Circuit designtrabajos

...for a modern-style single-family house. The goal is to receive a fully detailed set of drawings and documents that allow direct construction on site, without the need for later corrections or clarifications. Scope of Work Architecture Complete architectural drawings ready for construction: Floor plans Sections Elevations Construction details Electrical Design Single-line and multi-line diagrams Electrical routing Cable sizing Circuit breakers and protection devices Detailed quantity take-offs (BOQ) Plumbing (Traditional System) Cold and hot water systems Drainage system Complete quantity take-offs Deliverables Full set of print-ready PDF drawings Fully editable native files: AutoCAD (DWG) or Revit (RVT) Proper use of layers, families, and clear naming conventions ...

... To design, verify, and develop a functional prototype of a low-power, autonomous LoRaWAN sensor that integrates temperature, humidity, and magnetic detection measurements, powered by an ER14505 battery, ensuring the correct operation of the hardware for integration with the firmware provided by the client. 2. Specific Objectives To review and validate the electrical schematic developed in KiCad, guaranteeing its correct operation, electrical integrity, and compatibility with the firmware. To design and optimize the printed circuit board (PCB) meeting criteria for low power consumption, compactness, and manufacturability. To prepare a fully assembled functional prototype for field testing and electrical validation. To deliver all technical documentation associa...

1) Product Summary F1-style running tracker (watch + mobile + web) that shows real-time telemetry: position on circuit, gap to leader and chaser, performance colors (green/red/purple), laps/sectors, shortcut detection, and “create route” mode (record circuit by running it). Monetization: monthly subscription and event access codes. 2) Scope by Platform Common watch logic Sensors/GPS: ~1 Hz sampling; speed filter (EWMA); route smoothing (Kalman/Savitzky-Golay). Route projection: nearest-point on polyline + curvilinear distance s. F1 telemetry: Gaps: gap_lead, gap_chase (heavy calc done in mobile/backend; watch displays summary). Colors: green = personal best, purple = event best, red = slower. Sectors/laps: defined by s cuts. Shortcut detection: distance &...

Tengo una PWA en Flutter con backend Firebase (Auth, Firestore, Storage, Functions v2 – Node 20). Ya tengo una especificación técnica detallada (adjunta: Implementación Ley Antifraude ). Busco desarrollador/a con experiencia real e...similares (firmas, QR, WORM, Hacienda/AEAT/TicketBAI/VeriFactu). • Enfoque de pruebas y seguridad (rules, Secret Manager, idempotencia). • Estimación y calendario por hitos. • Riesgos que ves y cómo mitigarlos. Riesgos y supuestos (que quiero que controles) • Idempotencia en fnEmitirFactura (reintentos/latencias proveedor). • Concurrencia en contadores correlativos. • Gestión de errores y circuit breaker proveedor. • Tamaños XML en Firestore (límite ...

¡Hola! En Ariza Racing Circuit, somos más que un circuito de karting. Somos un espacio donde la pasión por la velocidad, la emoción y la adrenalina se combinan con experiencias inolvidables para nuestros clientes. Nuestro objetivo es llevar nuestra presencia digital al siguiente nivel y estamos buscando a un Estratega de Marketing, Ventas y Gestión Digital que quiera crecer con nosotros y formar parte de nuestro equipo a largo plazo. Este puesto NO es solo para alguien que publique en redes sociales, sino para una persona que diseñe estrategias digitales y comerciales para mejorar ventas, optimizar procesos y aumentar la conversión. Buscamos a alguien apasionado, comprometido y creativo, que pueda tomar la iniciativa y trabajar de ma...

Se pretende realizar un ...are considered to be highly loyal and receive additional benefits. Determine the equivalent Boolean function of a truth table. To show the results, it is necessary to design a circuit that shows the information of the total percentage obtained from all possible combinations. Use the truth table and determine the equivalent Boolean function. That is, if they are a client of the product, it takes the value 1, if they are not, the value 0 is assigned. According to this result, add the percentages: ● Clothing 15%. ● Furniture 20%. ● Afore 25% ● Bank 25% ● Digital 15%. To show the results, it is necessary to design a circuit that shows the information of the total percentage obtained from all possible combinations. **The truth table i...

