Dtmf decoder encoder circuitcông việc

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    21,644 dtmf decoder encoder circuit công việc được tìm thấy, giá theo USD
    Electronic circuit design Đã kết thúc left

    Thiết kế mạch nguyên lý và vẽ mạch bằng altium

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    NuiPhim Team cần tuyển 1 Encoder có kinh nghiệm và khả năng trong việc encode phim với các yêu cầu sau đây: 1. Sử dụng thành thạo các phần mềm: aegisub, megui... hoặc các phần mềm chỉnh sửa sub và encode mạnh tương đương khác. 2. Online thường xuyên trong ngày, có khả năng tổng hợp và cập nhật cá...

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    ===== DONT PUT YOUR OFFER IF U ARE NOT A NOOB WITH ImageMagick ===== SO PLS DON'T WEST MY TIME. Hey guys I have a problem with my ImageMagick and Webp There is something wrong with my WebP encoder or ImageMagick. The WebP format here is taking 70kb: [đăng nhập để xem URL] While JPG format of the same image is taking only 10kb: [đăng nhập để xem URL] The issue looks to be somewhere in I...

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    I want to create Battery Management System (BMS) and I want help in planning it. Want an experinced and professional freelancer.

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    Python SIP VoIP Client 6 ngày left
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    Small multi platform script that: - Registers with a SIP server - Initiates a call - Plays MP3 files - Does DTMF - Ends Call Must work on Windows and Linux "out of the box". All components and source files must be included.

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    Code igniter Expert 6 ngày left
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    We Need A Code igniter Expert Who Also knows AWS And FFMPEG & amazon media encoder For Uploading Videos We Need Videos To Be Uploaded In The Background so users are free do move on inside the app

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    Inverted Pendulum/closed loop stepper motor 6 ngày left
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    I have a hobby project that I am working with and now could use some help. Having successfully small scaled the project I wish to supersize it. Essentially I am working with an inverted pendulum (self balancing robot). I am stuck at the point of integrating a large stepper motor (closed loop) into the system. Effectively I have an Arduino Nano, MPU 6050, Single axis (roll), Kalman filtering, Ope...

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    Make a E-target for shooting. 6 ngày left
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    I am working on this project it is open source project, it provides circuit pcb desing of sensor , code, uses arduino mega everything is available one the link , you just need to design it and assemble it. Overview: [đăng nhập để xem URL] open source link [đăng nhập để xem URL]

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    FGPA VHDL add-sub unit with register file 3 port ram edit given circuit

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    Hello, I want you to design a load sensing system including S type mini size load cell 0r button type cell along with a simple load sensing circuit board with load display. You can design from scratch or identify a source from China (Ali express)

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    Looking for an Electronics Engineer who has prior experience in R&D of Electronics products. We are working to develop a wearable safety band that is integrated with IOT. This is a contractual project but if the project is successful, we may hire the right candidate for a full time role.

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    Need to design a digitally controlled power source with both Voltage and Current control. Input power source - Rechargeable Li+ battery with Regulator IC giving 1.8V and a fixed voltage of choice. Expected Voltage output range - 1V to 5V Expected Current output range - 0.1A to 3A

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    I implemented a guitar stomp box circuit several years ago. It eliminates 50-60Hz hum for single-coil guitar pick-ups. I implemented and simulated this circuit in LTSpice. I then had a design shop convert the Spice circuit to Altium for fabrication and assembly. I recently had a prototype built from the Altium files. It does not work properly. It was not assembled at an assembly house; it wa...

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    I need Vuejs expert to add barcode 128 decoder to this plug-in [đăng nhập để xem URL]

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    The conductivity and the flow of water should be permanently measured and logged. For this purpose, customer-specific sensors have to be developed. The existing design for the conductance measurement is to be completed. Temperature measurement using PT1000. The hardware is to be attached to a circuit board. The data should be continuously saved on a storage medium and transferred to a web server....

