Circuit designdela

Filtriraj

Moja nedavna iskanja
Filtriraj po:
Proračun
do
do
do
Vrsta
Znanja
Jeziki
    Delovno mesto
    15,137 circuit design najdenih del, po cenah EUR

    I need help with the design of a TENS (transcutaneous electrical nerve stimulation)/ EMS( Electrical Muscle Stimulation) circuit. The circuit should : - Have two channels - Deliver biphasic stimulation. - Be able to also deliver custom waveforms(sinusoidal, square, etc). - Adjust the voltage from MCU (0 to 120V) - Adjust the current from MCU ( 2uA to 150mA) - Have a small size and be power efficient. - Be able to measure skin impedance.

    €843 (Avg Bid)
    €843 Povprečna ponudba
    11 ponudb

    I want to design and develop complete PCB with main controller detachable Raspberry pi compute module. The PCB should have following components 1. GPS Module 2. 4G/LTE module 3. Wifi Module 4. USB Ports 5. Onboard temperature and light sensor 6. Onboard troubleshooting switch and LED 7. Onboard power management with resettable short-circuit and surg protection system 8. Onboard solar charge controller 9. MIPI DSI Display port with touch panel input (3 inch to 7 inch touch display) 10. 6 Digital NO/NC Switch (surg protected) 11. 2 Analog Input 12. 8 Digital output (12V logic level) 13. 4 Digital Output (5Vlogic Level) 14. 2 PWM Output 15. Power Outputs 12V, 5V All system combined in single PCB, PCB should protected from other sources

    €502 (Avg Bid)
    €502 Povprečna ponudba
    17 ponudb

    We need a 24vdc in to 7vdc out - buck converter @ approximately 1.5amp to power an Arduino Mega / DUE. The onboard regulator gets hot if driven above 8vdc, so I want to have a dedicated 7vdc PSU that doesn't get hot like a traditional linear LM7812 does. I've used AL8805's in the past and even LM2596's, so am open to ideas...8vdc, so I want to have a dedicated 7vdc PSU that doesn't get hot like a traditional linear LM7812 does. I've used AL8805's in the past and even LM2596's, so am open to ideas as long as they're not end of life components which will be hard to source later. Just need a schematic and formulas for 24vdc in - 7vdc out. Milestones will be paid: 1. 50% on supply of the circuit details 2. 50% on completion of testing t...

    €127 (Avg Bid)
    €127 Povprečna ponudba
    24 ponudb
    Circuit design for DC motor 6 dni left
    VERIFICIRAN/A

    ...DC motor for 10seconds at particular speed and then stop for 30seconds. Again rotate in the same direction for 10 seconds. - This cycle must be continues till there is power supply. - For now speed control can be a knob/Potentiometer. - There must be ON and OFF switch - The circuit must be small and compact. It should fit in a small handle designed. Dimensions are roughly 50mmX50mm The motor will rotate a shaft made of plastic which has weight approximately 10-20gms. Following are the things I need - a circuit design - Programming for the micro controller - recommended parts to buy including motor, battery, and other necessary parts - BOM - purchase links for the parts listed in BOM. (Only local Indian products. No Chinese website links like alibaba, alisource etc...

    €131 (Avg Bid)
    €131 Povprečna ponudba
    21 ponudb

    I'm looking for someone who is able to read the ST SPC564L60L5 internal flash in circuit. The pcb is equipped with a JTAG pin break out. I would prefer a remote job. If special tools are needed I can send out the pcb too.

    €139 (Avg Bid)
    €139 Povprečna ponudba
    9 ponudb

    ...simulations on HFSS. The design will be rectangular SIW antenna. Antennas will reconfigure between 3 different bands that I will provide. Design should be novel and antennas will be made to reconfigure using different slots in structure and PIN diodes. An optimal DC circuit will also be designed to control diodes which should provide good isolation between RF signal and DC signal. Microstrip to SIW transitions will also be used while exciting antennas. Antennas should provide good S 11 parameter and gain in all desired bands. You have to provide me formulas that will be used to calculate different parameters of antennas like lengths and widths etc, design and simulations in HFSS using PIN diode which will be modeled using ANSYS circuits and will be used in HF...

