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    10,942 circuit design app proiecte găsite, la prețul de USD

    Am un produs on-line si as dori sa fie promovat pe piata din Romania, promovare on-line. Nold Open - dispozitiv/aplicatie pe telefon pentru control acces Nold Open este un dispozitiv de control pentru smartphone-urilor care se conecteaza la un sistem existent de usi / usi de garaj (actionate cu motor, electromagneti etc.). Acesta utilizeaza cea mai avansata tehnologie Bluetooth wireless prin ca...

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    Project for Adrian-Ioan P. S-a încheiat left

    Salut Adrian-Ioan, As avea nevoie de cineva priceput la design hardware mixed signals pentru un PCB la care lucrez. Nefiind un inginer hardware si fara experienta in domeniu sunt sigur ca sunt lucruri de imbunatatit, chiar corectat. Pe scurt placa contine Bluetooth Low Energy, cativa senzori si circuite pe I2C, ADC extern pe SPI, circuit de on/off de la buton, circuit de incarcare baterie,...

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    The numerator used will have entrance to R asynchronous. It will only use the 4000 series circuits. The clock oscillator will provide two rectangular signals with frequencies of 3Hz, 5Hz and 360kHz and a tact signal manually. Divizor fix de frecvență cu 68. Numărătorul folosit va avea intrarea R asincronă. Se vor utiliza numai circuite din seria 4000. Oscilatorul va furniza semnale dreptunghiul...

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    Am nevoie pentru un site realizat in joomla de niste modificari la k2. Template-ul este unul platit dar suportul lasa de dorit. Am nevoie ca item-urile din k2 sa aiba o optiune sa setez un ribbon pe imagine care sa apara atat in item efectiv cat si in lista de afisare. Trebuie sa pot scrie sau sa atasez o imagine in coltul din dreapta sau stanga ( early booking, circuit, revelion) Atasez o poza ...

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    Se doreste implementarea unei aplicatii de oferte turistice de la Christian Tour. Datele se preiau prin apelul CURL. Un exemplu: Se apeleaza de forma [conectează-te pentru a consulta linkul URL] cu parametrii: a. action = get_offers b. username = username c. password = password Username si password sunt primiti in prealabil pe email. Metoda va intoarce toate ofertele prezente in acel mome...

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    FINANTE PUBLICE S-a încheiat left

    Conceptul de finante 1.2 Sistemul financiar 1.3 Acceptiunea clasica si moderna a conceptului de finante publice 1.4 Functiile finantelor publice 1.1 Conceptul de finante Ca urmare a dezvoltarii intregii productii sociale ca si productie/circulatie de marfuri, in vederea constituirii resurselor necesare oricarui tip de activitate se impune formarea unor fonduri (resurse) banesti. In acest context, ...

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    Trophy icon Design a Logo and Letterhead 20 zile left

    Holman Engineering are looking to update their letterhead, logo and subsequently our documentation design to reflect a more up to date, professional look. We are looking for a graphical designer to design a letterhead that we can use on documents such as proposal letters, quotations, purchase orders etc. The letterhead must be designed to incorporates a look and feel that is consistent with what H...

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    metal shop 5 zile left

    I have a 60x100 metal shop and I want to put in a mechanic's shop. it has and existing 120/208volt 3phase meter and disconnect only. I want to install a 200amp 42 space panel, it has 8 car lifts that I want to run 4-40amp circuits and tap 2 lifts off each circuit. 5 ton A/C 11- high bays a misc outlets. it has a 2 story office about 800 SQ-FT. just the minimum basic to get by. I can provide a...

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    We need someone who can develop a printed circuit board and associated firmware for a small bluetooth audio device.. We have detailed specs and a drawing. For details will be provided.

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    Analog circuit simulation with TPS61046 DC-DC boost, piezo driver and LED driver.

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    I want somebody design a control circuit to to control a 3-phase contactor to trip when short circuit happens as protection. the following must be submitted: 1- the code file (arduino IDE) 2-the PCB file 3- the bill of material and their numbers

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    I want to connect the readout integrated circuit (roic) to single board computer (raspberry pi or arduino). The project is very simply. I need to read the data coming from roic. There is restriction on which roic we have to use.

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    I need two telecommunication projects. Details are provided: 1. Project1: Discovery and Verification of Neighbor Positions in Mobile Ad Hoc Networks MOBILE COMPUTING, FEBRUARY 2013 Technology Implementation: JAVA A growing number of ad hoc networking protocols and location-aware services require that mobile nodes learn the position of their neighbors. However, such a process can be easily abused o...

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    Electronic Design Project 4 zile left
    VERIFICAT

    I'm looking for electronics engineers who could create an electronic circuit, a custom PCB, and a BOM for a device that would connect two cameras with some other device (I'll tell after we sign an NDA) via Bluetooth. The image received from the cameras will need to be overlayed with the info received from the third Bluetooth device. The central device will need to store the video footage...

