Circuit Design projects — HireLancer archive

ID / Date Listing

HL-33951583

I need a solar engineer.

6 320 watt solar panels 60a controller 3000 watt inverter.

HL-33951166

Analog design

I need someone who has a good experience with analog circuits, logic gates, and LTspice.

HL-33949996

Electrical Engineering -- 2

Hi, Im looking for somebody to help me on SIngle phase ac circuit, three phase ac circuits, RLC circuits, Transformer and magnetic circuits. Please dm for furth...

HL-33949741

Design a Electronic Circuit for a Wearable Device

A small electronic circuit is to be designed for a TENS unit with Bluetooth for Phone integration.

HL-33949097

Questions about Full Wave Bridge Rectifier circuit

Need an expert in electrical engineering that knows a lot about diodes and the Rectifier circuits to answer a few questions.

HL-33948144

circuit designe -- 2

we need to designe circuit that can transfer any text ino digital form and from digital to analog to antenna. we have antenna ready designe that need to be atta...

HL-33947499

PCB Compliance review

The awarded freelancer will provide a technical document with suggested improvements and general review of 1 PCB design with the intended purpose of improving t...

HL-33947026

Engineer to assess capacitive touch accuracy

Hi, I'm looking for help assessing & optimizing capacitive touch accuracy across various hardware/software combinations. Specifically, we will work with the App...

HL-33945161

Pcb design led driver

1. Design PCB design as per drawing. 2. Maximum input voltage is 400 Vdc. 3. Kicad to be used. 4. Additional instructions on mounting holes to be provided. 5. B...

HL-33942792

Elecworks software -- 2

I want to learn how to draw electrical schematic in elecworks . I need online session to start from today please

HL-33939187

Custom PCB Design

I need a custom PCB to be designed for my electronics project. The PCB design should be provided with Gerber files, drill files and any other details required f...

HL-33936151

Design an electronic circuit

We need a circuit that can generate impulses in the output from input source battery of 9 V. the required impulses in the output should have voltage more than 1...

HL-33935599

Schematic and PCB Design

Hello, I want to design schematic and PCB design from attached photo.

HL-33931747

Water Flow meter timer project

I think I need a PCB designer We are in the very first step to creating a proto type. I believe the first step is to have someone design the circuit board. It's...

HL-33931418

Electrical single line diagram design

Electrical single line diagram design for standby generator, Need to pick all necessary equipment and follow nec and nfpa code book

HL-33931173

Electronic Troubleshooting

I have a PCB that I need help troubleshooting. I have built this board multiple times and worked fine but lately I have been having issues. I’m not an electrica...

HL-33929685

Altium PCB

Need to hire any altium pcb and power electronic expert to a project. Connect with if have relevant field expertise. Thanks

HL-33923975

designing or building circuit boards

5 years of experience designing or building circuit boards. Experience in microcontrollers, sensors, or high-voltage circuits Real world experience with electro...

HL-33923040

circuit design

I am looking for someone who can design my circuit for pcb.

HL-33918230

I2C - LED Driver + ADC

I need a solution to drive up to 16 LEDs with PWM LED Driver (must be able to fade/blink/etc...) that communicates by I2C. I also need to read 8 ADC values, but...

HL-33918032

datasheet for COG LCD screen

need a teardown and datasheet completed for COG LCD screen. Screens provided. Ideal candidate is in North America or can otherwise easily receive examples for t...

HL-33914941

Basic Mechatronics Knowledge and calculations

s-Domain Circuit Analysis Bode plots Sampling and Quantization Control Systems Digital Logic Electromagnetic Motors

HL-33914066

Band pass filter

Hi,i need to design a compact bandpass filter with a centre frequency 868Mhz for Lora transceiver, using HFSS or Advanced design systems(ADS) software.

HL-33906391

SCH and PCB e-meter draft board

SCH and PCB of e - meter with following sensor and device: 1) 3 input measure current for range 100V-400 V AC and

HL-33905408

PCB Design of Circuit - Altium

Design a PCB. Schematic is completed. Need to design PCB in Altium. the design will consist uC, LED driver and 7 segment display. Further details in chat.

HL-33905063

PCB design project - 2Layer with RF impedance trace

HL-33905072

PCB design project - 2Layer with RF impedance trace

HL-33904930

061323Bitcube

Signed and stamped plans to be submitted for a panel upgrade.

HL-33904156

Battery Management System (BMS) design for an Electric Vehicle

We are a group of Electrical undergraduates, aiming to design a Battery Management System (BMS) with data acquisition facility. Anyone up for joining hands in h...

HL-33903298

STM32 Stepper Driver

I have an existing schematic and a PCB I built for something I am creating using STM32 and TMC2209 Stepper Motor Controller. My design seems to work on the brea...

HL-33902355

Simple kicad PCB update

Change 300 pins connector and make PCB 4 layers. Should be done quickly. Thank

HL-33899654

Control 12V DC motor and stepper motor with Digital sensor output

i need movement of stepper motor and dc motor according to sensor input.

HL-33899188

PCB Design

hi All, I'm looking for PCB designer for a hobby project, pcb includes: ESP32 power supplier 220v to 3,3 and 5v Voltage & heat protection Current consumption se...

HL-33897572

Security door portal

Build a security door thats functionality is to basically open and close with a unique code that can be generated online for each member, circuit and programmin...

HL-33896909

TRANSLATION OF HAND DRAWN CIRCUITRY INTO ACTIONABLE SCHEMATICS AND PCB.

The project is Post-Proof-of-Concept i.e. a first stage prototype. Components are specific, commonplace, and minimal: the innovation lies in the novel applicati...

HL-33896871

Diseño de PCB

Necesito que me diseñen una PCB para el control de un motor BLDC. El sistema de control esta diseñado, se debe programar el control en un micro, y diseñar la el...

HL-33895030

ESP32 Development Board

Need to incorporate Various modules to one board using the ESP32 as Core. ** This project requires experience and Knowledge on ESP32 Boards, Pins, conditions of...

HL-33894732

900MHz Radio

Develop transmitter and receiver circuit and pcb for a 900MHz radio that takes extremely small amount of current to preserve battery life.

HL-33893759

Speaker Motor Unit - BL(x) Calculation Software

Hello, First of all: Please only report if someone knows exactly what I mean and has experience in this area. We have FEMM models for our speaker motor units. N...

HL-33893184

PCB S-Parameter and TDR Simulation

We are looking for an expert who can help us do PCB simulations of two boards. Relevant Information: 1. The files will be provided in ODB++ format. 2. The PCBs...