    €94 (Avg Bid)
    €94 Povprečna ponudba
    3 ponudb

    Hi I need to have some circuit to convert from 1 ghz to 2 ghz and need some inputs on it.

    €160 (Avg Bid)
    €160 Povprečna ponudba
    9 ponudb
    Power system analisys - NEPLAN 3 dni left
    VERIFICIRAN/A

    Load flow and short circuit analisys, protection coordination for 220kV subststion. Looking for expert only who can show previous extensive experience in this.

    €11 / hr (Avg Bid)
    €11 / hr Povprečna ponudba
    11 ponudb

    We need an illustrated version of all of the KEYS in the attached pictures. I'd like all of the keys to be at the same angle and rotation. This will be used on the page: Find your Car Key - so we'd like it to be sleek and professional looking, as opposed to highly cartoonised. Objective: Please come up with an il...angle and rotation. This will be used on the page: Find your Car Key - so we'd like it to be sleek and professional looking, as opposed to highly cartoonised. Objective: Please come up with an illustrated version of each of the below keys. - Mitsubishi Non-Remote Key - Hyundai Remote Key - Volkswagen Passat Slot Key - Ford Mustang Smart Key Note with the Ford Mustang Smart Key, it shows the circuit board in the picture, I only need the Remote/Key draw...

    €44 (Avg Bid)
    Zagotovljen
    €44
    20 vnosov

    Hi, Please bid on the project to tell the name of the software which you will be using to create a simulation of the VLC communication. VLC communication has two parts, circuit based and the channel for transmission, so i am looking for someone to create simulation in one software. Please bid, more details will be shared in private message.

    €1115 (Avg Bid)
    €1115 Povprečna ponudba
    9 ponudb

    Thermal characterization of Li-ion battery for internal short circuit and nail penetration test for cylindrical cell.

    €23 (Avg Bid)
    €23 Povprečna ponudba
    5 ponudb
    touch switch 1 dan left

    It simply a touch switch .Using battery 3.7 volt , I need to touch the battery almunium cover it on and off the battery exactly the link I have mentioned below . I need only the circuit digram. i need the circuit by smaller as possible , to not make a pcb larger than 4cm*2.5cm

    €30 (Avg Bid)
    €30 Povprečna ponudba
    20 ponudb

    The block has to be able to transform infrared radiation, around 940 nm, to electrical output of 3-4 V, 40 mW or more. Requirements: Block circuit is self-powered from the abovementioned infrared energy source (without additional battery, etc). Block has to be restricted to size less than 1 square cm, and less than 2-3 mm height. Block components have to be common/accessible/inexpensive, preferably of SMD type. Possible solution is "Joule thief" schema with PIN Photodiode. However, other solutions are welcomed. Project's result has to be presented as EasyEDA compatible schematic and PCB, with video proof of its functioning.

    €100 (Avg Bid)
    Izpostavljeno Zagotovljen
    €100
    1 vnosov

    Grid tied system design required as attached example. Minimum output required 25kva. No backup battery storage required as simply reducing mains costs. We have 175 200W solar panels with the following specs: MODULE TYPE: ESG-200M (MONO) Peak Power (Pmax) (W): 200 (200W) Production Tolerance (%): ±3 Maximum Power Current (Imp) (A): 11.2 Maximum Power Voltage (Vmp) (V): 18 (18V) Short Circuit Current (Isc) (A): 12.8 (12A) Open Circuit Voltage (Voc) (V): 21 (21A) Dimensions (mm): 1630x670x35 Maximum System Voltage (VDC): 1000 All technical data at standard test condition AM=1.5 E1000W/m2 Tc=25□

