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    12,939 simple amplifier circuit diagram công việc được tìm thấy, giá USD

    The electrical troubleshooting prints I have are from the 80's and 90's. Troubleshooting with them takes a lot of time, and seeing how the many pages of a start or trip circuit come together for diagnostic purposes is lacking. I'm looking for someone to help me rebuild several of these prints as iCircuit diagrams. I'll need you to understand which

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    Electronic Engineer PIC18 6 ngày left
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    I need a circuit using PIC18 hi temp chip, it needs to has 2 PWM and rs285 communication, the PWM must make a sine wave and the frequecy to be changed over RS485 Modbus

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    PCB Design 5 ngày left

    I have a Very simple circuit, it's actually a 4 Ohm Coil, with a Kapton Film substrate and a Plastic PCB Frame. It's about 7" x 6", and in reality Its a Diaphragm for a Vintage Loudspeaker Midrange Driver, no longer in Production. The Substrate is Kapton Film, and the Etch is Aluminum. I need these produced to make repairs. I have all the specs, I

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    I am searching for an engineer to take my idea for invention to a prototype. It will require knowledge of circuit building, thermodynamics, and electrical engineering.

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    ...technical specifications: Input voltage - 110/230v 60/50Hz Output voltage - 19/12v +/- 5% (switchable, not simultaneously) Output power - 150w nominal Efficiency - up to 92% Short circuit protection within Input and Output voltages Overload protection - 200w, Overheat protection Working frequency 300-500Khz PCB Dimensions 152x46mm. Maximum height of Power Supply

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    Automotive Design 4 ngày left

    We are looking for a Guru/Freelancer with knowledge in: ISO16750 CISPR25 ISO7637 ISO10605 IEC60512 IPC2221 IPC2222 IPC-A-600H This project involves schematic circuit design, BOM generation as well as define required tests to meet these standards.

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    I need help with an electronic circuit for a top secret invention

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    ...collection ….passengers go in menu and change settings ….passengers push wrong buttons and nothing works ….driver can not control volume, speakers might get damaged Solution is a simple touchscreen media player: ….not complicated for passengers ….not many functions ….no DVDs, all different mp3 and video files are in folders, like a jukebox &hell...

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    UPS and Solar Charge for Raspberry Pi 3 ngày left
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    I'm looking for a UPS circuit board design that can satisfy the following requirements for the Raspberry Pi 3. - Charge battery with 12V solar panel - Supply to 5V and up to 2.5A Power to Raspberry pi - Accepts charge from 20W solar panel I want to be able to monitor the following data == Example == batt_voltage: 13.23 pv_voltage: 0.14 load_amps:

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    Design a Meggit decoder circuit 3 ngày left
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    Design a Meggit decoder circuit, for a 7, 4 Hamming code, in Matlab Simulink. Deadline- 5th august

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    I need to make STM32F10...and analog input should also be connected digital input can be 12 or 24.. circuit should convert it to 3.3 or suitable similar with analog proper filter and optical isolation should be given for each input STM32F103C8T6 will be clip on type for pcb should submit circuit and pcb layout for verification before payment

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    ...their bags in a storage cabin in aircraft, the inside of the AOSCI which consist of 2 Arduino Uno, 1 master and 1 slave, the reading will be first processed from the AOSCI circuit and the output will go through the 1st master arduino to perform some calculations and it will then passed the output from the 1st arduino to the 2nd Arduino Uno which is the

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    Private Project, will explain via chat

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    Circuit Design 3 ngày left
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    I am looking for 4x4 button matrix with micro controller. lots of source code available on net but I am not a electronics person so need someone design a circuit for me.

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    ...https://3.bp.blogspot.com/-HCuZNB4PImQ/Uu6ChdHoGDI/AAAAAAAALHs/QJJIs8ZzvaY/s1600/Captain+Planet+Logo+%5B1600x1200%[đăng nhập để xem URL] It should be distinctly cyberpunk and have exposed circuit boards: [đăng nhập để xem URL] [đăng nhập để xem URL] It should

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    Capacitive Liquid Level Sensor w/ SCADA/HMI 3 ngày left
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    I looking to purchase a Baluff BCW0004 Capacitive Liquid Level Sensor with an IO Link Amplifier. Need assistance figuring out what other pieces of equipment I need and also need help programming a simple SCADA/HMI to read the liquid level in a container and store the data. I am not sure if I need a plc or not.

