The post details a simple transistorized PWM controlled atomizer circuit for E-Cigarettes which may be used for controlling the filament heat levels of an atomizer. The idea was requested by […]
Hen House Automatic Door Controller Circuit
The article discusses an automatic door mechanism circuit that responds to the ambient light conditions by keeping the door open during day time and closed during night. Here the application […]
Lathe Machine Over Load Protector Circuit
The article discusses a simple overload cut off circuit for safeguarding heavy mains operated machines such as a lathe machine. The idea was requested by Mr. Howard Dean. Technical Specifications […]
High Power Industrial Mains Surge Suppressor Explored
The post explains a high energy surge suppressor circuit using high capacity industrial MOVs for suppressing high current mains surges in industrial electrical lines. The Circuit Problem: I’ve been reading […]
Heart Rate Monitor Circuit
In this article we comprehensively discuss a relatively accurate electronic heart rate sensor circuit processed by a few discretely wired opamp circuit stages, and subsequently we’ll learn how this can […]
Automatic PWM Door Open/Close Controller Circuit
The post explains a simple PWM controlled automatic turnstile or door circuit featuring an automatic open/close action via a photo-interrupter stage. The idea was requested by Mr. Bruce Clark. Technical […]