...forces me to pay for several Internet and to have a computer, even if it is an Orange Pi Zero 3 that costs less than 30 euros for each car. Being able to use Janus Gateway to manage all the video and audio streaming of all the Raspberrys in all the small cars would be a better, more elegant, cheaper (in the long run) and better performing solution. The Raspberrys are connected to an intermediate circuit to control motors and servomotors through the GPIO port. Each one controls 4 motors and 2 servomotors. I am sold some kits to assemble the small cars, although you have to buy the Raspberry, the USB microphone and the batteries separately. The manufacturer of the Kits provides me with some classes programmed in Python to manage motors and servomotors. I have created a Python ap...

...forces me to pay for several Internet and to have a computer, even if it is an Orange Pi Zero 3 that costs less than 30 euros for each car. Being able to use Janus Gateway to manage all the video and audio streaming of all the Raspberrys in all the small cars would be a better, more elegant, cheaper (in the long run) and better performing solution. The Raspberrys are connected to an intermediate circuit to control motors and servomotors through the GPIO port. Each one controls 4 motors and 2 servomotors. I am sold some kits to assemble the small cars, although you have to buy the Raspberry, the USB microphone and the batteries separately. The manufacturer of the Kits provides me with some classes programmed in Python to manage motors and servomotors. I have created a Python ap...

As part of this project, I need assistance in performing the following tasks: - Writing VHDL code - Designing FPGA circuits, specifically for Xilinx FPGA The goal is to achieve PWM via VHDL and PS to PL UART communication in the FPGA circuit design. It would be advantageous if you have a strong background in VHDL, FPGA circuit design and specific experience with Xilinx FPGA. Additionally, understanding of PWM and UART communication would be beneficial. Estoy buscando un ingeniero FPGAs y firmware para q haga un pequeño proyecto para hacerlo correr en una tarjeta de desarrollo Pynq-Z2 con el Sw Vivado. Se trata de implementar un PWM de valor de entrada variable, esto en VHDL para cargarlo en la PL de la Zynq. Se trataría de lo siguiente; a tr...

Mi proyecto está basado en la implementación de un sistema web basado en microservicios , para mejorar la gestión de recursos IP en une empresa de Telecomunicaciones. Tengo pensado usar un Registry (Eureka Server) , Load Balancer ( Ribbon ) , Gateway ( API GATEWAY), Circuit Braker ( Hystrix), Spring Boot con su Api Rest, Spring Config. Busco un freelancer para implementar este proyecto. Saludos Julio Cabrera

Un PCB (Circuito Impreso, por sus siglas en inglés Printed Circuit Board) para control de modulación de ancho de pulsos (PWM, por sus siglas en inglés Pulse Width Modulation) es una placa especialmente diseñada y fabricada para incorporar y soportar los componentes electrónicos necesarios para implementar la técnica de PWM. Esta técnica es ampliamente utilizada para controlar la cantidad de energía que se entrega a un dispositivo eléctrico alterando el ancho de los pulsos en una señal digital.

...solar panel to stable 5 volts, this supplies the wifi modem and other route goes to a LDO-3.3V. I don't want to use the module () anymore and embed it to the PCB as a fixed-5V circuit. So i Ask for: 1. Add a transistor circuit to supply 5V to the modem (from the lm2596 regulator) when the ESP32's GPIO commands. Add it to the current version of the schematic and PCB board layout. 2. Do the fixed-5V circuit, according to LM2596 datasheet, in the current schematic and PCB layout. Find the main components (1. transistor; 2. coil, diode, chip regulator) in LCSSC Electronics () so the footprints of the PCB match the solder pins of the packages. Add it to the current version of the

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aplicación móvil para repartidores y colaboradores de entregas a domicilio. Para ingresar, optimizar y calcular la mejor ruta con las distintas paradas a realizar para entrega y recogida de mercancía o delivery. Similares a apps de Google Play como: Circuit y mapscope

Hola Muhammad B., observé tu perfil y me gustaría ofrecerte mi tarea. Es urgente y necesito terminarlo en menos de dos horas., 12 media noche de UTC -5 Es hacer un circuito en Multisim que representa un sensor de temperatura con tres fuentes de voltaje , varias resistencias, un ua741, lm35

Create a logic diagram and a circuit using graffcet diagrams for a system that automatizes a bottling machine that realizes the following actions; 1) taking the bottle 2) washing 3)drying 4) sterilizing the bottle 5) filling up with liquids 6) closing the bottle 7) tagging the bottle 8) putting bottles on the shelf I attach a similar example Elabora el diagrama físico, lógico y circuito para un sistema que automatice una maquina embotelladora que realiza las siguientes acciones: tomar la botella, lavado, secado, esterilización del interior, llenado con líquidos, enroscado de tapa y puesta de etiqueta de la marca alrededor de la botella, y finalmente depositar la botella llena en una tarima. Cada quien puede elegir lo mecanismos (carrucel, banda de ...