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    To build a small ON/OFF circuit using tactile switch to turn ON/OFF 5V controller circuit and 2 more switches for other functions. It will be fed from a 5V power bank.

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    I need circuit designer. Please bid only electronic expert.

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    I need some changes to an existing website. I need you to design my blog. go to this link and suggest me the changes we will discuss the rates accordingly. [conectează-te pentru a consulta linkul URL]

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    I need you to write some content for a website. please go to this link and check my website. [conectează-te pentru a consulta linkul URL] this type of work you have to do it for me. we will discuss the rates . my budget is upto 25$ per blog in one day.

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    Hi Marc N., I noticed your profile and would like to offer you my project. We can discuss any details over chat. https://www.freelancer.com/projects/engineering/Circuit-Design-Channel-Class-Amplifier/details

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    This circuit amplifies three input channels consisting of low-current voltage signals that have a low bandwidth (less than 200 Hz). Each channel is pre-amplified according to a fourth circuit input which operates as a voltage control to the pre-amplificiation. Each pre-amplified channel is then fed to a class D amplifier to create a large current version of the input at three respective circuit ...

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    very basic electronic circuit assembly suit someone working from home. sheffield / derbyshire area

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    Hi we are designing a Qualcomm BLE micro controller based circuit with sensors for various applications. We are already near completion of the circuit but would like some fresh hands that can help us review and finish the schematic as well as the layout. If you’re passionate about PCB design, please reach our to us.

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    I am looking for Haddware and firmware development for building an AC Energymetering circuit using M90E26 ( Single phase enegry Metering IC). I would be looking for Hardware circuit design + PCB layout + Required Firmware. ( complete solution and working hardware 1 unit)

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    I want electronics person to do simulation of 3 circuit which may include some changes or redesign of circuit and then it should be check on PCB. Then PCB should be parcel to my home address. The 3 circuit are: 1. USB output port (5V 1A, 2A, 3A) and Type C output port. 2. DC output port. 3. Inverter 60W I will parcel the battery which should be tested.

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    Given a list of components of a circuit and their location(x,y). The task is to assign a serial number to all the components, depending on their type, within their location.

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    See attached PDF for details. Deliverables include completed Logisim file with: Completed controller circuit with truth table and Boolean Logic (excel is ok) Completed datapath circuit

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    The goal is to monitor water tank levels(Full,75,50,25, Empty) and control the water pump as per levels. There will be two units : > One is at the rooftop tank which consists of a level sensor and an rf transceiver. > Another one is at the ground level where the water pump is connected to the electricity which consists of an rf transceiver and relay circuit and Level indicators and buzzer. ...

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    Need to develop an updated control board for an existing DC-DC converter platform. - Drive Mosfets with Synchronous Rectification support. - Constant Current and Constant Voltage Modes with the ability to set output current and voltage. - Basic Fan Drive Circuit for cooling. - Isolated Modbus and Canbus integration (already built into the device on another patch board). Fan drive, isolated comm...

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    Acord de confidenţialitate
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    We want to build a generic code which works for 1 Channel, 2 channel, and 4 channel Dimmer (using TRIAC(BT139)) and it should also be able to give power reading for HLW8012(Power metering chip) It gives output in the form of frequency that is directly proportional to the power. We can also give an independent project for working only on HLW8012/Dimmer separately but the code should be compatible w...

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    I am looking for 1) Circuit diagram 2) Coding part 3) Assured output

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    Power system study S-a încheiat left

    Prepare power system study including short circuit and arc flash study using Easypower or SKM software.

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    We're a team of 4 engineers from the University of Rochester and we're designing a new kind of musical instrument based upon a flexible piezo-resistive touchscreen. Functionality has been demonstrated via breadboard. We are now ready to optimize the electrode design and transfer the circuit to a PCB. But none of us have Eagle or CAD experience, so we are in need of assistance.

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    The Circuit is done. Now I need someone who can programm a NRF52832 with my requierments. 1. An input signal on a pin has to set the device in pairing mode. If it is allready paired, it has to disconnect. 2. The device has to connect as special HID Device. I can give you the exact Profile. 3. The device has 3 analoginputs. If one of this inputs reaches a defined value, a timer must be reseted. If ...

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    Looking for a freelance electrical engineer in Southern California (Orange County) to design, build and troubleshoot custom electronics and put together instrumentation for test and measurement for various projects. Would require visits to our site to discuss details with our engineers. Mixed signal applications and some embedded computing skills required. Experience with high frequency circuits a...