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    We need to develop a project that monitors the voltage/current SCT013 and sends ...voltage/current SCT013 and sends alerts by SMS in fault or voltage change, and in turn triggers the peristaltic pump using ESP32 LoRa and powering by battery. PCB Design + Schematic Circuit + Code is Needed, If you have something else to be adding is welcome to proyect.

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    Similar to 74LS384 priority encoder (which is 8-to3 priority encoder), I want a priority encoder circuit of 256 input-to-8 output priority encoder. In addition to the schematic, i want the PCB layout (gerber files) so that I can make the board

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    There is an off the shelve temperature switched called the w1209 wh...noise. Further I need it to be hard set at 36C, no buttons, no display. Additionally, the w1209 runs on 12V. I need it to run on 7.2V. If possible it should have a charging circuit for lipo 2s pack as well. Power source should be a micro USB charger. No idea if all this is possible.

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    context diagram 2 ngày left
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    create a context diagram based on my input

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    design the DVR 2 ngày left

    need to design my circuit of dynamic voltage restorer(DVR) in matlab

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    Simple PCB Re-Design 2 ngày left
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    ...Software ONLY 2. Complete the Task within 3 x Days 3. Design to Allow for High Voltage on the PCB (Up to 800VDC+- 400VDC + to Ground) 4. Understand the Basic Operation of the Circuit as briefly described above. 5. Be Able to reduce the width of the PCB and keep all the Terminals in the same places. I am wanting to make the PCB as narrow as possible as you

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    I would like a Bluetooth pairing circuit board with a mic and speaker (headphone jack) to connect to my cell phone.

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    Hi, I need someone to design for me the following circuit: - ESP8266 based - Hi Link 220v to 5v (Power Source) - 5V to 3.3V - 220v 10A Relay - Connectors for 220V cable input - Connectors for Switch (Relay) The board should be as small as possible. This is very important since it is to go in wall behind a regular switch. The wall box is

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    build a 256-line input priority encoder 2 ngày left
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    I am looking for a simple priority encoder circuit design with 256 inputs

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    I need a person who has excellent experience with reading Piping and Instrumentation Diagram, and create it, to teach me how to read it. Also better If he/she knows how to use Autocad plant 3d P & ID version, to teach me how to design a 3d drawing.

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    Require a pcb gerber file and programming for portable inbuilt memory cctv camera. Its main function is automatically compression of video i...50mb without loosing video quality. This compress depends upon size of video like after 1 GB or depend upon time like after 1 hours. This all things depend upon your hardware circuit designing and programming.

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    Trophy icon Capix A4 4 Page Flyer 1 ngày left

    ...here. Treatment on layout, design and fonts and polishing required. Market is industrial film processors, primarily in the Non Destructive Testing Market (NDT X-Ray), Printed Circuit Board Production (PCB) and Professional Photographic Processing. Also refer to website [đăng nhập để xem URL] for corporate style, content and ideas. Need print ready pdf and hi-res

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    Trophy icon Magazine Cover featuring A.I. 1 ngày left

    ... Our Logo. On our logo we want to fill the logo and have it blend in with the design in some form of style that mimics electronics and circuit boards....

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    Video signal process project in proteus. Project detail will be provided.

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    Visio Diagram from PDF -- 2 1 ngày left
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    I need you to create a microsoft visio diagram from a pdf document. The pdf document has only one page. It is a very small project - maximum price is 8€ But I look for long term partner, I have more such projects in the next week.