Hola Felipe V., vi en un mensaje que publicaste que sabes de asterisk y grandstream. Tengo un problema y no encuentro la forma de solucionarlo. Te dejo un link con mi problema, si consideras que puedes solucionarlo me gustaria que me contactes y me digas cuanto me cobrarias. Gracias

Tenemos un backend montado con Java 8 Spring boot, nginx encargado del balanceo de carga, circuit braker, proxy inverso y api gateway. tenemos que toda la logica de los eventos del broker van en un microservicio aparte pero estamos abiertos a cambio de lenguaje porque no es mucho el codigo hecho en ese microservicio (TODO MENOS PHP) y si es node, que sea con frameworks empresariales como nestjs (buscamos soluciones limpias y escalables. Necesitamos una solución arquitectonica para el manejo del protocolo mqtt, algo limpio, escalable y de larga mantenibilidad y que aporte buen rendimiento. Somos exigentes en temas de diseño de software, por eso estamos buscando apoyo profesional y con experiencia diseñando arquitecturas para este tipo de protocolo.

I have two circuits that I need to check. Both circuits are designed in easyEDA Circuit 1: Check schematic if it is well designed Modify the pcb if necessary (although I don't think it's necessary) Generate bom file according to pcbway specifications The design contains esp32, gprs a6 ai-thinker, sd card, 4 relays, 1 multiplexer, and other small components, it is not a complicated design Circuit 2: Check schematic Generate PCB Generate BOM file compatible with pcbway specifications Design contains esp32, sd card, 2 wigand reader, 2 relay and along with other small components such as resistors and capacitors, it is not a complicated circuit -------------------------------------------------------------------------------------------------...

The extension of the odoo modules is foreseen: openeducat_core, openeducat_admission, openeducat_fees to adapt its functionality to the management circuit of an educational institute, allowing to improve the handling of inscriptions, collections and access of students to the institute, making the connection to a base external data sqlserver. Detalles ES: Destalles EN:

Aplicación para iOS de fitness con destino interno a las instalaciones de...instalaciones de un polideportivo. Propósito: estructurar las clases del gimnasio. Los destinatarios serán los usuarios y los entrenadores.  Las funcionalidades comprenden: selección de actividades, ajuste de tiempo del ejercicio y descanso, reproducción de las actividades gravadas en video, conexión a tv. Pueden tomarse como ejemplos de la store: Son necesarias referencias de aplicaciones ya creadas, un presupuesto económico y de plazos estimado para esta aplicación; se ampliará la información del proyecto sólo a los que cumplan estas condiciones.

...are clear: push Energy efficiency as far as current silicon will allow, unlock higher Processing power than today’s leading rigs, and experiment with new or optimised Mining algorithms. I also want the design to remain flexible enough to switch over to Bitcoin Cash should comparative profitability shift. At this stage the unit’s final home is undecided—my form literally says “Dinner,” which simply means I’ll be bench-testing the prototype in an ordinary room rather than a purpose-built data centre. Noise, thermal load and power draw therefore have to stay within limits a standard domestic circuit can support while we prove the concept. Here’s what I need from you: • A feasibility study that weighs ASIC versus FPGA paths an...

I am looking for an expert Electronics Design Engineer to review, optimize, and finalize a draft KiCad schematic for a custom, battery-powered audio logging device. The core architecture relies on an ESP32-S3-WROOM-1-N16R8-1U module paired with a TDK T5838 digital microphone featuring Acoustic Activity Detection (AAD). The device operates primarily in an ultra-low power standby mode: the ESP32-S3 stays in deep sleep with Wi-Fi completely turned off, while the TDK T5838 remains always-on to monitor the acoustic environment. When a sound trigger occurs, the microphone must wake the ESP32-S3 using an AAD interrupt (via D1, D2, or Analog AAD mode) to record audio onto a microSD card. The ESP32-S3 will wake up its Wi-Fi radio only during a specific, firmware-defined time window to transm...

