DOD FX75 Flanger Guitar Effect Pedal

This is the circuit diagram of DOD FX75 Flanger guitar effect pedal. The circuit drawn by Fabian P. Hartery. Featuring…

55 years ago

DC Motor Controller using Transistor TIP31

This is a DC motor controller circuit, built using transistor TIP31 based on H-Bridge concept. The switch S1 and S2…

55 years ago

1.3W RF Amplifier

This diagram is a schematic diagram of RF amplifier circuit. The circuit will amplify the RF signal about 10 times,…

55 years ago

5V Regulated Solar Cell Power Supply

Powered with solar panel, the circuit will give you 5V pure regulated DC voltage. This solar cell power supply circuit…

55 years ago

Simple Metal Detector based CS209A

This is a very easy build, simple metal detector circuit, built based on a CS209A IC. The circuit will give…

55 years ago

Easy Build Motorcycle Alarm

The following circuit is a simple, cheap and easy build motorcycle alarm. The circuit just required 2 transistors to drive…

55 years ago

Electro Harmonix Graphic Equalizer

This is the diagram od electro-harmonix graphic equalizer. You can specify the number of channels according to your needs. You…

55 years ago

3-Rail (+12V) / (+5V) / (-5V) Regulated Power Supply

This circuit generates 3 source regulated voltages applying a minimum of electronic parts. The output DC voltage are +12V ;…

55 years ago

Sound Effect Generator UM3561

This is a really simple sound effect generator based single sound generator chip UM3561. The UM3561 will generate four kinds…

55 years ago