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HomeAuthorsPosts by T.K. Hareendran

T.K. Hareendran

78 POSTS0 COMMENTS

Hareendran Nair TK is a lifelong electronics enthusiast, educator, and innovator whose journey from curious child to seasoned expert reflects an enduring passion for technology. With decades of hands-on experience, he has witnessed—and actively contributed to—the evolution of electronics from vacuum tubes to modern microchips.

Articles Written by the Author

Miniature Strobe Light

T.K. Hareendran

Desktop Power Supply

T.K. Hareendran

Electronic Door Key

T.K. Hareendran

Infrared Electronic Shooting Game

T.K. Hareendran

Security System Switcher

T.K. Hareendran

PC Multimedia Speaker

T.K. Hareendran

Smart Cellphone Holder

T.K. Hareendran

Sensitive Vibration Detector

T.K. Hareendran

Laser-Guided Door Opener

T.K. Hareendran

Infrared (IR) Illuminator

T.K. Hareendran

Infrared Toggle Switch

T.K. Hareendran

Infrared Bug

T.K. Hareendran

Smart Vibration Sensor

T.K. Hareendran

Bicycle Indicator

T.K. Hareendran

PC Table Lamp

T.K. Hareendran

Portable Lamp Flasher

T.K. Hareendran

Getting Started With NodeMCU Development Board For IoT

T.K. Hareendran

Simple Soldering Iron Temperature Regulator

T.K. Hareendran

Mobile Phone Battery Charger

T.K. Hareendran

Mains Supply Failure Alarm

T.K. Hareendran

1 234 Page 3 of 4

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