...USB controller and the communication signals between the USB controller and the existing four-wire interface circuit. - Determine the appropriate signal points where the USB communication interface can be bypassed or replaced. - Connect those signals to a suitable RS485 transceiver module, using the required TTL/UART interface if applicable. - Test communication with the dispenser and verify that both transmitting and receiving work correctly. - Recommend the necessary circuit modifications and provide updated schematics. We can initially test using an external RS485 module. Based on the results, the engineer can recommend the appropriate connection points and final circuit design. We will provide the existing PCB, schematics, component details, and availab...

I'm looking for an experienced electronics engineer to develop a balance charger and discharger specifically for RC drones. The charger should support LiPo and Li-ion batteries, with a maximum voltage of 16.8V. Key Requirements: - Balance charging and discharging functionality - Support for LiPo and Li-i...The user should also be able to select the current. Ideal Skills and Experience: - Expertise in battery management systems - Expert in RC battery such as LiPo and Li-ion battery - Knowledge in embedded systems - Knowledge designing custom micro-controllers is a plus - Knowledge in arudino - Experience with RC vehicle charging systems - Knowledge of safety protocols and regulations - Strong circuit design and prototyping skills Please provide examples of similar proj...

...========================================== ### Project Overview: We are seeking a Senior Hardware / Embedded Electronics Engineer to perform an end-to-end design audit, simulation, schematic completion, 4-layer PCB layout, and thermal/reliability validation for an industrial-grade ESP32 controller board. Schematic is currently ~85% complete in KiCad. --- ### Appendix A: Scope of Work and Deliverables #### Milestone 1: Schematic Audit, Peripheral Integration & Electrical Simulation ##### A. Scope of Work (Milestone 1) 1. **Circuit Simulation & Power Integrity (PI/PDN):** - Full audit of current KiCad schematic; fix industrial design flaws. - Simulate and validate critical sub-circuits, transient behavior, and PDN stability in Siemens HyperLynx / LTspice ...

...combines electronic engineering, signal analysis, and PCB design recommendations to achieve consistent measurements across devices. Develop a calibration workflow using suitable reference standards and repeatable measurement procedures. Analyse LED output drift, photodiode response, temperature variation, and ambient light interference. Develop normalisation and compensation methods to minimise device-to-device measurement variation. Use Python or MATLAB for data analysis, calibration curves, error evaluation, and repeatability testing. Recommend PCB layout improvements for analog signal integrity, grounding, power stability, and noise reduction. Evaluate thermal management, component placement, and temperature-sensitive circuit elements. Define validation tests to ...

Je prépare le lancement d’une petite unité de transformation qui achètera directement les récoltes aux agriculteurs de ma région. L’atelier produira deux gammes : • des confitures et conserves artisanales • des huiles essentielles pour un usage cosmétique Je concentrerai la vente sur les marchés locaux afin de garder un circuit court et valoriser le terroir. Je recherche un accompagnement complet pour passer de l’idée au démarrage opérationnel. Ce dont j’ai besoin : 1. Étude de faisabilité et dimensionnement de l’atelier (surface, capacités, flux de production). 2. Liste détaillée des équipements : cuiseurs, autoclaves, al...

...addressable LED strips, side-glow fiber optics. - Design safe battery power for a wearable: 2S Li-ion pack with BMS, 5 V buck converter, fuse, power injection. - Set up a Raspberry Pi 4 master running Falcon Player (FPP), and ESP32 suit controllers running ESPixelStick, syncing over WiFi. - Map each body part in xLights and program a 1-minute test sequence synced to music. - Test with a dancer, fix failures, and document everything: wiring diagram, settings, photos. Ideal Skills and Experience: - Expertise in electronics, especially with ESP32 - Proficiency in programming for LED effects - Experience with wearable tech and fiber optics - Strong creative input for custom design - Embedded Systems, Arduino, ESP32, Raspberry Pi, Soldering, Circuit Design, IoT, ...