    €125 (Avg Bid)
    €125 Povprečna ponudba
    19 ponudb

    We need a design for a system which is integrated with both solar power and mains power with battery integration. No backup batteries needed, just enough to allow for solar supplementation to reduce mains costs. The location has high energy consuming equipment. Minimum output required 25kva. We have 175 200W solar panels with the following specs: MODULE TYPE: ESG-200M (MONO) Peak Power (Pmax) (W): 200 (200W) Production Tolerance (%): ±3 Maximum Power Current (Imp) (A): 11.2 Maximum Power Voltage (Vmp) (V): 18 (18V) Short Circuit Current (Isc) (A): 12.8 (12A) Open Circuit Voltage (Voc) (V): 21 (21A) Dimensions (mm): 1630x670x35 Maximum System Voltage (VDC): 1000 All technical data at standard test condition AM=1.5 E1000W/m2 Tc=25□ We need a full design s...

    €144 (Avg Bid)
    €144 Povprečna ponudba
    13 ponudb

    We currently have a working PCB (see image) which needs to be updated. We must add a USB connector and InfraRed transmitter/receiver. The IR circuit is very simple and will be entirely provided. The work is to be done in Altium. The schematics and layout must be updated and parts created if needed, as we want to extract the BOM from the Altium design. More details will be provided to selected candidates. This may lead to many more projects with us.

    €41 (Avg Bid)
    €41 Povprečna ponudba
    43 ponudb
    37009_Cadence expert needed -- 3 4 ur left
    VERIFICIRAN/A

    Topology for the CMOS ROIC have to be have to employ GMI (Gate Modulated Input) topology for the system design. HgCdTe photodiodes along with circuit simulators will be designed for the detector model. All the detector information required for the ROIC design can be put in to the circuit model, e.g., the dark current, photocurrent, zero bias dynamic resistance, peak dynamic resistance, junction capacitance, etc

    €500 (Avg Bid)
    €500 Povprečna ponudba
    3 ponudb

    Hi! I am an embedded developer. I am working on a project "Indoor air quality Monitoring system". I need a circuit designed for this one. I will be using a microcontroller for driving various sensors. This product is in its RnD phase, as of now will requiring only a circuit, if the circuit works , will be requiring lots of them, will be ordering them accordingly.

    €113 (Avg Bid)
    €113 Povprečna ponudba
    13 ponudb

    i need a software which tells me about a stock as soon as it touches upper circuit and then all of its details like market cap price its stock price for the past month and put all this data on excel and hence make a list of all the stocks like these

    €64 (Avg Bid)
    €64 Povprečna ponudba
    4 ponudb

    A MACHINE CONSISTS OF WHEELS. I NEED A PERSON WHO CAN DRAW THE DESIGN IN ANY DESIGNING SOFTWARE AND DO SIMULATION OF ROTATING WHEEL IN ANY SOFTWARE. INTERESTED PEOPLE CAN CONTACT FOR PAID WORK. I am uploading the photo of wheel . a electrical circuit diagram also needed

    €85 (Avg Bid)
    €85 Povprečna ponudba
    13 ponudb
    ESP32 and C Expert Končano left

    Looking for ESP32 and C language expert to edit a code and a circuit design for a simple project that I'm working on.

    €28 (Avg Bid)
    €28 Povprečna ponudba
    17 ponudb

    Hello I would like to hear from you if you have experience in analysis of linear electric circiuts. You will have to do some tasks regarding this. an example is attached.

    €29 (Avg Bid)
    €29 Povprečna ponudba
    17 ponudb

    Prosimo, vpišite se ali se prijavite za več podrobnosti.

    Zapečateno Pogodba o nerazkritju informacij
    Electrical Design Končano left

    We want to Design a Electrical Circuit for on off operation of a machine.

    €13 (Avg Bid)
    €13 Povprečna ponudba
    15 ponudb

    I need to design a pcb layout 2 layer with ALTIUM Designer v.20. All components are in bottom layer, except push-buttons, USB connector and OLED. These components are locked on top layer and they must not be moved. I drew a probable size of the circuit (67x15mm), anyway it can be resized by few millimeters. For payment, I would create two milestones with release of first milestone after the placement of all components (without tracks).

