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…
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…
1.3W RF Amplifier
This diagram is a schematic diagram of RF amplifier circuit. The circuit will amplify the RF signal about 10 times,…
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…
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…
Easy Build Motorcycle Alarm
The following circuit is a simple, cheap and easy build motorcycle alarm. The circuit just required 2 transistors to drive…
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…
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 ;…
Sound Effect Generator UM3561
This is a really simple sound effect generator based single sound generator chip UM3561. The UM3561 will generate four kinds…