My current audio board is built around a single amplifier stage and, while it works, the mid-range comes out sounding strained and unnatural. I want to retrofit an Automatic Gain Control IC that includes...brief BOM with part numbers that are in stock from at least one major supplier. • Back your choices with quick calculations or simulation screenshots that demonstrate expected SNR, THD, and how the AGC action removes the mid-band distortion problem I’m hearing. • Optional but welcome: PCB layout tips for optimal grounding and minimal crosstalk. I’ll validate the work by breadboarding the circuit and checking that mid-frequency THD is significantly lower and that overall noise floor improves by the predicted margin. If those numbers line up with your docu...

I’m building a new guest-service offering in Punta Cana and need an experienced, personable tour guide to design and lead small-group city tours. Your main focus will be historical landmarks and an authentic “Dominican experience” within the city—think colonial architecture, key monuments, street art, and local cultural touchpoints that give visitors real insight into everyday life here. If you can seamlessly weave in popular shopping areas or foodie stops later, that flexibility will be a plus, but the first priority is a solid history-rich circuit. What I need from you • A clear, 3- to 4-hour walking or mixed-transport itinerary covering the must-see historical sites. • Brief storytelling scripts or talking points for each stop (Eng...

My laptop’s battery plummets from full charge to near-zero in under an hour even with light browsing, so I’m certain the issue is hardware-related rather than software bloat. I need a technician who can confirm the health of the battery pack, inspect the charging circuit, and swap in a quality replacement if that proves to be the culprit. Ideal workflow: run a quick diagnostic, show me the results, replace or re-cell the battery, then calibrate and stress-test so we can verify that normal run-time has been restored. A brief report after testing will wrap things up. If you have the tools and parts on hand and can offer at least a short warranty on the fix, let’s get this sorted.

I'm looking for a skilled electronics designer to create two custom circuit boards for a car. Requirements: 1. Steering Wheel Control Board: - Manage cruise control and 20+ reprogrammable gameplay buttons. - Must be reliable and responsive. 2. Shifter Position & Power Functions Board: - Handle shifter position data. - Control power functions to manage other circuit boards. Ideal Skills: - Experience with automotive electronics. - Proficient in circuit design and PCB layout. - Familiarity with microcontrollers and input/output handling. Please provide samples of previous work and a brief outline of your approach. Must be in a small form that does not exceed the size larger than 8 inches ( Similar layout to a 2018 Chevrolet Silverado LT ...

...for Complete Micro-Robot Engineering Design & Manufacturing Files **Project:** Big Hero 6-Inspired Modular Micro-Robot **Maximum Total Budget:** KRW 500,000 (approximately USD 350–370, depending on exchange rates) Hello, I am looking for an experienced robotics, mechanical, and electronics engineer to design a fully functional miniature modular robot inspired by the microbots featured in the movie *Big Hero 6*. I am not looking for a concept design or visual 3D model only. I need a complete, manufacturable engineering package that can be sent directly to PCB manufacturers and mechanical fabrication companies. My goal is to manufacture **as many fully functional robots as possible within a total budget of KRW 500,000**, including engineering design...

I need a skilled electrical engineer who can produce clear, code-compliant circuit schematics and detailed layouts for both residential and commercial projects. All drawings must be created in AutoCAD Electrical and Cadmatic, keeping the two files fully aligned so that edits in one platform are reflected in the other. Scope of work • Create single-line and full schematic diagrams. • Develop plan-view layouts for lighting, power distribution, and security systems. • Annotate every drawing with wire sizes, breaker ratings, load schedules, and panel references. • Deliver native DWG and Cadmatic files plus PDF issue sets. What I’m looking for • Proven experience with AutoCAD Electrical and Cadmatic on residential and commercial jobs. • Famil...

...for Complete Micro-Robot Engineering Design & Manufacturing Files **Project:** Big Hero 6-Inspired Modular Micro-Robot **Maximum Total Budget:** KRW 500,000 (approximately USD 350–370, depending on exchange rates) Hello, I am looking for an experienced robotics, mechanical, and electronics engineer to design a fully functional miniature modular robot inspired by the microbots featured in the movie *Big Hero 6*. I am not looking for a concept design or visual 3D model only. I need a complete, manufacturable engineering package that can be sent directly to PCB manufacturers and mechanical fabrication companies. My goal is to manufacture **as many fully functional robots as possible within a total budget of KRW 500,000**, including engineering design...

