist who can solve an Elliptic Partial Differential Equation (PDE) using analytical methods. Key Requirements: - Proficiency in solving Elliptic PDEs using analytical methods - Demonstrated experience in similar projects - Ability to work under tight timelines Time is of the essence, and as such, I need someone who can dedicate their time to this task ASAP. Please include an estimate of your expected delivery time in your proposal.
I'm looking for someone knowledgeable about partial differential equations (PDEs) to help with an educational project. The target audience is undergraduate students. If you have a good foundation in this area, please consider applying. Key Requirements: - In-depth understanding of Partial Differential Equations - Proficient in explaining complex concepts in a simplified way for undergraduate students - Experience in creating educational materials Delivery Format: This project will require the creation of written materials, so having experience in writing educational content is essential.
...are reactive, they can be put through a debouncing effect that causes cooling different and more advance compare to being compressed through pressure. In order for me to choose a candidate, please provide something that will determine my decision as favorable. For example, a brief design of a stirling cryocooler, some previous work references, precision compression examples and heat exchange differential compression flow if can provide. The main key factors to this project are precision flow as through compression, timing of heat exchange through compression, the balance units as density of the gas, pressure of gas extraction, heat exchange after compression and the travel flow of the gas....
...are reactive, they can be put through a debouncing effect that causes cooling different and more advance compare to being compressed through pressure. In order for me to choose a candidate, please provide something that will determine my decision as favorable. For example, a brief design of a stirling cryocooler, some previous work references, precision compression examples and heat exchange differential compression flow if can provide. The main key factors to this project are precision flow as through compression, timing of heat exchange through compression, the balance units as density of the gas, pressure of gas extraction, heat exchange after compression and the travel flow of the gas....
I'm seeking a capable marketing consultant with a robust track record in non-fiction literature. The major objectives of this campaign are: - Increasing book sales - Targeting professional adults It's essential that you have: - Deep experience in marketing non-fiction books - Extensive knowledge of how to engage professional adults effectively - A history of successful book marketing campaigns I have published 3 books: Showcase your creative strategies to broaden the reader base and maximize sales. Let's work together to make this book a success. Thanks.
Description: We are looking for an experienced electronics engineer to develop a PCB design for a small project using the ESP32 microcontroller. This project involves controlling both Line In and Line Out audio through an amplifier. The schematic for this setup will be provided to you. Project Details: Microcontroller: ESP32 Functionality: Control Line In and Line Out audio via an amplifier Additional Component: Integration of an MP3 module, which is to be triggered by AT commands and also through Serial communication. Deliverables: Complete PCB design files ready for manufacturing, including Gerber files, BOM, and assembly drawings. Requirements: Proven experience in PCB design and electronic circuit design. Proficient in using PCB design software (please specify which s...
...optimal number of layers for this design based on your professional assessment. Critical Components and Placement: The microcontroller unit (MCU) should be centrally located. EMG sensor inputs should be on one edge of the PCB for easy access. Power management components should be placed close to the power input. Ensure adequate spacing for heat dissipation around power regulators. Routing: Use differential pairs for EMG signal routing to minimize noise. Maintain impedance control for critical signal paths. Route power tracks with sufficient width to handle the current without voltage drop issues. Avoid right-angle traces to reduce electromagnetic interference (EMI). Power Planes: Dedicate separate ground (GND) and power (VCC) planes for noise reduction and stability. Ensure p...
Looking for an RF expert that can give me a circuit of a Cheap easy to build circuit of an RF Amplifier that can transmit up to 150km line of sight with design of Antenna. This person will also present a simulation data showing that this works and everything is working as we intended.
