Gerber to schematic converterKazi

Tafadhali Jisajili ama Ingia ili kuona maelezo.

I'm in need of a professional to convert my hand-drawn electrical schematics, which are currently in image file format, into electronic schematics. The ideal freelancer for this job would be experienced in: - Electrical engineering - Using AutoCAD, as this is my preferred software for the electronic schematics The specific requirements for these electronic schematics are: - Must be editable - Detailed, but clear enough for anyone with a basic understanding of electrical schematics to read. Successfully completed projects with similar requirements will be appreciated during the selection process. I look forward to receiving your proposals.

I'm seeking an experienced developer to create an online script that can automate the conversion of CSV files. Script must be browser based and linux based. No preference on programming language. Source file will need to be uploaded to CSV converter, and script will sort data and rename columns based of pre-existing requirements. Once conversion is finished, download link generated to download updated CSV.

tenho um trabalho com 40 paginas, grande parte em figuras e tabelas que preciso converter de word para latex...já tenho um modelo da ufpr.

I looking for someone to design a PCB to include an MCU, Wifi module, and some headers Key Requirements: - The PCB should have an STM32 microcontroller (MCU) to carry out basic functions. - The design should incorporate an ESP32 Wi-Fi module for internet connectivity and a motor controller. - The complexity of the project is minimal. Deliverable: Using EasyEDA to design the PCB, I ask to receive a copy of the project, Gerber files, BOM, Pick and Place, and any other files required to manufacture the PCB. Ideal Freelancer: - Proficient in PCB design. - Experience with integrating MCUs and Wi-Fi modules. - Able to deliver a simple, no-frills design that works effectively. Please provide me with your quotes and examples of relevan...

I am seeking a skilled and experienced Switch Mode Power Supply (SMPS) design engineer. For my particular project, we will focus on AC-DC converters and should, therefore, possess specific expertise in switc...For my particular project, we will focus on AC-DC converters and should, therefore, possess specific expertise in switching regulation topology. Here's what I need: - Mastery in designing AC-DC converters utilizing switching regulation - Ability to design a converter with power output less than 100 Watts - Experience with power electronics and circuit design Your background should demonstrate relevant projects you've completed that are particularly linked to the aspects mentioned. Your strategic and innovative thinking will be highly valuable to...

...D1 SoC to DDR3 RAM and rout the PMICs. You should be proficient in length matching and proper KiCad design. You must review the schematic to ensure there are no issues before you start routing. I'm seeking a proficient PCB designer with experience in KiCad for the development of a multilayer circuit board intended for consumer electronics. Key Points: - The project involves the creation of a multilayer PCB targeted for consumer electronics. Prior experience in this field would be highly advantageous. - Proficiency in KiCad is essential. Prior experience working with KiCad for multilayer PCB designs is a must. - You should have a good understanding of the manufacturing process for consumer electronics PCBs, including the constraints and requirements that come...

I need a circuit schematic for the attached circuit

Floor plan requirements provided in attached sketch. Schematic design phase, should be to scale.

I'm in need of a freelance electronics engineer with experience in LTSpice to design a voltage converter for me. - Purpose: The desired converter is a voltage cuck converter, meaning it should be able to change the voltage of the input signal. - Output Characteristics: The voltage output should be adjustable, allowing for flexibility in use. The output voltage range is 240 - 346 volts. - Maximum output current is 87 A. - Maximum rate of change of inductor current is 34.5 - Maximum Power is 30 kW. - Input Voltage Range: The input voltage range should be 330 to 550 volts. - Switching frequency is 150 kHz. - The project is only a simulation in LTspice. The ideal freelancer for this job should have: - Experience in LTSpice and a proven track...

I'm in need of a freelance electronics engineer with experience in LTSpice to design a voltage converter for me. The budget of the project can be much higher than 30$. - Purpose: The desired converter is a voltage cuck converter, meaning it should be able to change the voltage of the input signal. - Output Characteristics: The voltage output should be adjustable, allowing for flexibility in use. The output voltage range is 240 - 346 volts. - Maximum output current is 87 A. - Maximum rate of change of inductor current is 34.5 - Maximum Power is 30 kW. - Input Voltage Range: The input voltage range should be 330 to 550 volts. - Switching frequency is 150 kHz. - The project is only a simulation in LTspice. The ideal freelancer for this job...