Project Title: FPGA-Based Real-Time PCB Defect Detection and Localization Project Description: I am looking for an experienced freelancer to assist with the development of my ECE final-year major project, titled “FPGA-Based Real-Time PCB Defect Detection and Localization.” The objective is to develop an FPGA-based system that detects and identifies the locations of visible defects on printed circuit boards (PCBs). The proposed system should compare a reference PCB image with a test PCB image and use image-processing techniques to detect differences that indicate potential defects. Required Features: 1. PCB image acquisition or loading of sample PCB images. 2. Image preprocessing, including grayscale conversion and thresholding where appropriate. 3. Reference and tes...

I’m looking for a reliable driver who can take our branded van out once a week, in the morning, and drop printed newsletters to several of our suburban team locations. Our operations manager will have the van loaded and a simple manifest ready; you just collect the keys, follow the drop order, collect signed receipts at each stop and return the vehicle to our depot. The entire circuit normally fits comfortably into a morning. Deliverables • Completed route with all newsletters delivered to the correct suburban sites • Signed delivery receipts handed back to dispatch on return • Van refuelled to the level it was collected You’ll need a valid driver’s licence, a good driving record and enough fitness to lift 10 kg bundles in and out of the...

I am looking for an experienced power electronics engineer or engineering team to design a residential-scale hybrid solar inverter for commercial production. The project involves developing a single-phase, 230 V AC, 50 Hz pure sine-wave hybrid inverter that integrates rooftop solar panels, a lithium battery bank and the utility grid. The design should prioritise high efficiency, reliability, safety and ease of manufacturing. I prefer an engineer with previous experience designing working solar inverters, grid-connected converters, MPPT controllers and bidirectional battery systems. An existing, validated reference design that can be licensed or transferred is preferred. 1. Target Specifications Rated power: 1–5 kW continuous AC output: 230 V RMS, single phas...

Every month I capture fresh karting and circuit-racing footage and need it shaped into fast-paced, energetic highlight videos that really convey the speed and adrenaline of the track. I will provide the raw clips; you turn them into polished pieces featuring: • On-screen text that calls out lap times, driver names, or key moments • Dynamic background music that matches the tempo of the action • Tasteful sound effects to punch up engine roars, tyre squeals, and over-takes The finished videos must keep viewers engaged from start to finish, so quick cuts, rhythmic pacing, and creative transitions are essential. Premiere Pro, Final Cut, DaVinci Resolve or similar pro-level tools are all fine—use whatever lets you deliver crisp colour-graded footage, tight au...

We need an experienced Electrical Engineer / EPLAN Specialist to design the electrical schematics for an industrial filling machine with vibratory motors. The project consists of two separate panels: a Main Control Panel and a Remote HMI Enclosure. Scope of Work: • Complete electrical schematic design in EPLAN Electric P8 for both panels. • Power circuit (400V AC) in the Main Panel for 2x vibratory motors and a braking device. • Control circuit (24V DC) for the PLC, safety relay, and pneumatic valves. • Hardware-based safety circuit (E-stop loop via Pilz safety relay). • Interconnections (terminals/cables) between the Main Panel and the HMI Enclosure. • 2D cabinet layout for both enclosures & Bill of Materials (BOM) expor...

I have an ESP32-based circuit fully wired and documented in a handful of clear .png images. What I need now is a clean KiCad project that turns those pictures into a proper electronic schematic and a ready-to-fabricate PCB layout my daughter can actually build and use for her college assignment. All the parts, net names, and pin connections are already settled in the images, so there is no component selection or electrical guesswork—just accurate translation into KiCad. Because the board will be assembled and deployed, please route it as a real-world, functional design rather than a classroom illustration. Standard IPC constraints aren’t mandatory; feel free to apply your usual good-practice defaults unless you spot something that obviously improves manufactura...

Job title Design & build a premium interactive Board presentation / microsite for an AI strategy session I am looking for someone to design and build a high-end interactive presentation experience for a Board Strategy Day. This is not a PowerPoint, Keynote, Canva or traditional slide deck. I want something that feels much more like navigating an interactive website or digital control centre. The experience will be presented live on a large Boardroom screen from a laptop. What I want it to feel like Think: * Apple-style product launch * premium financial-services design * very modern / future technology feel * minimalist rather than flashy * smooth zooming and movement between different parts of the organisation * highly visual * very little text * interacti...

