Circuit Design projects — HireLancer archive

ID / Date Listing

I need Orcad Schemaa

More details will be shared via chat with potential freelancer

Ultrasonic nebulizer 90W power

I am looking for a circuit developer who can create the following project. Ultrasonic nebulizer with 48V, 1,8A = 86W, 1,65MHz. Protection against overload 1.8A...

HL-35663623

Electrical designer

Solar project, 200 panels ground mounted with battery storage and generator back up

HL-35662926

PCB Design with BOM for NFC business card

I need to design a NFC PCB for business card with LED. I already have a basic circuit, I need to change replace components on them and update the routing accord...

HL-35662097

amélioration pcb avec 4 sorties 4-20mA passive

Il s'agit d'amélioré un pcb extention avec 4 sorties 4-20mA, ces 4 sorties doivent être isolées et indépendantes. L' alimentation et les 4 signaux en communicat...

HL-35661268

Convert an Altium project to KiCAD

I have a working PCB designed in Altium. Since we will do all future work in KiCAD, this project needs to be converted to KiCAD 6.0. The PCB has a MCU that rece...

HL-35656298

E.M.F project -- 2

In electromagnetism and electronics, electromotive force (also electromotance, abbreviated emf,[1][2] denoted E {\mathcal {E}} or ξ {\displaystyle {\xi }}) is a...

HL-35655923

Sharing the power lines of different USB ports together

During the design of a custom PCB (picture 1) for a private proof-of-concept project, there have arised several questions. This project will be awarded to that...

HL-35652887

Design and Development of FSO Transmission Link

We need to create a FSO transmission link . Need to create receiver and transmitter using MOSFET in circuits, circuits can be done in ltspice using laser on tra...

HL-35650314

Tanning led circuit

I need to create a board with LEDs that have the same function as a tanning lamp. The tanning lamps are fluorescent and tubular, but I need them to be made with...

HL-35648895

custom bluetooth based pcb

Looking for an experienced electronics engineer with specific in designing a bluetooth based device. You must be able to demonstrate prior work

HL-35647525

Motor Soft Start Circuit for 1HP Motor.

Need someone to give me schematic for Soft Start circuit for upto 1HP motor. Need it for household motor controller.

HL-35641912

3 x Basic very basic LED / LIGHT PCB

See Attached image, all 3 are the same 'outline'. With the DXF provided. DXF will be provided to person going ahead with. DO NOT BID and then ask for more. Draw...

HL-35641342

Double Stator Motor (India)

I need to develop a double-stator PMSM motor that has two stators having two different ratings with the same rator. The inner stator is 50w and the outer stator...

HL-35640211

Desing PCB for production

I need to create a PCB according to my design to make it suitable for mass production. It is a power center that will power accessories such as in the car or mo...

HL-35636588

Updating old components on a PCB board with modern components -- 2

Hello I have some old PCB boards that some of their components are no longer exists and therefor I can't buy them. I need to update these PCB boards by finding...

HL-35636176

Design Me An SBC (Single Board Computer)

I would like to have someone design an SBC (Single Board Computer) similar to the Raspberry Pi for educational use but for it to be cheap and easy to make possi...

HL-35634746

Sleep Apnea Project -- 2

The Project: Build prototype of Wearable device for management of Sleep Apnea Integrated system of three components. 1.Microphone to detect sound of regular bre...

HL-35630345

Need chip soldering specialist

I need a bios chip to be replace on a laptop board.

HL-35630111

Looking for professional Altium PCB Designer

Looking for experienced altium designer for making PCB design work from the schematic as we will provide. The no of components will be arround 150 nos Since ot...

HL-35630047

Altium PCB Designer required for SMPS Schematic purpose

Looking for experienced altium designer for making PCB design work from the schematic as we will provide. The no of components will be arround 250nos Since ot i...

HL-35627058

Allegro/Orcad Extract Gerbers from file

So I have a .PCB file for a PCB designed with Allegro PCB Designer/Orcad. I need someone to export the gerbers from this file for me so I can have them prototyp...

HL-35627012

Electrical engineer for PCB design

Simple circuit and pcb design Electrical engineer needed...

HL-35623452

Electrical & Wiring Expert

Looking for someone to troubleshoot and propose solutions for my DDB (Delivery DropBox). I need to design a wire harness to run about 6 or 7 cables from the PCB...

HL-35622196

Custom carrier board design for Nvidia NX

HL-35617160

---Looking for PCB Designers----

I am looking for a PCB Designer. I will share work details in private chat I would prefer pakistani freelancers.

HL-35616642

CC-CV industrial FLOAT cum BOOST battery charger

We want to design a circuit diagram for a CCCV industrial FLOAT cum BOOST battery charger. AC input 230 V single phase 50 Hz. DC output = 24V , 48V or 110V, Cur...

HL-35609804

Engineer me a circuit board for a GaN charger

We are setting up production of GaN chargers in an Asian country. An electrical engineer is needed, in order to create a blueprint of a specified GaN charger.

HL-35608825

Fix PCB Malfunctioning -- 2

I have a malfunctioning PCB and I am looking for someone to fix it. The schematic is attached …

HL-35603898

PCB Design In Altium.

Must have more than 1 years of experience in PCB Design Must Know Altium Designer, Location must be India Only Preffered new freelancers

HL-35603868

Microchip Controller Desginer

Need a microchip controller designer for a project

HL-35603771

IoT gatetay - OpenWRT?

I would like to develop a Gateway, in order to upload to cloud(timestream db) the data from sensors. The sensors are BLE based. I need schematic + PCB design +...

HL-35602950

Pcb design for combo power bank / ac charger.

I need a pcb design for a combo charger. The charger is a power bank with ac prongs. I need the full schematics.

HL-35599818

Dimmer for LED driver

(Please place a bid only if you have done a project similar to this and can provide a reference I can call to verify. DO NOT bid otherwise ) I need a dimmer des...

HL-35598513

Embaded electronic engineer

who can dovlop micro controller based Innstruments, desining, like gas detector, data logger

HL-35594369

FSK modulator/demodulator

I need a frequency shift keying (FSK) modulator and demodulator. The modulator is supposed to be able to receive data and modulate them to generate and amplify...

HL-35591221

Embedded engineer to solve the Register related issue using in Maxim IC - SPI based using ESP32

We are working on a ongoing project to design the ultrasonic flowmeter using Time to Digital conversion technique where we stuck in configuring the registers of...

HL-35588777

simple design EasyBuilder Pro HMI and PLC

I need to design an HMI system for my cooling circuit HAIWELL PLC Serie T and HMI WEINTEK, Pantalla táctil LCD 7" TFT. And build the graphics on hmi.

HL-35588116

Counter and Digital Compass - PCB & Component Design

Please have a read through the attached specification. I'm very happy to answer any queries about it. My background is mechanical engineering with very little e...

HL-35587075

electro pneumatic circuit

a-b-b+b- circuit drawing with the equipment given for the following pneumatic system via festo fluid sim.