Electronics jobs

I will like to have someone to chat and discuss questions regarding a Chiller and Heat Transfer.

I have a project that needs a continuous data acquisition, monitoring and storing solution to be build in LabView. It requires initially four simple RS232 and one RS485 driver to be written. There is some documentation available on the driver protocol but it may need work on figuring out the exact wiring and commands back and forth. I am using an industrial type RS232 to USB converter (FTDI chip) ...

Design, analysis, and calculation of filter design, RF power amplifier, a matching network (IMN & OMN) using smith chart, antenna matching, power calculation, Free space path loss (FSPL) estimate from Transmitter system to the receiver device, layout considerations, practical components selection and complete circuit design.

I want to upgrade my current product to a new level, which may contain speed control button, timer as well as remote control with a phone. Please see the attached file and write your proposal based on it Give me your estimate for doing the job Also, share your similar project to this You should be able for manufacturing and testing the device according to CE, UL and CSA standards Sk...

I want to upgrade my current product to a new level, which may contain speed control button, timer as well as remote control with a phone. Please see the attached file and write your proposal based on it Give me your estimate for doing the job Also, share your similar project to this You should be able for manufacturing and testing the device according to CE, UL and CSA standards Sk...

I want to upgrade my current product to a new level, which may contain speed control button, timer as well as remote control with a phone. Please see the attached file and write your proposal based on it Give me your estimate for doing the job Also, share your similar project to this You should be able for manufacturing and testing the device according to CE, UL and CSA standards Skills: PCB Des...

am an analog electronic technologist

Hello i want to make a project in which a motor should be controlled through wireless using bluetooth from phone. And we should be able to change the speed of motor through phone. and motor should be able to rotate somewhat heavy rotation of 10 kg. i have similar project reference [login to view URL] pls if u are able to do all of the above mentioned stuff then only contact

The task is to program a PIC16F887 or equivalent to read DS1990A serial number. If the serial number matches a pre-programmed serial number, do the followings for 30 seconds - 1) display the serial number on HD44780 or equivalent 16x4 LCD, 2) provide output to an output pin (say to turn on an LED) and 3) count the number of times an input pin reads an input, 4) display the counted number on the L...

Looking for a skilled electronics engineer to build me a 110v mini tankless water heater. Heater need to be flow controlled and the capacity has to be sufficient to deliever 45 degree celcius water. Need to have a US plug and look simple, white. I pay a maximum of $25 per unit, could become many units if it is according to my liking.

Need an Expert for DC to DC power section design that is ultra compact 20mm x 40mm using least expensive components that will render most stable design to output 8A at 5.1V from AOZ2261QI-15 IC Is proficient with Altium has Extensive Knowledge of poly work and 4-Layer PCB design with proper copper plane heat dissipation capability Is proficient in PCB layout with Altium, capable of delivering pro...

We have an implementation of a raspberry pi communicating through I2C with two PICs. After working for some time (hours, days or weeks), one of the PICs or both are no more detected by the pi. Booting the pi does not solve the problem. We need to boot the whole system so it works again. We need expert assistance in I2C and raspberry pi to solve this issue, since we need this communication to be s...

having some obstacles on monitor by using vga driver and an object will slide which will try not to crash a few obstacles

We are looking for a Hardware Designer who can design an interface card that will convert a sensor output to an ADC input. the DAQ card has 8 inputs with ±1 V input range. Our 3 sensors need to be read by this DAQ and we need an inerface cards (like a preamp) compatible with the DAQ. one sensor has [±10 V] output with 0Hz-3000Hz bandwith one sensor has [±10 V] output with 0Hz...

Need an Expert Is proficient with Altium Is proficient in PCB layout with Altium, capable of delivering production ready PCB Design files as well as output files , including Component Libraries/footprints/3d Bodies ETC.

I want a PhD who has his own publications to help me in article *Please don't waste your time bidding if you're not PhD In "Electrical Computer engineering".

I need firmware written for an attiny102. The requirements are simple. Monitor 2 inputs for a pulse and send out a pulse. With this logic IF PB1(pin 5) has no pulse for ~10 seconds OR PB2(pin 6) no pulse for ~2 minutes THEN Send 1 second low pulse on PB3 (pin 7). Tri-state before/after pulse Write code in atmel studio 7 project.

Hi, I need help in Electrical Engineering work. I have work details.

Need to develop a prototype of biomedical device to measure vitals such as blood pressure, pulse, SpO2 and more. WiFi and Ble enabled, battery powered and should have capacitive touch display with a decent UI. You will need to design it around Arm Cortex processor. A RTOS based firmware is preferred. You will need to provide us with detailed schematic, PCB design layout, BOM of device, firmware an...

Dear all, thanks for being interested. I'm looking for someone who can write a small arduino firmware for reading and interacting with a 8bit UART half duplex string. The string consists of several parameters like a clear ID of the device and position datas. I would like to read these datas and controlling PWM Servos with them. If you are interested in it, and READ THE DESCRIPTION, please wri...

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i' m looking for microcontroller programmer ( MCUs), include this keywords in your proposal to show that you have the key skills [login to view URL] if you can handle this software, [login to view URL] I only need the FLOW Code, for wireless to interface, app, computer program, 2G remote data controller in software simulation 100% success is required, NO ERROR, some warning please upda...

