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    11,909 20ma circuit iş bulundu, ücretlendirmeleri EUR

    Arduino analog çıkışı veya potansiyometreden 0-5V sinyal ile 12V sabit gerilim ve 0-2A arası değişen güç kaynağı istiyoruz. Pcb olabilir devre şeması da olabilir. Örneğin arduino analog çıkışı 1V için 12V ve 0.4A arduino analog çıkışı 2V için 12V ve 0.8A arduino analog çıkışı 3V için 12V ve 1.2A arduino analog çıkışı 4V i&c...

    €14 / hr (Avg Bid)
    €14 / hr Ortalama Teklif
    5 teklifler

    Devrenin gorevi cikis konrolu yapmak. Devrede 2 sensor + 2 button var. (Besleme girisi 220 V Sensorler 30mV Cikis en fazla 30 mV) Calisma ornegi = [URL'yi görüntülemek için giriş yapın] acik buton acik ise cikis = + 30 mV [URL'yi görüntülemek için giriş yapın] kapali buton acik ise cikis = 0 V [URL'yi görüntülemek i...

    €116 (Avg Bid)
    €116 Ortalama Teklif
    5 teklifler

    Önceki projemizle ilgili devam eden işlerim var 'Touch sensor and power circuit design for a smart doorbell'

    €32 / hr (Avg Bid)
    €32 / hr Ortalama Teklif
    1 teklifler

    One solution Güç & Kirchhoff Kanunu solution

    €7 / hr (Avg Bid)
    €7 / hr Ortalama Teklif
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    We are looking for a Cordova developer to create a module for an app that we have been working on. The module will need to connect three different plug-ins. A plug-in that communicates with an andui circuit board, plug-in that maintains in internal database SQL, and a plug-in that reaches out to the web and pulls imagery to be saved in the app. We will also need help writing a crib job to run ever...

    €19 / hr (Avg Bid)
    €19 / hr Ortalama Teklif
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    We wish to create a low-cost consumer audio playback device (PCB only) using a BT201 [URL'yi görüntülemek için giriş yapın] audio board. This board is capable of storing and playing back MP3 files from local storage on a TF card (16 GB) and includes audio output as well as a built-in amplifier and Bluetooth 5.0 (BLE) and the ability to connect a 5V battery as well as ex...

    €46 / hr (Avg Bid)
    Özellikli Acil
    €46 / hr Ortalama Teklif
    7 teklifler

    I have a current design of a circuit which works well, but I am needing to make a few extensions to it. I am working on a 4 channel oscilloscope. Each channel must be able to take various ranges of input and properly scale it to 0 - 3.3 V for a ADC to process with the best accuracy. AC signals will be between 0 - 100 kHz with the setup for the following input ranges: +/- 10V range +/- 5V Range +...

    €89 (Avg Bid)
    €89 Ortalama Teklif
    3 teklifler
    8.5 Volt SMPS 6 gün left
    ONAYLI

    I need a power supply with SMPS topology. Size: As small as possible with 100% safety 1. DC Output Volt : 8.5 ±0.1 2. Output Current : 2.3 ± 0.01 Ampere 3. Input : 230 Volt AC ± 20% Single phase 50Hz 4. Line regulation : Very High (Steady DC output Voltage even in ±20% AC Input voltage change 5. Load Regulation : 0.01% on 0 to full load 6. Over load and unlimited Short...

    €10 (Avg Bid)
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    2 teklifler

    I would like to implement using Verilog a circuit that simulates a single column 6-item drink machine where everything sells for $1.50. I would like to see a test bench to prove it as well! Cash only, no CCs. Nickels, dimes, quarters, half-dollars, dollars. Preferring not to pay more than $85 if possible!

    €145 (Avg Bid)
    €145 Ortalama Teklif
    6 teklifler

    I would like to implement using Verilog a circuit that simulates a single column 6-item drink machine where everything sells for $1.50. I would like to see a test bench to prove it as well! Cash only, no CCs. Nickels, dimes, quarters, half-dollars, dollars.

