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	555 timer based projects
	Amplifier circuit diagrams
	Audio Circuit Diagrams
	Calculator & Measurement
	Circuit Diagram Softwares
	Clock & Timer CircuitDiagrams
	Counter Circuit Diagrams
	DIY-Tutorials
	Electronic Keys & Locks
	Filter Circuit Diagrams
	Fire Alarm
	Fun & Game CircuitDiagrams
	High Voltage CircuitDiagrams
	Home Automation CircuitDiagrams
	How-to-draw-circuit-schematic-diagram
	LCD-LED Display
	Lights and Display Board Circuits
	Metering and Instrument Circuits
	Motor Circuit Diagrams
	Power Supplies
	Radio – Wireless
	Schematic Symbols
	Security & Saftey
	Signal Generators
	Simple Circuits
	Solar Circuit Diagrams
	Speed Controller CircuitDiagrams
	Telephone Related
	Television – TV Related
	Three phase circuitDiagrams
	Tone generator circuitDiagrams
	UPS – Inverter – Power Generator Circuits
	USB Circuit Diagrams
	Voltage Regulators Circuit Diagrams
	Sensors – Tranducers Circuits

LOW COST REAL 20W QUALITY AMPLIFIER SCHEMATIC CIRCUIT DIAGRAM