I have a Fortran code that i started but did not finish, the code solve ordinary differential equations, so if you have time for that let me know and i can send you all details. Thanks for your time
I'm seeking a graphics artist with strong proficiency in CorelDraw. The task involves creating a modern and sleek design for an amplifier's front panel. Ideal Skills and Experience: - Proficient in CorelDraw - Experience in designing audio electronics - Ability to design sleek and modern aesthetics
Looking for an experienced designer with expertise in CorelDRAW to assist in the design phase of a new audio amplifier front view and back view All the details will be shared. There are 4 drawings in all Please apply only if you can finish the project today
I require a skilled Electronics Circuit Design Engineer to create a power amplifier circuit for me. The desired specifications for this project are as follows: - Input: +12v, -12v square wave (bipolar/monopolar) - Frequency Range: 0.1 Hz to 1000 Hz - Output: +100v, -100v - Load: 500 ohms - Output Current: 200mA Key requirements for this project: - Designing a power amplifier circuit that can handle the specified input and output voltage. - Ensuring the frequency range is between 0.1 Hz to 1000 Hz. - The output should be capable of driving a load of 500 ohms with 200mA output current. Skills and experience required: - Proven expertise in Electronics Circuit Design, particularly in designing power amplifiers. - Proficiency in managing both bipolar and monopolar input. - Soli...
I am seeking a talented Instagram marketer with an in-depth familiarity with maximising follower engagement. As a brand, our primary goal is increasing engagement with our already established follower base, more than driving website traffic or spreading wide brand awareness. My vision for the Instagram campaign focuses largely on: - The promotion and application of user-generated content. As a skilled marketer, you must have a creative approach to leverage this type of content and encourage more active participation from our followers. An ability to identify potential user trends and integrate them into our strategy will be particularly valuable. The ideal freelancer for this project would be someone who has: - Deep understanding of Instagram as a marketing platform - Solid experience ...
I am seeking an experienced, intermediate-level tutor who can assist me with understanding and mastering linear differential equations and elementary differential equations. Key Requirements: - An in-depth understanding of linear differential equations and elementary differential equations. - Ability to explain complex concepts in a simple and understandable manner. - Patience and ability to adapt teaching style to the student's needs. I prefer to receive tutoring through online sessions. Ideal Skills and Experience: - Proven experience in tutoring differential equations, especially linear and elementary ones. - Good understanding of the principles and applications of these concepts. - Strong ability to teach effectively in an online setting, e...
I'm in need of a proficient MATLAB programmer who can efficiently solve system of two coupled first-order linear differential equations(ODEs) for me. Your responsibilities will include: - Applying your expertise in MATLAB to solve system of two coupled of first-order linear ODEs. - Documenting the entire process in a comprehensive report. This should include a full narrative of explanations and justifications, not merely an overview of the procedures and results. - Adhering strictly to MATLAB coding standards throughout the project. (Questions and Report template is attached below.) The perfect candidate for this assignment will have an extensive background in both mathematics and MATLAB programming, with a deep understanding of ODEs. Proven experience in academic or techn...
I'm looking for an expert in LaTeX, specifically someone with an advanced understanding of partial differential equations (PDEs) at the post-graduate level. Ideal Skills: - Advanced understanding of PDEs - Proficiency in LaTeX for mathematical equations - Post-Grad level Mathematics Budget: $8- $11 USD per page Application Requirements: Please include your experience with LaTeX and PDEs in your application. Relevant credentials or examples of past work in these areas will be highly advantageous. This project requires a high degree of mathematical maturity and accuracy. I will be working closely with you, thus clear communication is key. I am eager to hear from any freelancer who meets these requirements and is up for the challenge.
...feature is required to ensure clarity and consistency. - Text transcription: All transcriptions should be generated in a text file format. The transcriptions should be clean, accurate, and easy to read. - Complete summary: The summary should outline the key health issues identified, any medication prescribed, instructions for follow-up care. It is to be structured in this format: History Exam Differential/working diagnosis Plan The ideal freelancer for this role would have experience in software development, voice recognition technology, and audio recording. A background in medical or veterinary terminology would also be a major asset. The goal is to create a tool that makes veterinary consultations efficient and effective, with clear records that can support ongoing care. ...
...feature is required to ensure clarity and consistency. - Text transcription: All transcriptions should be generated in a text file format. The transcriptions should be clean, accurate, and easy to read. - Complete summary: The summary should outline the key health issues identified, any medication prescribed, instructions for follow-up care. It is to be structured in this format: History Exam Differential/working diagnosis Plan The ideal freelancer for this role would have experience in software development, voice recognition technology, and audio recording. A background in medical or veterinary terminology would also be a major asset. The goal is to create a tool that makes veterinary consultations efficient and effective, with clear records that can support ongoing care. ...