    €40 (Avg Bid)
    €40 Ortalama Teklif
    4 teklifler
    PCB Footprint design 5 gün left
    ONAYLI

    Hi I need help to design PCB smd footprint that have the following components : - GSM Module - MCU - Switches Circuit (transistors & Mosfets) - Booster Circuit Will provide more details (datasheets & Schematech ) after awarding the project Thanks

    €87 (Avg Bid)
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    Overview: Processed parts must be electrically in contact with rack holding the parts. The maximum resistance allowable between the rack and the parts is 1.2ohms. Number of circuits needed is 5 I would like a circuit designed out of commercially available components that will provide a red light when resistance being measured is >1.0 ohms and a green light when resistance being measured is &l...

    €417 (Avg Bid)
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    We need to design and simulate a circuit in MPLAB Mindi that takes 6.6A constant current arbitrary waveform which drives LED Driver at 30V, 1A. An experience with working on electrical circuits regarding thyristor, led driver, triacs, bridge rectifier is a must. More details shall be submitted after successful bidding demonstrating your capability. Should be something like the link shown. If cont...

    €194 (Avg Bid)
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    1 teklifler

    Hello Guys, I have some electric issues in duct heaters... As you see the upper contactor has been burnt ! although I used 60A & 6 AWG contactor per step , & the clamp-meter idicated to 38.7 A per step & 77A FLA ! i'm confused whats the prblem because the fuses are not burnt bu that means there is no overcurrent or short-circuit ! at the first stage the cables became so hot ...

    €73 (Avg Bid)
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    We are using tanner Tool for schematic, simulation and layout of the proposed circuit. We are making new xor xnor gates and with the help of these gates we are using in new full adder called as hybrid full adder.

    €106 (Avg Bid)
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    I need to build a project that will be used to decorate gardens. It will be consisting of a day night sensor and a driver circuit. The driver circuit will be used to change the color of the led's. And the whole circuit will be driven by solar panel. So i need the whole circuit from the solar panel to the battery that will store the power for emergency and after that the day night sensor along...

    €116 (Avg Bid)
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    • A step-by-step mathematical modeling of PV arrays /module with tags in MATLAB/ Simulink has to be implemented. • A DC-DC converter is used to match the load by adjusting duty cycle and a DC-AC inverter and a control unit are used to provide an AC voltage. • Different MPPT technique such as Perturbation and Observation (P&O), the Incremental conductance, Fractional short circ...

    €91 (Avg Bid)
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    Design a parallel resonant converter for a solar energy harvesting system with the following specs. v in = 20-40V V out = 375-425 V Power = 300 W Show your design (in matlab/ any circuit simulator software) Calculations to select Switching frequency Transformer turns ratio Designing L and C Show all waveforms Do the design for high and low Q (quality factor), compare both.

    €53 (Avg Bid)
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    I want to Build a power supply that input is 220V AC and output is 1KV DC with 20mA max current. I am electrical engineer. But this is not my speciality. I need someone can help me to build and help me to understand the circuit.

    €33 (Avg Bid)
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    olá, o projeto de arduino é criar um sensor que detecte que o suporte da caixa das Twinbin foi aberto, enviando para o email as informações relativamente a caixa, como por exemplo a quantidade a repor e a sua localização, a essa informação só era transmitida após 2 minutos depois de aberto o circuito. Além da programa&cce...

    €19 (Avg Bid)
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    3 teklifler

    Basically, I want this project to be in two parts but i am handling each differently. That is the pulse and VLF. Interested bidder should be able to include all source codes and pcb schematic drawings; I want pulse and vlf metal detector projects with all the technical documents. Requirements: 1. I should read the received data over rx-tx. or I should read data from adc input of different microcon...

    €108 (Avg Bid)
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    5 teklifler

    I'm trying to build a circuit that will connect to another device using WiFi direct. Once the connection is established, some content must be transferred. Can use esp 8266 or equivalent chip

    €307 (Avg Bid)
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    I am looking for PCB design, and the Gerber files to hand to prototypers. the circuit will use for a local textile machines *Components will include PCB, IR (Emmitor- detector), a small microprocessor, power transistor to drive a relay, a dual color LED, and the circuit will communicate with a mega Arduino via I2C protocol. *small program to operate the PCB. *the body form will be a whole disk wi...

    €182 (Avg Bid)
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    22 teklifler

    Basically, I want this project to be in two parts but i am handling each differently. That is the pulse and VLF. Interested bidder should be able to include all source codes and pcb schematic drawings; I want pulse and vlf metal detector projects with all the technical documents. Requirements: 1. I should read the received data over rx-tx. or I should read data from adc input of different microcon...