    €154 (Avg Bid)
    €154 Povprečna ponudba
    61 ponudb

    I want to design a Low offset Comparator circuit with other few specifications. If anyone really know this field please contact me. Thank you.

    €22 (Avg Bid)
    €22 Povprečna ponudba
    8 ponudb

    Design me a FPC Cable with both end Connectors of 80 - Pins 2*40P with Pitch of 2.0mm, need to make 2 x Designs 1. FPC Cable with both End 2*40P 2.0mm Connectors (I will provide the Connector Drawing & Foot prints) 2. FPC Cable with both End 2*33P 2.0mm Connectors (I will provide the Connector Drawing & Foot prints) STP File & Foot Prints are Attached. I will send the file to FPC Making factory to order the FPC Example picture is attached also,

    €11 (Avg Bid)
    €11 Povprečna ponudba
    8 ponudb

    Need design and working prototype of Arduino or ESP32 for use as programmable/adjustable constant voltage and constant current regulator. Also, output will need to be Transistor/FET controlled for use as pulse out. Circuit should be capable of being powered by typical usb from laptop or alternate power supply, but built using usb-c preferably. Input power should range from 5VDC to 30VDC or higher. Adjustable output voltage up to 30 VDC minimum with 16 bit resolution. Adjustable output current up to 2 amps minimum with 16 bit resolution. Preference is to have a socket for the Arduino (embedded Bluetooth and UART) or the ESP32 (embedded Bluetooth and UART) in the case of failure. Drawings, schematics, and GERBER files should be included as well as a bill of materials, along ...

    €458 (Avg Bid)
    €458 Povprečna ponudba
    19 ponudb

    We have been doing research underwater using laser equipment. The current version we are using is a simple on/off laser that is activated by a pressure switch. After using it for quite a while we now want to make laser equipment with logic capabilities by adding a microcontroller. We also want to simplify the circuit into a small PCB that’s easily integrable. Bids will be looked at and assessed on 13th Jan 20:00 GMT. Please send all messages or questions through the Freelancer messaging system.

    €19 / hr (Avg Bid)
    €19 / hr Povprečna ponudba
    36 ponudb
    PCB Design Končano left

    We are looking for a freelancer to design a carrier board for the Arduino MKR series microcontroller. This board will combine components found on the MKR Mem Shield, MKR IMU Shield, and MKR GPS Shield; these designs are open-source and available in Eagle for ready reference. Additional features to be added include a switching power supply, 0-20mA current loop input support, and test pads/external interconnects. Software is already developed, so pin-compatibility with existing shields is preferred. Design goals include: *** Integration of existing modules *** 1) Socket compatibility with the MKR WiFi 1010, MKR WAN 1310, and MKR GSM 1400 modules 2) Integration of the BNO055 IMU module from the MKR IMU 3) Integration of the SD card portion of the MKR Mem Shield (flash memory ...

    €883 (Avg Bid)
    €883 Povprečna ponudba
    1 ponudb

    We are looking for a freelancer to design a carrier board for the Arduino MKR series microcontroller. This board will combine components found on the MKR Mem Shield, MKR IMU Shield, and MKR GPS Shield; these designs are open-source and available in Eagle for ready reference. Additional features to be added include a switching power supply, 0-20mA current loop input support, and test pads/external interconnects. Software is already developed, so pin-compatibility with existing shields is preferred. Design goals include: *** Integration of existing modules *** 1) Socket compatibility with the MKR WiFi 1010, MKR WAN 1310, and MKR GSM 1400 modules 2) Integration of the BNO055 IMU module from the MKR IMU 3) Integration of the SD card portion of the MKR Mem Shield (flash memory ...

