In this post I have explained a simple ambient light dependent LED illumination controller circuit. The light fades or intensifies proportionately i response to the ambient light conditions. With brighter daylights, the LEd illumination gets softer and vice versa. The idea was requested by one of the dedicated members of this blog. Technical Specifications While […]
Controller
Water Flow Valve Timer Controller Circuit
The article details about an automatic water flow controller timer circuit which switches a valve mechanism ON/OFF as per a set predetermined timing sequence. The idea was requested by Mr. John Clarke. Technical Specifications I’ve seen your site and designs and wondered if you could help with a controller I’m trying to design to control […]
Greenhouse Motorized Water Diverter and Humidity Controller Circuit
In one of the previous posts I have explained the making of a greenhouse temperature controller circuit, here we study how the effects may be enhanced through an automatic water valve actuator and humidity controller circuits. The idea was originally requested by Mr. Leandros Komninos Technical Specifications Found one on ebay, these are the detail […]
Two Pipe Water Pump Valve Controller Circuit
In this article I have explained how to control a two pipe submersible pump valve to ensure that the pipe bringing in the municipal water is always given the main preference to the bore-well water source. The circuit is also equipped with a tank overflow cut-off feature. The idea was requested by Mr. Prashant. Circuit […]
Single Phase Jet Pump Controller Circuit
In this post I have explained a simple single phase jet water pump controller circuit using magnetic reed switch level sensor, and a set/reset circuit. The idea was requested by Mr. Nanigopal mahata Technical Specifications I am your blog follower,, i searched all the blogs for automatic submersible pump controller but i can’t understand which […]
Variable LED Intensity Controller Circuit
The post presents a couple of simple LED intensity controller circuit which may be appropriately configured for specific related applications. The idea was requested by Mr. Chand. Technical Specifications I would like to have a circuit designed by you which is very simple and straightforward. This will be incorporated as a stand alone feature in […]