I need an expert Altium PCB designer for a complex prototyping project involving mixed-signal components on a multi-layer board. The right candidate should be able to draft and develop with precision and attention to detail. IDEAL SKILLS: - Extensive experience in Altium software - Dexterity in handling mixed-signal components - Mastery of multi-layered board designs - Familiarity with PCB prototyping processes - Able to handle high-frequency MCU of 480Mhz This project requires someone who thrives in complex PCB designs and can deliver accurate results promptly. I have already designed the schematic, the board shape, and the placement of connectors. I will provide my PCB library for the footprint of all the components used in the project. The PCB will be a...

Hello I'd like you to create an ePaper module PCB used for an electronic shelf tag based on the ESP32 chip. This device is similar to what you would find at a modern retail store, dynamically updating the tag as prices change. Attached are schematics and references for my desired components. I'd like to use the new ESP32-C6-MINI-1-N4 unit as the main controller, as I'm very familiar with ESP programming already, and want to take advantage of its many connectivity options including BLE, Zigbee, and Thread. The ePaper display itself will be the Pervasive 2.13" display using the ZIF25 connector and SPI protocol. Schematics and additional reference details are attached, please read these carefully to ensure the ePaper display module func...

I'm looking for experienced circuit designer who can design sensing circuit for RTD temperature sensor. Sensing should be done by STM32F103 microcontroller ADC. There should be 8 channels for RTD temperature sensor. I need Schematic design and sample code to read temperature value. Only bid if you have experience with RTD temperature sensor.

Dear...an approximate 470 area. --- SCOPE OF WORKS: Phase A: SCHEMATIC DESIGN 1. Architectural Solution - $175 1.1. 3D Modeling and 3D Visualizations - $125 Once the schematic design is approved, we will now move on to the next phase which is the; Phase B: DETAILED DESIGN 1. Detailed Plans, Elevations, Sections, and other necessary details - $150 --- Total Architectural Design Cost: Four hundred fifty US Dollars ($450) Submission of Initial Design: May 24, 2024 Friday Number of Revisions: 3 Deliverables: - Detailed Drawings (in PDF format) - 3D Visualizations - Sketchup File ($150) Note: 1. Additional revisions beyond the included revisions: $75 per revision. Thank you for allowing me to submit my proposal and I look forward to being of service. S...

Wiring Schematic of an Agricultural Articulated Truck (Tractor), new project needs schematic and design. Key Components: Power Supply: Battery Alternator Main Circuit Breaker Lighting System: Headlights Tail Lights Work Lights Indicators Control Systems: Ignition Switch Dashboard Controls Relays and Fuses Engine and Transmission: Starter Motor Engine Sensors Transmission Controls Hydraulics: Hydraulic Pump Controls Joystick Controls Hydraulic Solenoids Auxiliary Systems: Air Conditioning Horn Wiper Motor Fuel Gauge

I'm in need of a PCB designer who can create a single-layer PCB prototype using KiCad. Key Responsibilities: - Develop a single-layer PCB based on a provided schematic - Ensure the design is optimized for prototyping - Provide the design files in KiCad format Ideal Skills and Experience: - Proficiency in KiCad - Experience in designing single-layer PCBs - Knowledge of PCB prototyping - Strong attention to detail - Ability to work based on provided schematics

I am working on a project to develop a wireless sensor for vibration analysis. I have already defined some components of the system. I need someone with experience in electronic component design to help me evaluate the chosen components and assess the feasibility of applying these components in a prototype. This person will be responsible for the PCB's technical design (Gerber and CAD) and prototype testing. The hardware design must consider hardware and firmware (software) limitations. My initial idea is to use a Seeed Studio microcontroller controlling different types of accelerometers. If the person has a better approach, I have no problem following their advice. Below is a list of the components I am considering using in this project: Sensors:

I have a Windows program built for media playback that I want converted into an Android TV app. This project is for a professional who has experience in converting programs from one platform to another. I'm looking to retain the primary function of the Windows program, which is media playback, in the Android TV app. i only have the .exe not more information The Android TV app should specifically include the feature of local file playback. Skills required: - Experience in developing Android apps - Experience in converting programs between platforms - Familiarity with Android TV development