...Pi with a keen understanding of its intricacies, specifically someone with experience dealing with its diverse components such as LEDs, buzzer, and magnetic door locks. The only thing I can think of that might’ve changed is that we got this project shipped from my home country. It was working fine but when it arrived here it’s not anymore. There might be an issue with the power supply or the transistor or maybe the relay. Key tasks include, but not limited to: - Troubleshooting the issue; Why did they stop working? - Repairing or suggesting suitable replacements if necessary The issue is most probably something small as the software and code are running fine but I can’t figure it out and need someone to fix it An error-free operation is what I'm aiming...
I need a power amplifier designed for a 28nm CMOS technology. Since the maximum power output, frequency range, and target application have not been specified, the freelancer needs to be skilled in various amplifier designs and also have flexibility to adapt the design according to different project requirements. Ideal Skills: - Integrated circuit design - Solid background in CMOS technology - Experience with power amplifiers -Cadence Design Systems Experience with wireless communication, RF signal and audio processing would be a plus. Please make sure to detail your portfolio and previous experience in power amplifier designs when submitting your proposal.
As an ecommerce platform targeting an audience of broad age range from 18-65, we're looking for a talented Digital Marketing specialist who can devise and execute a strategy to increase website traffic significantly. Currently, we leverage social media marketing and search engine optimization (SEO) techniques. However, we believe there's much room for improvement, and we're open to exploring suitable emerging/new channels in pursuit of our goal. This role requires: - Expertise in SEO and Social Media Marketing - A deep understanding of audience demographics and how to cater to them - Previous experience in Ecommerce traffic improvement - Strong campaign monitoring and reporting skills - Creativity in formulating unique strategies for market penetration.
I need a power amplifier designed for a 28nm CMOS technology. Since the maximum power output, frequency range, and target application have not been specified, the freelancer needs to be skilled in various amplifier designs and also have flexibility to adapt the design according to different project requirements. Ideal Skills: - Integrated circuit design - Solid background in CMOS technology - Experience with power amplifiers -Cadence Design Systems Experience with wireless communication, RF signal and audio processing would be a plus. Please make sure to detail your portfolio and previous experience in power amplifier designs when submitting your proposal.
As a client with a challenging task at hand, I urgently need an engineer who is proficient in MATLAB and fluid mechanics. My requirement is specifically in solving graduate-level differential equations numerically. Ideal Candidate: - Proficient in MATLAB programming - Deep understanding in Fluid Mechanics - Strong skills in solving differential equations numerically at a graduate level The successful candidate needs to be familiar with various numeric solutions to differential equations given that I haven't settled on a particular method. This includes but is not limited to, Finite difference methods, Finite element methods, and Runge-Kutta methods. A comprehensive understanding and flexibility in these numerical methods will aid in the successful completion...
I need a skilled and experienced engineer or designer to help create a filament design for my vacuum tube. I have specific requests regarding its type, function, and structure. - Filament ...temperatures. - Intended Function: The vacuum tube will be used for audio amplification. As such, the filament design needs to factor in accuracy and lucidity in sound transmission. - Filament Structure: The desired design is a coiled coil. This structure is known for its efficiency and I believe it can boost the audio amplification capabilities of the vacuum tube. Freelancers with background in tube amplifier design or similar projects will have a significant advantage. Equally important are strong knowledge of materials engineering, specifically Tungsten, and proven track record in 3D desig...
...ignition element when in close proximity. Key Requirements: - The circuit should be sensitive to the electric spark up to 30cm. - Upon detection, it should trigger a signal for about 100 to 400ms. This integration aspect is crucial as the electrical signal will be interfaced with other systems, not an audible or visual response. - system needs to be immune from other non-spark-like event as sound amplifier, small smoke generation AC pump in vincinity (but can be at more than 30 cm of the circuit) - circuit should run at 3.3v and generate a detection signal at 3.3v too. Signal will be push-pull. - only schematics is needed, but with some proof of validity. - circuit must not rely on light detection. It must detect EM perturbations with the most probable signature for the sourc...
