In this post I have explained a simple automatic generator choke actuator circuit using a straightforward delay OFF timer circuit and a solenoid device. The circuit was requested by Mr. Bob Perry. Technical Specifications I’m in need of a time delay schematic for the following project. I have an electric generator that I can start by […]
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Tilt Sensor Switch Circuit
The articles presents a simple water triggered switch which is effectively implemented as a super simple tilt sensor circuit. Let’s know more. Easy to Build Circuit Ready availability of cost effective components can be deployed to fabricate tilt sensor alarm in ultra transistor based simple circuit. The domestic version of tilt sensor explained here is […]
Treadmill Motor Speed Controller Circuit
In this post I have explained a simple, accurate, high torque treadmill motor speed controller circuit which may be effectively installed in similar units for acquiring PWM controlled variable speed feature. The idea was requested by Mr. Samuel. Technical Specifications I’ve a treadmill whose power failed completely…it had been imported from china and it’s like […]
Control Two Submersible Pumps Alternately
In this post I have explained a simple water level controller circuit applicable for automatic toggling of two submersible water pumps alternately in response to a predetermined water level switching. The entire circuit is built using just a single IC and a few other passive parts. The idea was requested by one of the interested members of […]
IC 4033 Pinouts, Datasheet, Application
In this article I have explained the main features, specifications and datasheet of the IC 4033 through a detailed technical analysis. Electrical Characteristics How IC 4033 Works The IC 4033 is another Johnson decade counter/decoder IC specifically designed for working with 7 segment displays. Basically it’s a clock or pulse counter IC which responds to […]
2 Simple Automatic Transfer Switch (ATS) Circuits
In this article we investigate an ATS circuit for initiating an automatic changeover from mains supply to generator supply through many intermediate transfer stages which involves activating the fuel valve, choke valve and the generator starter. The circuit was requested by Mr. Hari, and another dedicated reader from this blog. Requirement for 5kva LPG Generator […]