I am seeking an Electronics Engineer specialized in power conversion, specifically the AC to DC conversion process (SMPS). The purpose of this project is to design and implement an AC to DC converter to serve as a power supply for an electronic device. The ideal candidate should have: - Extensive knowledge and experience in power electronics and circuit design - Proven experience in designing and troubleshooting SMPS Your responsibilities will include: - Designing a robust SMPS following given specifications - Validating the design through physical prototyping (dot board preferred) - Sharing the voltage sweep results with the proto Requirements: - Primary side: 90 VAC - 250 VAC input - Secondary side: 24 VDC (2A) and 15 VDC (3 A) (on the same transform...

I'm looking for an expert 3D modeler to create high-quality game objects for my project. Key objects include a club set for a club environment, as well as various types of golf sticks. The candidate should: - Expertise in 3D modeling software and techniques - Creative and imaginative in designing 3D objects - Previous experience in creating game assets/animations - Ability to follow design guidelines and coding standards - Strong communication skills and ability to understand and translate requirements. - Since the game converter 3d file tools only recognize from format file .MQO, candidate must understand how to operate 3D Application such as Metasequioa ( ) Understanding our term of product: 1 Golf Clubset Product consist of 4 items such as 1 f...

The main purpose of this project is to broaden the mining capabilities of my current setup. I would like to have an efficient algorithm implemented that is capable of converting existing hashing power to mine using the SHA-256 algorithm. This would allow me to increase the diversity of my mining operations. Key requirements for this project include: - Developing an algorithm that can convert hashing power automatically - Primary focus on SHA-256 algorithm - Emphasis on compatibility across different systems rather than speed or energy efficiency Ideal candidates for this project will have a strong background in algorithm development, specifically relating to cryptocurrency mining. Familiarity with different mining algorithms, particularly SHA-256, is ab...

I am seeking a professional who can create a technical drawing using Eplan. Your task will be: 1. Developing an intermediate detailed document that comprises both wiring diagrams and schematic symbols specifically. 2. Ensure it adequately fulfills it's purpose as a piece of technical documentation. Skills necessary for proceeding include proficiency with Eplan software, ability to create wiring diagrams, and familiarity with technical schematic symbols. Experience in producing technical documents would prove beneficial.

Tafadhali Jisajili ama Ingia ili kuona maelezo.

I have created circuit using proteus, I want to get PCB boards for this circuit. I need pcb layout andn / or gerber files to submit to pcb maker pls. respond if you have experience in this work, I will provide circuit

I'm looking for...who can help me with a medium-sized, single-layer PCB. The project requires both layout and schematic design. Key Requirements: - Expertise in PCB Design: The ideal candidate should have a strong track record in PCB design, particularly in single-layer designs. Previous experience with medium-sized PCBs would be a plus. - Proficiency in Design Software: Proficiency in popular PCB design software like Altium, Eagle, or KiCad is essential. - Attention to Detail: A keen eye for detail is crucial for this project to ensure the layout and schematic are accurate and optimized. If you're confident in your PCB design skills and believe you can deliver a high-quality, single-layer PCB design, I'd love to hear from you. Please in...

...prototype schematic for an Embedded ESP32-C3FH4. ***This is for integration in an existing device that is currently utilizing a ESP32-C3 Supermini Dev Board Key functionalities should include: - Bluetooth connectivity - GPIO pins configuration - ADC Input - USB-C Female Plug - Serial TX and RX IO - Ten (10) GPIO functionalities This blueprint will serve as the basis of a prototype I am developing. As such, I'm seeking to partner with someone who is experienced and proficient in the following areas: ESP32-C3FH4 development and configuration including the following features: - Bluetooth connectivity - GPIO pins configuration - ADC Input systems - USB-C connection. - Serial Comms Please ensure your proposal reflects your ability to fulfil these requirements...

...experience in MATLAB-Simulink to assist me in simulating DC arc faults in a photovoltaic (PV) system. Key Project Details: - The primary purpose of the PV system is power generation. - I need the simulation to provide details on basic electrical parameters and arc dynamics. - I need the simulation using different arc models (Cassie, Mayr, Habedank, Kema, Paukert, Modified Paukert, and Heuristic model). - The Pv system should be connected to the grid. - The Pv system should have a dc-dc converter and inverter. The ideal freelancer for this project should have: - Strong expertise in MATLAB - Simulink - Experience with simulating electrical systems - Familiarity with photovoltaic systems would be a plus - **Fault Duration and Conditions**: The simulation shou...