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    Looking for an Angular developer (can be also JS) to build a component that will let the user to choose each part of the diagram (single or multiple) and manage those selections (change color to selected from outside of the components - binding). Each part should be highlight (borders) while mouse cursor is over it. Parts can be filled with solid color

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    we are looking for PCB Layout and Pcb Diagram designer

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    VIP that you read the attached file before responding. There are 4 parts to this delivery. Seeking 3D images for inclusion in an upcoming book I am publishing.

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    ...buttons connected to Pin 4 and Pin 2. Pin 4 will run DC motor clockwise up until it pushes button on Pin 7 and Pin 2 will run DC motor down for 10 seconds then stop. The circuit is as follows: EasyVR Shield mounted to arduino board. Pin 7 Push Button (to stop DC Motor clockwise) Pin 4 Push Button (Turn DC Motor On Clockwise) Pin 2 Push Button (Turn

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    We are using groovy pipeline script for the continous integration using Jenkins. I want someone to document it whatever the tools we are using. I will give you tools name whatever we are using

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    Visio Diagram from PDF Đã kết thúc left

    I need you to create a microsoft visio diagram from a pdf document. The pdf document has only one page. It is a very small project - maximum price is 8€ But I look for long term partner, I have more such projects in the next week.

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    Need assembly language expert Đã kết thúc left

    need a assembly language expert for a project on assembly language and circuit

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    My project is to use an arduino circuit like ATMEGA328P Pro Mini 328 Mini and a SIM 800L gprs GSM circuit board, prefered board to be smallest possible or ( if you can recommend better module for this project is fine let me know) conected to a the main alarm control panel and whenever there is an alarm this module call and send a text massage to the

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    Need circuit diagrams Đã kết thúc left

    I have 6 small PCB. Each having 2-3 components. The PCB are very simple. I want to see the schematics. The PCB tracks and all components are clearly visible. I need to get verified schematic corresponding to these PCBs. Rest we discuss on chat!! Will prefer local freelancers.

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    I would like someone to design a digital timer when it will turn cut the circuit for 5 seconds every 8 hours to restart my system. The input and output will be AC power, I would like to use 3 Pin Screw Terminal Power Connectors

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    Time Delay Safety Circuit Đã kết thúc left

    Electrical Engineer to design a time delay circuit with PCB Gerber files. This is an extension of an existing design in Kicad.

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    Android Development work Đã kết thúc left

    4. Time and Cost estimate Major Features Time estimate Cost Estimate 1. User Account 2. Home Page 3. Circuit Page 4. User profile 5. Circuit Bazaar Total

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    Submit your proposal to supply TEN sets of images of the 3D simulation results of an electronics cooling analysis of a circuit board within an enclosure. The following links provide examples of this kind of work. CFD ELECTRONICS COOLING IMAGES [đăng nhập để xem URL] [đăng nhập để xem URL]

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    Speaker protection circuit Đã kết thúc left

    I want this speaker protection circuit replicated and have the pcb as closest to the original. The dimensions of the pcb hole to hole center are 46.60mm x 64.70mm.

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    ...Battery is CR2450 - RF main frequency is 433 MHz - Add related matching circuit and lines - Add RF antenna drawing (antenna should round type, outer part of the PCB) - Use Proteus Isis/Ares * Keep components as close as each other. Because we will add other components to complete the circuit ** Make sure RF part matches international requirements for certifications

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    Submit your proposal to supply TEN sets of images of the 3D simulation results of an electronics cooling analysis of a circuit board within an enclosure. The following links provide examples of this kind of work. CFD ELECTRONICS COOLING IMAGES [đăng nhập để xem URL] [đăng nhập để xem URL]

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    Biosensor project Đã kết thúc left

    Hi friend I have few more requirement on projects. I would be interested to explore your potential expertise & skills in evaluation of circuit designing & schematics, converting the electrical designs to eagle files followed by rapid prototyping of the idea. Here i am attaching the details of the need of the project. when find time may kindly go through

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    Circuit Simulation Đã kết thúc left

    Circuit simulation using RLC Circuit and Q factor

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    sound to light Đã kết thúc left

    design three filters hight pass, low pass and band pass. using a passive filter and justify the reason. circuit design and prototype. simulate your design using multisim

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