A class D amplifier is basically a category of amplifier in which the power devices (mosfets and BJTs) are operated like switches. The associated output devices in such amplifier circuits […]
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0 to 50V, 0 to 10amp Variable Dual Power Supply Circuit
The post explains a simple yet very useful 0 to 50V dual power supply circuit which will enable a full 0 to maximum dual voltage +/- control of the input […]
Greenhouse Motorized Water Diverter and Humidity Controller Circuit
In one of the previous posts we learned the making of a greenhouse temperature controller circuit, here we study how the effects may be enhanced through an automatic water valve […]
What’s Inside a Bluetooth Headset
In this post we will learn what’s inside a Bluetooth headset gadget and also know how to hack it for using it for other useful personalized applications. The world is […]
SMPS 2 x 50V 350W Circuit for Audio Power Amplifiers
This article will illustrate a simple procedure to devise an unregulated 50V switching SMPS symmetric power supply of 350W. This unit can be substituted with the standard audio amplifier power […]
Programmable Temperature Controller Circuit with Timer
Here we learn about a circuit configuration which produces adjustable sequential timing outputs for controlling a heater device through a simultaneously sequencing temperature controller circuit which can be also pre-programmed […]