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    We're looking to create a web/mobile app, interacts with new users to create a badge (mag stripe encoder/writing, qr codes, etc), ability to import/export card holders (works with peoplesoft and ms sql). Ability to send mobile credentials and interact with hardware. Please provide a link to your experience and budget

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    Versy simple calculator, if you know what is Base64, Here the values will be A=0 to Z, then Lower case a=26 to z, i need the calculator where you can add 15 words and all this word will listed 1, 2, 3 ...15 section and the bottom i need all this to add together, if anyone who do this project please reply assp, 70 to 90 usd thank you

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    I want to Automate my form to be more easier to the customer Step 1 (Required Phase 1 Form): User will have 2 options use VIN or choose from the drop down list (Make , Model ,Year) both are requested from API Integration from [đăng nhập để xem URL] API Get and Post From : [đăng nhập để xem URL] Step 1 Form is like this one in the link [đăng nhập để xem URL] Step 2 It will redirect the customer t...

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    The solution is a self-service platform with an end-to-end licensing workflow, providing videos from studios, creators, producers, influencers and brands to websites and broadcasters (VOD). It is hosted on AWS (Lamba) and integrated with programmatic ad tech (Google Ad Manager and SpotX), e-commerce API (Stripe), social media (currently YouTube, but would like insights on other platforms too, lik...

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    I want a pcb circuit design which would take in 220 volt power supply and pass it through a relay. The circuit will work as a remote switch which can be turned off or on through a ethernet or coaxial cable. Circuit should also be able to send back data about current and voltage in the live wire through the same coaxial or ethernet wire.

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    Provide component suggestions to upgrade existing off-the-shelf device to make RF output power of module to be as strong as possible. (200-300% higher?) 100% duty cycle@70 degrees F ambient temperature. We will buy and modify the module shown here based on your engineering recommendations and component specifications: [đăng nhập để xem URL] Suggestions needed to upgrade the main TO-220 transistor,...

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    Partly done schematics of a main board for a medical equipment has to be reviewed, modified and PCB layout to be done. - PCB design files are in AutoCAD Eagle - prior experience in medical electronics is required.

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    Buscamos un presupuesto para lo siguiente: En la empresa tenemos instalado en un servidor el Issabel Asterisk para identificar las llamadas, y tenemos un portal web creado por PHP para que muestre toda la información recopilada. El funcionamiento actual de Asterisk y la web es la siguiente: En el portal web se de de alta un nº de teléfono, desde ese nº de teléfono...

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    We are writing a medical article about remote follow-up of patients with pacemakers and ICD's. We would like a simple schematic drawing that illustrates the communication circuit between: patient with pacemaker/ICD - transmitter- server - hospital computer and medical staff. For reference/ information on how these remote monitoring systems are working it can be helpful to make a quick Googl...

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    Trophy icon Improve my logo 7 ngày left

    This is a contest to improve my logo. Feel free to change the colors and add to the design. Do it with a black background and a white background (you may have to switch the colors around). The winning design will be the one that is the most elegant and with the best color scheme. I would like to see metallic silver or metallic copper incorporated into the color scheme as well. Also, I would like ...

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    Bảo đảm
    $40
    374 bài tham dự
    Circuit design/PCB design/Programing 10 giờ left
    ĐÃ XÁC THỰC

    I build and light, for display effect, model vehicle or buildings in the SciFi Genre. I want a circuit designed to use a programmable Pic Microcontroller. The basic circuit will flash as few as 4 but as many as 8 LEDs of any color so the PCB design must have a place for 8 LEDs but allow me to only use as few as 4 for any project. I want control of the speed the LEDs flash/chase and the duration ...

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    Matlab simulation 7 giờ left

    Hello, I have Matlab Simulink Distribution load flow file .The task is to implement a Voltage controller inside the file . The task of this Voltage controller is to ensure voltage stability with loads and also during short circuit faults using PI controller .

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    i have done the circuit but i need someone to explain the question more indepth and how was the calculation derive from the multisim graph after did some adjustment and plot the pic and label you read from x axis or y axis and so on and put the answer in word document make sure there is no plagiarism

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    Have circuit ready, need to design pcb

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    Fix Xbox one controller Đã kết thúc left

    Help me identify the electronic component causing my Xbox controller not to work. I'm looking for someone willing to remotely help me identify the fault with the circuit board on my Xbox One controller. I have a multimeter to test for faults just not 100% sure how to find the issue.

