Blog

Fire Extinguisher Car

harjinagi — Thu, 15 Oct 2020 10:11:45 GMT

Hello Everyone,My name is Harji Nagi.I am currently a second year student studying electronics and communication engineering from Pranveer Singh Institute Of Technology,Kanpur(UP).I have a keen interest in robotics,arduino,Artificial Intelligence and...(read more)

Smart Solar Lighting Project - LED Intensity Control System

genebren — Wed, 14 Oct 2020 21:37:15 GMT

I have been blogging on a smart solar lighting system that I have been developing for the past two months (Smart Solar Lighting Project - Initial design ideas , Smart Solar Lighting Project - Detailed design , Smart Solar Lighting Project - Mechanica...(read more)

What's cooking with that reflow oven of yours (part 2)

BigG — Wed, 14 Oct 2020 17:00:19 GMT

This blog is a continuation from Part 1. What's cooking with that reflow oven of yours (part 1) Let the experimentation begin Insulating to reduce energy/heat loss Using a Solid State relay (SSR) for Halogen Lamp control Some prelim t...(read more)

Yummy yogurt with temperature control

redcharly — Wed, 14 Oct 2020 14:44:36 GMT

SensorsEnter Your Electronics & Design Project for a chance to win a $200 shopping cart!Submit an Entry Submit an Entry Back to homepage Project14 Home Monthly Themes Monthly Theme Poll IntroductionThis project aims to create a yogu...(read more)

OpenWindow: open-source car electric window controller

apreed — Tue, 13 Oct 2020 09:53:00 GMT

Introduction: Some time ago, I replaced the electric window mechanism in the driver's door of my car. The new part was of a different design to the old, and had no controller - just a 2-wire motor. Universal electric window controllers that do ...(read more)

What's cooking with that reflow oven of yours (part 1)

BigG — Thu, 08 Oct 2020 19:53:00 GMT

Introduction Measuring what needs to be controlled Slow cooker test results The Specific Heat Capacity of a Slow Cooker Introducing another heat source Introduction Now that I've passed the design-a-PCB-and-get- it-made phase,...(read more)

Running in circles ? Make it perfect circles with regulators

robogary — Wed, 07 Oct 2020 00:20:00 GMT

Try to run a 2 motor robot in a perfect circle by itself.......It wont :-( There are many variables that prevent perfection: wheel friction, wheel motor speed mismatches, gear backlash, wheel slip, wheel diameter mismatches, varying bat...(read more)

Compressor Air Pressure Regulator Control

jw0752 — Mon, 14 Sep 2020 22:13:00 GMT

The other day I came across this interesting circuit board in one of my bins. It is the electronic control board for a dental operatory delivery system. The Operatory Delivery System is where the drills and tools are hanging. A control like ...(read more)

Exploring Linear Voltage Regulation

fmilburn — Sat, 12 Sep 2020 03:13:00 GMT

Recently I have been trying to follow a thread where John Wiltrout is providing advice on how to fix a broken power supply without access to the schematic and equipment. How he does this I do not know. He may have a database of power sup...(read more)

Simple Electronic Control Systems - Current Control with 1 JFET

Jan Cumps — Fri, 11 Sep 2020 10:38:00 GMT

This is a second post for the Project14 Control Systems theme. Probably also the simplest possible entry: a Constant Current Driver with one (1) other active element. In the previous post it was a bipolar transistor. This time a JFET. The...(read more)

Auto-tuning high current dual-channel motor control unit.

shreyasborse — Fri, 11 Sep 2020 10:30:00 GMT

Hi folks, We developed a single module that performs the tasks of dual motor control and thereby making it simpler by implementing auto-tuning and motor control algorithms that support high current drive applications. The module is designed to suppo...(read more)

Home Air Quality Control System

cmelement14 — Tue, 08 Sep 2020 03:19:00 GMT

Introduction BOM How It Works Acquire & Process Sensor Data Communicate with ecobee Test Reference Introduction This post is for Project14 September 2020 theme Control Systems. My project is a simple on/off control system. It...(read more)

Simple Electronic Control Systems - Current Control with 1 transistor

Jan Cumps — Sun, 06 Sep 2020 14:42:00 GMT

This post is for the Project14 Control Systems theme. Probably the simplest possible entry: a Constant Current Driver with one (1) active element. Control systems can be complex. With a number of analogue or digital components to keep a c...(read more)

Fresh Air - HVAC

mfetting — Mon, 24 Aug 2020 05:48:25 GMT

Fresh Air for a building due to Covid-19. I would like to add fresh air to the furnace air return to improve the air quality within a building. I would like to design the system to control CO2 using an incremental approach. Using a Raspber...(read more)