I need code written for Arduino IDE for a nodeMCU…to send an SMS message to my Twillio account. Also code for Twillio to take the signal from the board and send a text message to my phone and to my customer’s phones that I can change for any of my customers. I want to have five inputs to a nodeMCU board: Three sensors and two push buttons. Of the three sensors: One counting cycles ...

We are paying for written application notes based on our configurable mixed signal ICs & integrated power switches. These parts are very versatile so there are many applications that they can be designed for. The application note should be a 1000-3500 word technical white paper describing an application and how it uses the SIlego part. Writer will be responsible for generating the content ...

i need to design pcb for my project. i need output in gerber file.

You need to create Telecom Training Videos i.e screen recording plus voice over.

We need the ultrasonic tube sealing technology to be incorporated in the filling machine that we are developing.

A 15W Wireless Charger And Reciver with every connectors and can work with any smart phone. Qi Latest standards, Best efficiency.

i will explain via chatting. if you are available

Good day. I would like to make a puzzle bomb. I have the following hardware that I would like to use to run the program: Arduino Uno or Mega 5110 LCD Display DS3231 Real time clock 5 Photo resistors Hall effect sesnor Buzzer module/speaker The timer counts down for 60 minutes. Displayed in large numbers with minutes and second (timed from real time clock not from a delay function). The program s...

The goal is to provide economical electricity generation and storage as well as an electrically operated valve controller and LED light with a motion detector. The parts should be ready-made components from companies such as AliExpress or IndiaMART. The system components work 12V DC and are as follows: - Solar cell with wall mount - Battery and controller - valve regulator (power may be about 2-5...

I am seeking an electrical engineer to design an induction coil. Looking to make a larger induction coil for charging cell phone and other mobile devices on the Qi standard. The induction coil design will be larger than traditional pads or chargers.

I have a PCB which requires Step down voltage from 18VDC to 12DC I have used DC-DC convertor . Xp Power Model JCM3012S12 . But i am getting excess Ripple which is effecting Voltage OpAmp Voltage inputs to ADC. I need Help With design of a Noise Ripple Filter to remove this Noise . This Can be in Hardware filter or Software filter ie DSP or Both . I dont expect the freelancer to build the Fil...

We are working on a project for which we need complete development of a PCB using PIC MCUs. A running embedded c code with hex file needs to be produced which could be used in Proteus simulation software to test the working of PCB. Deliverables: Embedded c code, PCB layout/Schematic diagram. hex file, Proteus file. All other minor details and specifications will be discussed later.

i need an electrical engineer to design for me a drawing

Expert in solar engineering needed to work on some design

We are looking for 1 or 2 programmers for an embedded application in C. This project includes the following components: ATMEL328P ESP12 SPI memory, SPI RTC I2C memory Radio modules Need to be very confident in C and have a clear vision of memory management and bootloader. Looking for people who are in China or quite close and available immediately.

Hi folks, I need a person who knows electronics and programming, to implement a simple USB device. - The computer will send 20-bits of binary information to the device, via USB - The USB device will do some simple operations. - The USB will send back 10-bits of information, also via USB - The computer will store the 10-bits, and repeat the loop with another 20-bits string. You are welcome to se...

***WHO IS ELIGIBLE TO APPLY*** Please only apply for this project if you live in: Eastern Europe The Western Balkans Russia ***PROJECT SUMMARY*** I recently purchased some used (not new) laboratory equipment. I want you to teach me how to test that equipment. Please see two attachments called: Photos of three pieces of used laboratory [login to view URL] and Photos of three pieces of used l...

Combi steamers (also called combi-steamers, hot-air steamers, combination steam-convection ovens, or simply combi ovens) are cooking appliances typically used in professional catering or food service operations. Combi steamers can produce both dry (convection) and moist (steam) heat, and are capable of shifting between them automatically during the cooking process. It can be used to simultaneously...

I need you to develop some software for me. I would like this software to be developed.

I need you to develop some software for me. I would like this software to be developed for Windows using C or C++.

I need the task to be completed within 24 hrs

I will send information regarding kVA of equipment and I will need you to estimate 4 transformers size and fuse sizes.

Please bid only if you worked on hfss and you have install on your system.

I am working with modules ESP8266-01 and SIM808. Both can send HTTP post with sucessfull, but is required HTTPS. I need a freelancer that already have sucessfull on deploying Arduino with HTTPS (ESP8266-01 and SIM808). No fingerprint certificated method will be accepted, because the certificates are exchanged each 1 year.

Description is incomplete, please refer to the PDF file provided for a more detailed understanding. PLEASE Show all work, steps, and explanations [login to view URL] are given a 4-bit SAR ADC as shown. The reference voltage is 3.3 V, the input voltage is 2.427 V, the comparator has no offset voltage, and all capacitors are perfectly matched. Make a table indicating the position of each switch...

I need a chain or arduino's, maybe more then 100 Arduino's even. I am not sure which protocol I like to use. I think I2C and also RS232 are options. Each Arduino needs a number of digital IO at least 16 or so. Each Arduino must be able to send short messages to the neighboring Arduino. The whole chain must be controlled by a pc.

The purpose of this lab is to design a VGA driver to display 256 different colors on a monitor. Two timing signals are generated in this system, vsync and hsync to synchronize the plotting of vertical and horizontal pixels, respectively. The color data of each pixel is generated using an 8 bit counter whose first 3-bits are for red, next 3-bits are for green and last 2-bits are for blue color data...

i want to make two pairs of wireless display by using rf modules so that each individual display has its own data data dhould not be coincide with each other