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    controlling speed of motor S-a încheiat left

    I have a DC car generator as shown in the file attached. I made modification and removed the rectifier circuit. I made the stator winding as delta connection. I want to design the circuit that control the speed very slowly (smooth movement) to use the motor as an egg turner. it move to the right to limit switch and then back to other limit switch. I want to use esp32 controller to add other sensor...

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    Hi, This is a PCB manufacturer from China, we provide one-stop service, including PCB fabrication, assemblying and so on. I'm looking for an agent in your local market, you can design, you can also earn the price difference or the brokerage, it's up to you. If you have interests to be our cooperative partner, pls contact me.

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    Short Circuit Studies for Breaking Capacity for Solar Project

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    P C B designer S-a încheiat left

    my design requirement, Capacitive touch MCU based smart switch controller 4 layer PCB design. I will give the circuit schematics and enclosure design. we need EMI/EMC compatible PCB design.

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    Project for Ali J. S-a încheiat left

    i need circuit for ecigratte that heats an element based on electret mic signal. it should include acircuit for charging lipo battery back. when connected to outlet there should be a function that connects the power from outlet to heating element. i need the proteus files in 3 days

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    built 10 or more small plastic enclosure box with off the shelf circuits wifi, battery charge controller, push on switches and battery. some soldering requiere. we will provide all the materials sent from aliexpress. We are open to suggestions for final parts. we will pay shipping to our location for the finished boxes

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    Application Mobile S-a încheiat left

    Application Mobile pour Marathon : - Présentation est information du marathon. - Parcours et circuit du marathon en photo est vidéo . - Inscription en choix de package et payement. - Résultats - Galerie photo et vidéo . - Boutique pour les article du marathon (t-shirt;Trochpet;souveunir du merzouga ;....) - inviter amis et partage. - Localisation du Point de Retrait d...

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    Project for Karthikeyan M. S-a încheiat left

    Hello Mr. Karthikeyan, We are a small software developer firm in Turkey, Gaziantep and we need a hardware design of GPS unit in which quectel mc60 and atmel (arduino ide compatible) or stm32 series microcontrollers (arduino compatible uc's more preferred) will be used. We are 3 software developers and have little knowledge about PCB design, only designed small projects for our IOT projects. T...

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    I have 12s21P battery rig I need to design a BMS that do the following The requirements for control are split into two main sections: 1. Requirements for the charging state: a) Control the charging process b) Avoid overcharging any cell c) Balance the cells during the charge state d) Check the battery temperature 2. Requirements for the discharging state: a) Limit the max output current of the b...

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    Need to add simple GPIO/I2C based peripherals(led, sensor, button, power source) around Atmgea328P. This will be single PCB holding all the component, no ready module to add. And one sample to be soldered and tested. You can find all libraries online, need to place the circuits design as it is and then build PCB. Place sperate pricing for these jobs in comment: 1. Circuit design (very easy) + PCB...

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    Logo for new business S-a încheiat left

    I am looking for a logo for my new business which will be a women's only gym club called 'The Circle' There will be 3 area's to the club, incorporating a gym with a circuit, as well as a seperate studio for powerhoop which is weighted hula hoop classes & another seperate studio for bungee fitness My colour scheme will possibly be navy, grey & gold. I would like a circ...

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    Circuit design for sensor S-a încheiat left

    Need an electronics engineer to design and simulate a circuit on-site at our office in Pune. The circuit involves approx. 10 op-amps (general inverting and non-inverting amplifiers), their calculations and related aspects. It would take approx. 4-5 hours for the same and can be started post-lunch tomorrow (Sat, 15 June).

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    Version française : Nous souhaitons un logo qui représente un circuit informatique en forme de ville, avec des circuits qui ressemblent à des bâtiments et qui soient tous placés autour du nom de l'entreprise. Certains des bâtiments peuvent ressembler à des ordinateurs Mac stylisés, des souris d'ordinateur ou des claviers. Nous pr&eac...

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    Hi, 1. I want a professional engineer to design a 9V battery charging circuit with all the protection circuits (overcurrent, overvoltage, etc). 2. Kindly check the attached file(fig-1), (fig-2). I have different excitation methods for piezo resistive sensor. Which one is stable and long term stability. If you have any other ideas, kindly share it. 3. I would to measure the current for 0 to 50 mA....

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    DSP - Digital Signal Processing Guru Wanted I am looking for an Embedded programmer who can develop a DSP based PID Controller for a servo-motor. The PID Controller will be the heart of this project, it will some analog circuit but minor and will be provided. Data to the controller will be digital 16 bit SPI, motor feedback is 16 bits analog-level. Must know DSP and be able to write the code in C...

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    I need to interface a pH probe with an ESP32. It needs to be able to read pH values and have a calibration function. The circuit should have a BNC connector for connecting with the pH probe.

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