Along with social distancing and masks, the other major thing the post COVID-19 era has compelled the world to implement is to go touchless. This is being recommended for the […]
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Low-Dropout 5V, 12V Regulator Circuits using Transistors
The transistorized low-dropout voltage regulator circuit ideas explained in the following article can be used for getting stabilized output voltages right from 3 V and above, such as 5 V, […]
Best Ultrasonic Transmitter/Receiver Circuits for all Hobbyists
The post discusses a few very useful yet simple ultrasonic transmitter receiver circuits which can used for many crucial applications, such as ultrasonic remote control, burglar alarms, electronic door locks, […]
How to Design MOSFET Power Amplifier Circuits – Parameters Explained
In this post we discuss various parameters that must be considered while designing a MOSFET power amplifier circuit. We also analyze the difference between bipolar junction transistors (BJT) and MOSFET […]
Op Amp Preamplifier Circuits – For MICs, Guitars, Pick-ups, Buffers
In this post we will learn a variety of preamplifier circuits, and there should be an appropriate layout here for almost any standard audio preamplifier application. As the name suggests […]
Listen to UHF and SHF (GHz) Bands with this Simple Circuit
This simple two IC circuit can be used for capturing and listening to frequencies in the GHz range. Receivers designed to cover frequencies as high as several gigahertz (which is […]