    €87 (Avg Bid)
    €87 Ortalama Teklif
    1 teklifler

    Hello Freelancer, I am looking for a competent partner in upgrading an existing PIC18 Control unit. In this project your task is to find the correct Microcontroller-Pins for the new and changed parts and to check if something is missing or incorrect. After that, the hardware functionality should be given, that's all. Have a look at the attached "project Description" for more Inf...

    €214 (Avg Bid)
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    We are a manufacturer of high quality products related to the welding industry. We are currently developing a prototype for a new product that will utilize 2-3 Arduino boards to communicate wirelessly between the welder and his welding machine. We are looking for help developing the electronics circuit and code.

    €474 (Avg Bid)
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    Hi vinod I want to build a demo circuit using. ESP8266 would you be able to do it? The experiment is simple., This circuit should read a file from a SD card and stream it to wifidirect

    €7 (Avg Bid)
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    1 teklifler

    I created one ciruit it will upload the gps data to the thignspeak database. Now i want the one Android application that application need to retrive data from the database and show in the app. The location traking is real time because my circuit is fixed in the bus. That circuit is upload data every 15 seconds.

    €107 (Avg Bid)
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    8 teklifler

    Simplified I want a C#-OOP-WPF program which communicates via RS232 to two devices and stores the data receiving of both devices. More precisely the device 1 is producing 44 different pressure points the user can select. The program has to read the output of device 2 on every pressure point and store these together with the setpoint of device 1. After the measurement of the 44 points these should ...

    €112 (Avg Bid)
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    8 teklifler

    Hello I am willing to do a project for agricultural purposes. It includes sim800l, Arduino uno (later going to replace it by circuit board for cost optimization), motor, flow meter and some more devices.. Simple requirements are PCB Design. Cost optimization through PCB and for production want to replace Arduino. Arduino Programming or Micro-controller Programming with if-else statements.

    €79 (Avg Bid)
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    21 teklifler

    I am building a induction heater that can be used in professional cooker, so I need a circuit that takes power of 220 V and power can be controlled by Arduino or Raspberry Pi. We have a induction coil which is 2100 Watt. Here is the link: [URL'yi görüntülemek için giriş yapın] We already have a circuit that can run the heater but we cannot control the power. Also we ...

    €233 (Avg Bid)
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    24 teklifler
    20 Watts SMPS 1 gün left

    I need a power supply with SMPS topology. Size: As small as possible with 100% safety 1. DC Output Volt : 8.5 ±0.1 2. Output Current : 2.3 ± 0.01 Ampere 3. Input : 230 Volt AC ± 20% Single phase 50Hz 4. Line regulation : Very High (Steady DC output Voltage even in ±20% AC Input voltage change 5. Load Regulation : 0.01% on 0 to full load 6. Over load and unlimited Short...

    €304 (Avg Bid)
    €304 Ortalama Teklif
    6 teklifler

    Circuit Design + Board Design Basic Description Car USB Power Supply Input 10-20 V Output 5.15 V 4 Amps Special features : The USB needs to be able to output 5.15 V @ 4 Amps for 15 seconds after the input Power has been switched off (maybe via capacitor ?) There needs to be 1 GPIO pin that is 3.3V as long as input Power is connected If input Power is disconnected this pin needs to be swi...

    €163 (Avg Bid)
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    32 teklifler
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    15 teklifler

    *Components will include PCB, IR (Emmitor- detector), a small microprocessor, power transistor to drive a relay, A dual-color LED, and the circuit will communicate with a mega Arduino via I2C protocol. *small program to operate the PCB. *the body form will be a hole disk with 30 mm out diameter the hole dia is 10mm and with a good design. 1- we want a PCB circuit with 30 mm out diameter and a cent...

    €139 (Avg Bid)
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    22 teklifler

    I want to create the simple Watson bridge circuit in labview where the parameters will be read from JSON format and output to JSON

    €93 (Avg Bid)
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    5 teklifler
    Teensy 4.0 Oscilloscope 4 saat left
    ONAYLI

    Needing to revise and continue a circuit design. I need a experienced freelancer with time to help me work and adjust this as needed per the requirements. PLEASE HAVE EXPERIENCE with Teensy 4.0 AND Nextion LCD! Thank you in advance!