I am seeking a proficient PCB Designer who can help me design a PCB layout for Buck Boost Converter circuit. The project specifics are: - The PCB is only two layers. Front copper layer and Back copper layer. - KiCad is the software to be used. - Working with both through-hole components and surface-mount devices to develop the PCB. - The primary application of this board is for prototyping, so accuracy and attention to detail are a must. Please make sure to include examples of your past PCB designs in your proposal if available.

I'm in need of an electronics professional who can convert my detailed Arduino connections into a clean, organized schematic diagram. - You will work on the Digital input/output pins, Analog input pins, Power supply connections, literally all connections of my Arduino setup. Essential Skills and Experience: - Knowledge of Arduino - Proficiency in creating schematic diagrams - An eye for detail, and great organizational skills. A schematic will help us represent my setup visually. Our goal is to have a convenient direction for future referencing. In your bid, please include examples of similar work you've done in the past.

Preciso de um Webdesingner parar converter e/ou criar páginas a partir de LandingPages e Outros, para Shopify e Woocomerce.

I need an illustrator to do 2 concept sketches for a product idea. like this: I need a quick turnaround. please include 3 links of previous sketches in your bids thanks for bidding For my first sketch I need an “ice chest freezer” based on the attached schematic. The final version looks like the 2nd image. The part list is included below: (just in case you don't know) Ice Chest https://www.amazon.com/Igloo-Removable-Free-Standing-Temperature-Basements/dp/B0CGKM3MK3/ref=sr_1_4_sspa?sr=8-4-spons&ufe=app_do%3Aamzn1.fos.c3015c4a-46bb-44b9-81a4-dc28e6d374b3&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY Chiller coil (inside ice chest) https://www.amazon.com/NY-Brew-Supply-AZ-W3850-CV-chiller/dp/B01893T0SC/ref=sr_1_5?sr=8-5 Radiator https://www

I'm in need of a skilled PHP developer to create a web application that can convert a Marathi excel sheet to English. The application should have the following features and capabilities: - Upload functionality: Users should be able to upload Marathi excel sheets into the application. - Conversion: The application should accurately convert the Marathi data (including names, addresses, phone numbers, gender) to English without any loss of information. - Download functionality: The application should allow users to download the converted English excel sheet. - Volume handling: The Marathi excel sheets may contain around 2000 records, so the application needs to handle this volume efficiently. Ideal skills and experience for this job would incl...

I need an illustrator to do 2 concept sketches for a product idea. like this: I need a quick turnaround. please include 3 links of previous sketches in your bids thanks for bidding For my first sketch I need an “ice chest freezer” based on the attached schematic. The final version looks like the 2nd image. The part list is included below: (just in case you don't know) Ice Chest https://www.amazon.com/Igloo-Removable-Free-Standing-Temperature-Basements/dp/B0CGKM3MK3/ref=sr_1_4_sspa?sr=8-4-spons&ufe=app_do%3Aamzn1.fos.c3015c4a-46bb-44b9-81a4-dc28e6d374b3&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY Chiller coil (inside ice chest) https://www.amazon.com/NY-Brew-Supply-AZ-W3850-CV-chiller/dp/B01893T0SC/ref=sr_1_5?sr=8-5 Radiator https://www

DO NOT BID UNLESS YOU HAVE MAGENTO 2 REVIEWS +++ PLEASE READ ENTIRE POST BEFORE SUBMITTING A FEE +++If you submit a fee, then increase it after we discuss, I will say goodbye to you!!!! **** ALL TASKS ARE STATED HERE ***** :: Please see attached zip file which has screenshots to better explain tasks below. ****This site is FULL of Plugins. If you break any of them, I expect you to fix it without any extra fee **** Currently using Magento 2.4.7p 1.  Upgrade to latest Porto theme  2.  Install FREE version of G|Translate  3.   Install Curcy Currency Converter - activate in header, product page, checkout, etc. :: I purchased this plugin 4.   Registration should show a confirmation message whether it is wit...

