This article show how make AM Radio Circuit using Transistors It use easy parts like transistor, capacitor, resistor and inductor. Parts are easy to find and good to learn basic radio frequency RF, catch signals and to make sound louder. Circuit catch medium wave AM signals and changes AM signal to sound and play sound […]
Low Cost AM Radio Receiver Circuit
This cheap and easy Low Cost AM Radio Receiver Circuit uses simple parts to make. It helps us get normal AM radio signals. It uses 2N3904 transistor and LM386 amplifier to find and make AM signals louder. Circuit is good for beginners and people who want to learn about radio and electronics. We can also […]
AM Radio Receiver Circuit using IC TA7642
TA7642 IC is very sensitive chip for AM radio. It needs few extra parts and works on low voltage. Circuit is good for small and efficient radios. In this post we will see AM Radio Receiver Circuit using IC TA7642. Here we have explained each part and have given easy steps to build. TA7642 is […]
Magnetic Proximity Switch Sensor Circuit
Magnetic Proximity Switch Sensor Circuit can feel magnetic field. It is used in factory, security and automation. Main part is magnetic reed switch as sensor. ICs like 555 timer and CD 4013 flip-flop turn relay ON/OFF when magnet is close by. Relay control other device ON/OFF. Circuit need stable 12V power for good working. Circuit […]
12V Mini Emergency Light Circuit with LDR
12V Mini Emergency Light Circuit with LDR is simple project to make. Light is ON automatically when dark. It works with bright white LED and uses 12V battery. Circuit is good for home, garage and emergency. Circuit Working: Parts List: Component Type Value Quantity Resistors 10k 1/4 watt 1 2.2k 1/4 watt 1 33Ω 3 […]
12 Watt Audio Amplifier Circuit using IC LF351
Audio amplifier is very important in sound system. It make weak sound strong for 8Ω speaker. A 12W amplifier uses IC LF351 and push-pull transistors. This 12 Watt Audio Amplifier Circuit using IC LF351 works on ±12V power and is good for small and medium speakers. Circuit Working: Parts List: Component Type Value Quantity Resistors […]