    €136 (Avg Bid)
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    10 teklifler

    Circuit diagram will be provided. Prototype PCB details will be provided. Need Altium to work on this project. Experience with power electronics will have more advantage. Its very small PCB.

    €29 (Avg Bid)
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    I am building a racing motorcycle that has many electronic systems. I am looking for an experienced automotive circuit designer who can take my specifications and requirements to design a circuit diagram that I can follow to wire the entire electrical system.

    €541 (Avg Bid)
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    18 teklifler

    See the attachment and give me a qoute and time

    €19 (Avg Bid)
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    7 teklifler

    I’m planning to do a project which is a basic sensor for fuel tanks so it can detect water presence in fuel and It need to be fed into to computer to provide an indication. I was thinking of using the densities of the fuel and water as a detecting variable. I hope this helps . Density of fuel: 775.0 and 840.0 kg/m3 Density of water:997 kg/m³ Could you program this circuit . If so let...

    €9 (Avg Bid)
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    1 teklifler

    Hi All, Please find below my project information. Please only send me a message if you know how to fully complete the project and you have your own MyRio. PROJECT DETAIL: 11 seconds of the power outlet voltage (220-240V, 50Hz) should be measured with the frequency of 5kHz (Sampling Frequency=5kHz). The captured voltage is then need to be processed (Matlab Code will be provided to you) and the Proc...

    €83 (Avg Bid)
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    3 teklifler

    I am looking for Altium Designer Expert 18.0 to design sketch and have much knowledge in Electronic engineering. I have attached PDF file. After research, bid with "I am Circuit Designer!" My Deadline is till PST 8:00 AM And need to keep in touch always!

    €157 (Avg Bid)
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    I would like to create a complete controller for a parrot egg incubator. This is what I would like the controller to do. 1. Controll fan speed (in a similar fashion as a light dimmer) 2. Control temperature via PID controll and be able to autotune. 3. Use a remote temperature sensor (thermistor or exposed thermocouple with 1.2m leads) 4. Be able to keep temperature within a tenth of a degree. 5....

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    I am the owner of Simple Systems and Integration. We are a engineering design firm. I am looking for development of a web server that can take data from multiple platforms- 4-20mA inputs, modbus registers etc and display the data in scaled formats. Would like to be able to provide email alerts and trending

    €46 / hr (Avg Bid)
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    I need help on a personal project. I want to make a shot clock buzzer from an Arduino Mega. I really want to use DIP switches to program the settings so that it’s easy and quick to use. I need a Gerber file created (or two) for an Arduino Mega shield PCB. I have a friend who is helping me program the Arduino. We bought all the parts and put it together and found out that there is signal ...

    €64 (Avg Bid)
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    I want to find someone to design a circuit that powers a mobile device without using it's battery. The goal is to make a 100% usable android phone work with just the charger (battery removed). The phone will be kept plugged to the charger so don't waste power on the circuit. The phone is a Lenovo A1000. The tested / working battery's output is ~4.1V while the charger is giving an o...

    €87 (Avg Bid)
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    I live in Taiwan. I want to design a 4G GSM Internet Radio. Use the circuit as follows: SIM7500SA-h or Other (For Taiwan 4G GSM 700/900/2600 = Babd 8, 28, 38) VS1053 Stereo Audio MP3 Player Shield Record Module For UNO R3 ( [URL'yi görüntülemek için giriş yapın] 30194033466188) Arduino UNO R3 Nokia 5110 LCD Module with white backlight adapter PCB Receive streaming music....

    €478 (Avg Bid)
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    6 teklifler

    I want someone who design the gadget like bluetooth speakers / powerbank and many other electronic gadgets. And also the circuit board designer.

    €183 (Avg Bid)
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    8 teklifler

    Hello, I'm recruiting an electrical engineer to help us update and build a custom printed circuit [URL'yi görüntülemek için giriş yapın] company ThermalStep LLC has built a custom PCB that controls a heated insole in a pair of indoor slippers. We're hoping to update our PCB to include the following features among others: -Remove our thermal probe input (o...

    €19 / hr (Avg Bid)
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    15 teklifler