...a key aspect. The audio files will be provided in both mp3 and m4a formats, each ranging from 5 minutes to almost 2 hours long. Essential Requirements: - Experience with Google Cloud Platform, our selected cloud service provider for this project. - Ability to handle audio-to-PDF conversion in both mp3 or m4a formats. - Aiding in creating a text-searchable PDF as a result of the conversion process. - Additionally, submit the text to elastic search database to make the text searchable database for future use. (PDF is minimal required and this is an optional requirement) - Google cloud / azure / aws can be utilized. - Proficiency existing in Gujarati language conversion. - If you like to develop backend only then is also okay. Preferred Skills:...

...D1 SoC to DDR3 RAM and rout the PMICs. You should be proficient in length matching and proper KiCad design. You must review the schematic to ensure there are no issues before you start routing. I'm seeking a proficient PCB designer with experience in KiCad for the development of a multilayer circuit board intended for consumer electronics. Key Points: - The project involves the creation of a multilayer PCB targeted for consumer electronics. Prior experience in this field would be highly advantageous. - Proficiency in KiCad is essential. Prior experience working with KiCad for multilayer PCB designs is a must. - You should have a good understanding of the manufacturing process for consumer electronics PCBs, including the constraints and requirements that come...

We are seeking an experienced electrical engineer to design a multi-output power supply for a portable AC servo drive. The ideal candidate will have expertise in power electronics and PCB design, with a proven track record of creating efficient and compact power solutions. Input Specification: 220Vac. Output Specifications: Two sections are required: Power Ground Circuit: +15V, +5V. Lower Ground (controller) Circuit: +12V, +5V, +3.3V, -12V. Ensure that both grounds are isolated from each other. The design must be lightweight and compact, suitable for a portable device. We need the design to be highly reliable and efficient, with considerations for safety and durability. Job Responsibilities: 1) Design: Develop a schematic and board layout for a multi-output power s...

I'm in need of an original Scheme language interpreter tailored specifically for Windows. This tool is to be primarily used for educational purposes, hence it should be user-friendly and efficient. A command line interface is sufficient for this tool. Must be written using python. Please include small simple technical report and simple design schematic. Ideal Skills: - Proficiency in Scheme language - Experience in developing Windows applications - Understanding of educational software design

I need a PCB designer (KiCad) for modify original design of a STM32 Nucleo64-Board(F302R8/F303RE) in order to add 2 MAX1487 on USART1 & USART3. I already have a working prototybe as a "hat" form factor for the nucleo, so the purpose of this mission is to merge our prototype schematic into the Nucleo schematic and supply a complete KiCad project ready for production (Gerger + steps to reproduce)

...a detailed schematic - Designing a PCB - Generating a 3D model of the project This project requires a high level of precision and accuracy since it's intended for industrial application. Your work will be crucial in ensuring the success of the project. In terms of software, I have not made a decision on which specific software to use yet, so I'm open to your suggestions and expertise in this area. Please keep in mind that I haven't set a specific deadline for the project yet. However, I would appreciate it if you could give me an estimate of the time it would take you to complete the project. Ideal skills and experience for this job include: - Proficiency in creating schematics, PCBs and 3D models - Background in industrial design would ...

I have a code implemented in Python that I need to convert to JavaScript code. Key Requirements: - Convert Python based machine learning model to JavaScript. - Ensure seamless integration with the existing JavaScript codebase. - Maintain the accuracy and integrity of the model during the conversion process. Ideal Skills and Experience: - Proficient in both Python and JavaScript. - Experience in machine learning model conversion. - Strong understanding of neural networks. - Prior experience with integrating Python and JavaScript. I need a freelancer who can complete this task efficiently and effectively within 2 hours

I have a code implemented in Python that I need to convert to JavaScript code. Key Requirements: - Convert Python based machine learning model to JavaScript. - Ensure seamless integration with the existing JavaScript codebase. - Maintain the accuracy and integrity of the model during the conversion process. Ideal Skills and Experience: - Proficient in both Python and JavaScript. - Experience in machine learning model conversion. - Strong understanding of neural networks. - Prior experience with integrating Python and JavaScript. I need a freelancer who can complete this task efficiently and effectively within 2 hours

I'm in need of a skilled expert in machine learning, wi...extensive experience handling numerical data. Your primary task will be to develop a reliable algorithm that can predict continuous values - in this particular case, related to the project's data. I looking for machine learning algoirthm implementation to be trained and automatically draw schematic interconnection for 2 IC's or GPU. This project is basic college project. Key Requirements: - Proficiency in supervised learning techniques, particularly regression. - Strong experience in working with numerical data. - Ability to build a well-structured, efficient machine learning algorithm. This is a great opportunity to showcase your machine learning skills and contribute ...