...company seeking an experienced Electrical Designer / Control Panel Designer to create professional electrical drawings for a Walk-In Cooler & Walk-In Freezer Combo system controlled by PLC. The project includes complete electrical design and drawings for the PLC Control Panel, Walk-In Cooler, and Walk-In Freezer. The electrical design should include: Evaporator units and evaporator fan controls Electric defrost heaters Drain heaters Refrigeration solenoid valves Temperature sensors Termination Sensor Door switches and safety controls Contactors and control relays Circuit breakers and fuses Control power supplies PLC digital inputs and outputs PLC analog inputs and outputs Communication/network connections Cooler and freezer field wiring Compressor/condensin...

Custom 3-PIR GSM Anti-Theft Security Alarm with SMS, Call & Relay PROJECT DESCRIPTION: I am looking for an experienced embedded hardware and firmware developer to design and develop a custom human motion / anti-theft security alarm using an ATmega328P (Arduino-compatible) microcontroller. The device will use 3 external PIR motion sensors connected to the main PCB through long cables. The main feature is a selectable PIR detection threshold of 1, 2, or 3 sensors. This will help reduce false alarms. MAIN PIR LOGIC: The device has: * PIR 1 * PIR 2 * PIR 3 The user can select the required number of PIR sensors that must detect movement. Threshold 1: Any one PIR becomes active = intrusion confirmed. Threshold 2: Any two PIRs become active = intrusion confirmed. PIR1+PIR2, PI...

...you to layer in data outlets, general power points, and CCTV camera locations. Some of these positions are already sketched, others will need your practical advice so the electrician receives a layout that is both code-compliant and sensible to install. Expected deliverable: a coordinated set of PDF drawings (and DWG if you work in AutoCAD/Revit) clearly showing lighting symbols, switching, circuit numbers, data outlets, GPOs, and CCTV points, ready to hand straight to the contractor. If you spot clashes or have optimisation ideas, note them on a short legend or revision cloud so we can sign off quickly. Tools you are comfortable with—AutoCAD, Revit, Dialux, or similar—are welcome as long as the final output is clear. Let me know your turnaround time and any que...

We are looking for an engineer team which has a good PCB design skill with motor driver knowledge and experience with good programming skill. This project is to upgrade our current PCB(Old prototype: having some issues) to update version. We will make one prototype PCB to test. This machine has the following system: 1x main CPU (GD32F450IGH6) 1x AC motor inverter (RS485) Command input 1x sensor Up to 5x stepping motor ( synchronized, need fast movement)　 Up to 5x sensor 1 x DC motor 1 x sensor 1 x SBC( RPI) need to connect to main CPU ( need to have fast communication ) 3 x stepping motor 3 x sensors 1 x DC brushless (small ) 2 x stepping motor 3 x COM to other device Ethernet We will send the current prototype PCB info induvidually when we decide to proceed. Current pro...

Medieval torch prop (~30–45 cm, handheld) for outdoor play. Working FDM-printable CAD draft exists in Fusion 360, but all dimensions are adjustable around your component choices. Concept already validated with basic parts; we now want production-grade design. Electronics scope: - Compact circuit: 1+ LEDs/small bulb with realistic flame flicker (not static blink) - On/off switch, user-replaceable AA/AAA battery compartment (no soldered cells) - Minimum 14–20 h runtime per battery set, justified with power calculations - Full off-the-shelf parts selection (part numbers + purchase links) CAD scope: - Rework enclosure in CAD (we used Fusion 360, but could be another CAD software) around your components (battery door, switch mount, wire routing)...

...Defense counsel has already moved to dismiss under Rule 12(b)(6), arguing that the pleading “fails to state a claim.” I need a concise, well-researched memorandum in opposition that shows the complaint satisfies Twombly/Iqbal plausibility standards and aligns with Eleventh Circuit precedent. Key points to address • Explain why the factual allegations, taken as true, plausibly support each element of a Title VII disparate-treatment claim. • Distinguish or counter any cases the defense cites and supply stronger Eleventh Circuit or Supreme Court authority in our favor. • Reinforce jurisdiction and venue briefly, even though the challenge is limited to Rule 12(b)(6). • Observe the Northern District of Alabama’s formatting and pag...