Transformers are a common component of traditional power supplies, however they may be large and heavy for low-power uses. A more compact design is provided by transformerless designs. However, the […]
Mains AC Surge Protector Circuits
Power surges, those sudden spikes in voltage, can be a real headache for our electronics. But dont worry we can learn how to build a basic surge protector circuit to […]
Mains Surge Protector Circuit [Computer Power Strip]
The mains surge suppressor filter explained here is actually a type of passive low-pass filter which has a roll-off frequency of 50 Hz. This unit can be efficiently used as […]
How to Protect Loudspeakers from Over Current Surge
There are plenty of ways to protect loudspeakers against the switch-on ‘plop’. Many of such ways depends on a clamp circuit moving across the input of power amplifier, so that […]
How to Make a Testing an MOV (Metal Oxide Varistor) Surge Protector Device
The post talks about a set up for assessment and utilizing MOVs which can be special devices stipulated for consuming immediate high surge currents that could mistakenly happen in our […]
Surge free Transformerless Power Supply Circuit using zero Crossing Detection
The article explains a transformerless power supply circuit which works with zero crossing detection circuit to ensure a surge free output for the connected load. An AC information without a […]