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    To reproduce an audio signal using full bridge (H bridge) IGBT converter operated on PWM technique in the laboratory environment. You are required to amplify an audio signal through a H bridge converter using pulse width modulation (PWM). The pulse width modulated signal to be developed by appropriately programming a microcontroller. The analogue signal input through the signal generator is co...

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    Electronic circuit design Đã kết thúc left

    We need to develope a electronic circuit for our machine. Machine is having two axes X&Y and a tool which has to follow given special curves. Pls reply us if you have relevant experience.

    $14 (Avg Bid)
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    We are writing a medical article about remote follow-up of patients with pacemakers and ICD's. We would like a simple schematic drawing that illustrates the communication circuit between: patient with pacemaker/ICD - transmitter- server - hospital computer and medical staff. For reference/ information on how these remote monitoring systems are working it can be helpful to make a quick Googl...

    $107 (Avg Bid)
    $107 Giá đặt trung bình
    31 lượt đặt giá

    t5,t8 tube light circuit with explanation (schematic, PCB with explanation), I have seen SDH6983 in our tube light so please suggest the circuit according to this.

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    Need help in digital circuit Đã kết thúc left

    I have some work which is related to simple codes on picaxe. Kindly contact who has relative experience

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    1. Rename App 2. Adding the logo 3. Adding another 3 DTMF buttons (now the Linhome app allows you to add up to 3 buttons, we need up to 6) 4. Add our icons to the buttons 5. Change of the graphic design (colors) 6. Checking whether we do not violate the license rules 7. Test 8. Help in publishing in GooglePlay and in APPGallery 9. Share the sources on our [đăng nhập để xem URL] account

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    Need an electronics engineer, who know circuit design, Arduino, rpi, and basic electronics components assembly. Freelancer from Delhi will be preferred.

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    IOT Circuit Board Đã kết thúc left

    looking for a professional pcb board designer who can design a iot board with esp8266,esp32, relay etc components.

    $316 (Avg Bid)
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    i need long term employee. need to solve the electronic circuit problems.

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    electronic circuit problems Đã kết thúc left

    i need long term employee. need to solve the electronic circuit problems.

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    Online Encoder Đã kết thúc left

    Time bound, flexible and work as compensated.

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    I am looking for someone who could create a circuit diagram (schematics) for PCB populated with SMD components since I have lost source project files. I can provide you high resolution pictures. The PCB is 1-layered and measures approximately 6x4 cm.

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    Very Small 4 layer PCB Design In Altium for DC/DC section, Charger Section, C-Input, BLE Nordic Module, Audio ADC section with Amp for headphones with amplified speakers up to 3watt Altium PCB/Schematic Design complete EXPERT LEVEL Need a simple BLE Module adapter PCB with ADC/ DC-DC Power Section based on reference designs Complete Altium Design with Active BOM, Output Files, Schematic Etc. I...

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    Project for Encoder Đã kết thúc left

    Hi Encoder, I noticed your profile and would like to offer you my project. We can discuss any details over chat.

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    To demonstrate that custom circuit on a chip that represent a Boolean function can be implemented using a gate array chip made of only NAND gates

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    I need Vuejs expert to add barcode 128 decoder to this plug-in [đăng nhập để xem URL]

    $34 (Avg Bid)
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    Circuit board design Đã kết thúc left

    I need to build 2 Gerber files by designing two circuit boards using PCB artist software. I need someone with experience in using PCB Artist to design the circuit boards from a sketch and to record the entire circuit board development process on video. This video will allow me to replicate the circuits if needed. Videos can be placed on Google drive for me to download and review. Also, once the b...

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    Logo Edit for existing design Đã kết thúc left

    I'm looking for a Graphic designer to do some edits on an existing logo that I need to be simplified. The logo is available in AI format and I need some minor edits to be done to make it visible in small size applications like a website header or to be printed on invoices. Should look like the screenshot that I colored with my hand (Sorry for that) the idea of the logo is to look like wires...

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    i have done the circuit but i need someone to explain the question more indepth and how was the calculation derive from the multisim graph after did some adjustment and plot the pic and label you read from x axis or y axis and so on and put the answer in word document make sure there is no plagiarism

    $47 (Avg Bid)
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    13 lượt đặt giá

    Design of Raspberry Pi HAT circuit with screw terminals. And upload for manufacturing.

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