    €1085 (Avg Bid)
    €1085 Povprečna ponudba
    19 ponudb
    €22 Povprečna ponudba
    7 ponudb
    2 Layer PCB Design Končano left

    Design two layer PCB for circuit schematic provided by client. PCB size 85mm x 85mm

    €8 (Avg Bid)
    €8 Povprečna ponudba
    1 ponudb

    This Project is only For Pakistani's Please I need Fully expert electrical engineers Who has All hardware for testing Who is fully expert in coding pcb's ( EAGLE, ALTIUM, easyEDA, PROTEUS, ) Arduino/ Microcontroller(Arduino IDE, Platform IO, MPLAB, etc..) circuit simulation (Pspice/LTspice/Proteus/Multisim) iot technologies (BLE, Wi-Fi, RF, GSM, ESPa32/esp8266, STM32)

    €389 (Avg Bid)
    €389 Povprečna ponudba
    12 ponudb
    How to make circuit Končano left

    In this project we use little things Like Bulb Wire Switch Battery

    €16 / hr (Avg Bid)
    €16 / hr Povprečna ponudba
    17 ponudb

    Hi everyone, I need Help designing a very simple analog circuit with Opamp NE 5532. Im strugling making this to work. what I actually need is to amplify a voltage signal from 0-3.3V to 0-10V. there is a lot of circuits on the net, but i can not make it work.

    €197 (Avg Bid)
    €197 Povprečna ponudba
    17 ponudb
    PCB GMS scale 3G Končano left

    PCB design for a scale with a 3G module to send results over the sms. Circuit is intended to be powered from battery with a support of solar panel. Device block diagram is attached.

    €560 (Avg Bid)
    €560 Povprečna ponudba
    33 ponudb

    Looking for a solidity dev to write a car racing game smart contract. These should include: - Smart contract for racing car NFT with rarity DNA (ERC-721) - Smart contract for racing circuit NFT - owners of the circuits can organize car races. (ERC-721) - Reward token for holders (ERC20) Send budget and timeframe, as well as CV with previous proven work to be taken into consideration

    €2169 (Avg Bid)
    €2169 Povprečna ponudba
    47 ponudb

    Base on Open source hardware project, adding I2C seonsors and SPI modules. All modules have files(Eagle Cad). Those are for dev modules, remove un-necessary leds, switches, pin outs and adding I2C , SPI modules This is initial project, so there will be new projects following up continuously, such as artwork and modifications. Feel f...so there will be new projects following up continuously, such as artwork and modifications. Feel free to apply, and I look forward to work with you. <Please see the attached files for requirements> main MCU to a sibling mcu that has PSRAM on it. 5ea I2C sensors, 2 SPI modules new Wireless charge module This project is olny schematic design , don't need to draw a PCB Artwork. Just check the design considerations.

    €203 (Avg Bid)
    €203 Povprečna ponudba
    27 ponudb

    Objective Design and initiate production (PCBWay incl. assembly) of small circuit and PCB to be used as an interface/sensor module. The function is to connect to a Panasonic PIR sensor (EKMC1601112) (via JST connector) and it should contain a small solid state relay to be able to control 220V AC (2 LED spots 220V AC/5W each) (Phoenix Contact connector) The PCB will be connected to another PCB (not in scope) using a JST connector providing 3.3V DC, 5V DC and I/O pins of an ESP32-WROOM The ESP32 PCB is already designed and the JST connector is also defined including ESP32 pin usage Background An existing PCB with an ESP32-WROOM will need to connect to this new PCB to allow the existing PCB to get PIR sensor readings as well as the ESP32 should be able to turn on/off 2 LED spot...

