In this post we are going to explore different types of uninterruptible power supply (UPS) that are available in the market and how they are classified according to the consumer’s […]
Inverter Circuit with Feedback Control
In this article we will learn a couple of inverter circuits featuring an automatic feedback control for ensuring that the output does not exceed the normal specified AC output level, […]
250 Watt Pure Sine Wave Inverter Circuit
The cost and quantity of parts necessary to develop the proposed 250 watt sine wave power inverter circuit is actually much less compared to a noisy square wave switching-type inverter […]
1.5V, 3V, 6V Inverter Circuit
In this post we discuss a few miniature inverter circuits that can convert 1.5 V to 220 V or 3 V to 220 V or 6 V to 220 V. […]
Electronic Ballast Circuit for UV Germicidal Lamps
In this post we discuss the construction of a DC UV germicidal lamp ballast circuit which can be used for driving any standard 20 watt UV lamp through a 12 […]
Class-D Sinewave Inverter Circuit
A sinewave inverter using class-D amplifier functions by converting a small sinewave input frequency into equivalent sine PWMs, which is finally processed by an H-bridge BJT driver for generating the […]