...particularly as pertains to a Siemens substation system. Key Aspects: - Circuit Diagram Interpretation: I've reached an advanced level of understanding, but a deeper interpretation is required for me to grasp the intricacies fully. - Circuit Symbols & Fault Follow: My current challenge is the in-depth interpretation of circuit symbols and understanding how to follow faults using the SLD. Ideal Skills and Experience: - Detailed understanding of SLDs and schematic diagrams. - Proficient knowledge of electrical classic control. - Experience in handling Siemens substation systems will be beneficial. - Expertise in troubleshooting circuit symbols and their functionalities. - Capable of decoding complex circuit interconnections and signal paths. ...

I need an illustrator to create 2 isometric illustrations for a product idea. See I need a quick turnaround. please include at least 3 examples of isometric work in your bid. thanks for bidding For my first sketch I need an “ice chest freezer” based on the attached schematic. The final version looks like the 2nd image. The part list is included below: (just in case you don't know) Ice Chest https://www.amazon.com/Igloo-Removable-Free-Standing-Temperature-Basements/dp/B0CGKM3MK3/ref=sr_1_4_sspa?sr=8-4-spons&ufe=app_do%3Aamzn1.fos.c3015c4a-46bb-44b9-81a4-dc28e6d374b3&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY Chiller

I need an illustrator to do 2 concept sketches for a product idea. like this: I need a quick turnaround. please include 3 links of previous sketches in your bids thanks for bidding For my first sketch I need an “ice chest freezer” based on the attached schematic. The final version looks like the 2nd image. The part list is included below: (just in case you don't know) Ice Chest https://www.amazon.com/Igloo-Removable-Free-Standing-Temperature-Basements/dp/B0CGKM3MK3/ref=sr_1_4_sspa?sr=8-4-spons&ufe=app_do%3Aamzn1.fos.c3015c4a-46bb-44b9-81a4-dc28e6d374b3&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY Chiller coil (inside ice chest) https://www.amazon.com/NY-Brew-Supply-AZ-W3850-CV-chiller/dp/B01893T0SC/ref=sr_1_5?sr=8-5 Radiator https://www

...need of an experienced electrical engineer with expertise in power systems and circuit design. I'm looking to have a flyback converter developed that can meet the following specifications: - Input Voltage: 24 V DC - Output Voltage: 3 V - Load: 5 Ω - Output Current: 1-3 Amps - Load-Voltage Variation: < ± 3% The primary objectives of this project are to achieve a high level of efficiency and to ensure the device can deliver a consistent 3V to the 5 Ω load, while also being able to handle variations within the specified range. Ideal candidates for this project should possess: - Proven experience in designing flyback converters - Proficiency in power systems and circuit design - Ability to optimize for high efficiency - Expe...

...have created, with the catalytic converter highlighted. This is a colorful, yet highly technical and detailed, 3D ghost illustration. Ideal Skills and Qualities: • Proficient with digital illustrating tools • Experience with technical illustrations, particularly automotive-related • Strong understanding of car components, specifically the catalytic converter • Ability to create detailed, colorful artwork This project requires a deep understanding and familiarity with the components of a car, specifically a catalytic converter. Experience with automotive design or engineering would be a significant advantage. Your final output should be a high-resolution, colorful image. The use of this illustration is for a manufacturer's website. ...

Looking for an expert in PCB design with hands-on experience in Fusion 360. I have completed a schematic that requires transformation into a PCB layout, adhering to several specific constraints. I am expecting: - Proficiency in Fusion 360. - Ability to accurately follow detailed instructions related to layout constraints. - Extensive understanding of PCB fabrication processes, more specifically conventional PCB fabrication. So, if you consider yourself an seasoned PCB designer with the ability to follow precise specifications, I would love to hear from you. Join me in bringing this project to fruition.