    €155 (Avg Bid)
    €155 Povprečna ponudba
    27 ponudb

    Have to have an adafruit SAMD board circuit playground code already just need to translate from learnado to adafruit samd

    €102 (Avg Bid)
    €102 Povprečna ponudba
    8 ponudb

    Circuit design, embedded system, functional PCB design, PCB schematics, Carrier board, image sensor board design, Schematic Drawing

    €366 (Avg Bid)
    €366 Povprečna ponudba
    24 ponudb

    I have a got a redline pdf comment that needs updating in Eplan urgently. The freelancer must be an electrical engineer capable of checking data sheets and updating electrical drawings accordingly. The drawings have a total of 60 pages and the vast majority of the changes are texts, update circuit breakers, add fuses and make drawings look easy to read. I will like the freelancer to start work straight away. To be consider please use "E-Plan Design Eng" in your tittle. Must have plan P8 Professional V2.9 SP1 installed and ready to go

    €7 / hr (Avg Bid)
    €7 / hr Povprečna ponudba
    20 ponudb

    Step down inverter circuit from 2200vdc to 480vac, it should be able to power inductive as well as resistive load, use all the components with maximum amps capacity so a single circuit can be used for any amount of load

    €107 (Avg Bid)
    €107 Povprečna ponudba
    5 ponudb

    I have a small circuit with a buck converter and a boost converter, buck converter has a variable input between 4.5v and 18v and a fixed output for 3.3v with a maximum load of 1A (including boost load) with an average load of 150mA Boost converter it's attached to 3.3v buck output and rise the voltage to 5V, with a maximum load of 500mA and an average of 80mA I want you, to calculate the best values for all components (resistors, caps and inductors) knowing this voltage, target and max current load and buck/boost frecuency, maximum efficiency mandatory , check image schematic. Only freelancer expert on converter efficiency and inductors Due it's a basic work, I would like to have today Buck AEROSEMI MT1470 Boost Texas TPS61070

    €24 (Avg Bid)
    €24 Povprečna ponudba
    7 ponudb

    I have a school assignment to be submitted It is a practical question I requested to submit in less than a week in my school. I am to write program, using C program language, run it print both the program and the output for submission Can it be done perfectly without error in few days. I will forward the questions as soon as I hear from you 1.  The analysis of an electrical circuit results in the following system of simultaneous equations. Write a programme to obtain the values of currents: i1, i2, i3, and i4. i1-2i2- i3+3i4=4 2i1+ i2+ i3-4i4=3 3i1- i2-2i3+2i4=6 i1+3i2- i3+ i4=8 2.    A three-dimensional structure is represented by the following linear equations. Write a programme to obtain the point of intersection of the three planes.     x...

    €85 (Avg Bid)
    €85 Povprečna ponudba
    23 ponudb

    Goal: design a new PCB including part selection, BOM, board design, coding, debugging. Design to use UL listed components and design layout. Designed PCB: Using a microcontroller to control the output state of a solenoid, opening, and closing it when certain inputs are met. The solenoid will open (inject) and close on a schedule of 2 minutes on and 2 minutes off a selected number of times & schedule of days. Ex, on and off cycle repeats 10 times, every other day. There will also be a pressure switch which will need to be closed in order for the solenoid to open, if it opens the scheduled solenoid would stop. Components: - Microcontroller (Preferably AT Mega 324A or AT Mega 168) - LCD Display (NHD-C12864LZ FSW-FBW-3V3) to show the current setting as well as...

    €2080 (Avg Bid)
    €2080 Povprečna ponudba
    41 ponudb

    i have a code for tfet using verilog-a,i need to get a circuit from verilog-a in cadence virtuoso and design digital circuit,half adder and ring oscilator

    €17 (Avg Bid)
    €17 Povprečna ponudba
    3 ponudb

    my requirement is wifi energy harvest..circuit and design procedure..

    €73 (Avg Bid)
    €73 Povprečna ponudba
    9 ponudb
    Trophy icon Logo Design - 02/01/2022 22:49 EST Končano left

    Logo design for social media. Name: Daz tinkers Subject matter: YouTube channel hosting content around hobby boards like Raspberry Pi, Arduino, etc... I would like it to incorporate a circuit board style in the logo e.g. Required: PSD file(s) on completion

    €18 (Avg Bid)
    Zagotovljen
    €18
    212 vnosov