I'm embarking on an exciting project that fuses the realms of electrical engineering, power systems, and telecommunication networks. My primary goal is the development of a sophisticated mathematical model. IDEAL SK...engineering, power systems, and telecommunication networks. My primary goal is the development of a sophisticated mathematical model. IDEAL SKILLS: - Proficient in Electrical Engineering - Knowledge of Power Systems and Telecommunication Networks - Expert in Mathematical Modeling KEY REQUIREMENTS: - Develop a mathematical model encompassing the aforementioned areas. - Leverage knowledge of differential equations, matrix algebra, and probability and statistics for the model. I look forward to a fruitful collaboration. Your expertise will be of immense value t...
I am seeking guidance on...time the application is launched. To streamline this process, I am seeking to programmatically set the properties as described earlier. To provide some context, I am utilizing the library, which currently controls camera control properties such as exposure, tilt, zoom, focus, and other related features. However, I am specifically in need of controlling video Processing amplifier properties. We are currently seeking a skilled C# developer with prior experience in working with USB cameras to help us find the library or the function that would do the job. If you possess the required expertise and are interested in exploring this opportunity, we would love to hear from you. Please let us know if you are available to discuss further. Thank you.
Have strong expertise in solving differential equations and statistics, and Fluid Mechanics with hands-on proficiency on MATLAB software.
I need to model a system based on 6 coupled partial differential equations (PDEs). I hope to use a physics-informed neural network to model this system. Or you may use physics-constrained machine learning (embedding neural network into the PDE system to approximate some mathematical terms in the PDE system) to model the system. If possible, please use the "deepXDE" package based on Pytorch backend to build the PINN. The PINN should be built, trained, and tested. The PINN should reach a satisfactory prediction based on the test set. I'll give you the training data and more details later on.
To give you a background of the project, I am looking for a data analyst who can conduct an in-depth differential splicing analysis on human scRNA data using Leafcutter. - The Job: Your main task is to apply your specialized skills to analyze pre-processed sequencing data. You will need to generate comprehensive reports and data visualization based on your analysis. - Ideal Skills: You should have advanced knowledge and skills in bioinformatics, specifically in differential splicing analysis. Proficiency or experience in using Leafcutter for data analysis is highly preferred. - Experience: Previous work with human scRNA data will be a valuable asset. As this project requires a meticulous understanding of bioinformatics and practical competence, it's essential that you ...
I'm in search of a knowledgeable specialist in numerical analysis to assist me with matlab like Splain Interpolation. I'm currently grappling Key Responsibilities: * Ideal Skills: * A strong background in numerical analysis * Experience in differential equations- particularly second order * Knowledge and hands-on experience in Splai Interpolation. This task is preferably for those who love a challenge and have a keen eye for details. Help me unravel this mathematical knot!
...solutions for the main controller, incorporating seamless 4G communication capabilities. Implement RS485 communication protocols to enable communication between the main controller and up to four sensor boxes, each housing a maximum of 15 sensors. Design software for sensor boxes, ensuring efficient handling of data from diverse sensors such as temperature, humidity, vibration, sound pressure, differential pressure, water detection, voltage, and current. Create APIs for secure data storage on the Azure MySQL server collection, prioritizing data integrity and security. Manage periodic data collection functions effectively, ensuring smooth operation of the system. Apply your expertise in vibration analysis, including frequency analysis, spectrum analysis, and FFT techniques, to enh...
...project, please look at PDF description: The mechanical system that needs to be developed consists of 3 different main parts: - a DC motor (3V7) with gearbox, - a short plastic piece X connected to motor shaft (rotating RED COLOR) - a long plastic piece Y connected to X and use grease and mounted on external shaft (indicated by PINK COLOR) A printed circuit board will be equipped with the correct transistor drivers while the motor signals (pulsating or not) will be generated by a microcontroller The intention of this design is that 2 identical pieces of Y (call Y1 and Y2 for reference purpose) can move synchronously together (exactly same movement) or individually (opposite of each other lets say or one moving and the other one stand still) and this with just 1 single motor drive...
