Ever burnt your tongue because of coffee too hot?; then this Coffee Temperature Indicator Circuit show how to make small circuit and which tells how hot coffee is! Here, it uses sensor to check temperature and then LED light up to say if coffee is good to drink or not; so now we can enjoy […]
Simple RF Field Strength Meter Circuit
To begin with, this Simple RF Field Strength Meter Circuit show how to make device to measure radio wave! Radio and mobile phone both use radio wave and this signal we cannot see, also this thing are helpful for radio fans, engineers and new people. Also, they can check how strong signal is in different […]
AVC Automatic Volume Control Circuit
This AVC Automatic Volume Control Circuit work like auto volume knob, as it hears the sound coming like music or talking and then change volume by itself. Also, if the music plays at a low volume, the circuit makes it louder and if the music becomes very loud, the circuit reduces the volume slightly. Hence, […]
Slow Start, Fade Lamp Dimmer Circuit
This article for Slow Start, Fade Lamp Dimmer Circuit show how to make light dimmer switch; here the light becomes slowly bright when turn ON and goes slowly dark when turn OFF. Also, this type of circuit looks very nice for bedroom or living room. Circuit Working: Parts List: Components Values Quantity Resistors (All resistors […]
Infrared Wireless Headphone Circuit
Anyone can make its own wireless headphones using this Infrared Wireless Headphone Circuit, as this circuit sends sound by using infrared light but not with wire. So we can move around easily while listening and we can also control it from far like change volume or songs. What is a Infrared Headphones Receiver Circuit: The […]
Stabilized Adjustable Power Supply 0-15V/5A Circuit
This article for Stabilized Adjustable Power Supply 0-15V/5A Circuit tell us about how to make special power supply circuit, which can give voltage from 0 to 15V. Also, it can run many electric devices because it give 5 amp current, but one more good thing is this power supply stays stable. Here, the voltage does […]