Projects Projects
PWM Halogen Lamp Dimmer
High Current PWM Halogen Dimmer controller project is designed around SG3525 IC and High current MOSFET.
Voice Changer
Voice Changer project can be used to transpose or distort one’s voice by encoding the sound appearing at the Microphone input.
Tiny Mic Preamplifier
The Tiny Mic Preamplifier based is based on a single transistor amplifier design.
DC Motor IR2104 H-BRIDGE
H-Bridge has been designed around IR2104 IC from International Rectifier.
1.6W Mono Audio Amplifier
1.6W Mono Audio Amplifier Project is based on TDA7231, which is class AB power amplifier with a wide range of supply.
100MHz frequency counter with PIC16F628A – LCD Display
This project shows how to build a very simple yet very useful tool that every DIY enthusiast should have in his lab: a 100MHz+ frequency counter.
3A Unipolar Stepper Motor Driver
This tiny Unipolar stepper motor driver has been designed around SLA7078MPR IC from Sanken.
Sound to Light Effect
Audio Dancing LED project is a fun filled project which generates a LED dancing sequence depending on the audio level it senses.
Warning LED Flash Light
LED Flasher is a simple project producing a flashing effect of six LED’s.
DC Servo Motor Driver – Analog Closed Loop Control
Versatile project has been designed to use in automotive application and industrial servo control application.
Digital Panel Meter – Voltmeter
Digital Panel Meter performs digital processing on or conversion and display of voltages, currents, other analog signals, and pulse signals.
5V & 12V Regulated Power Supply
This project can be used to power up TTL and CMOS based projects, it provides 5 VDC & 12 VDC outputs with an onboard mains transformer.