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Simple SINE WAVE GENERATOR CIRCUIT

OVER LIGHT SENSOR ALARM CIRCUIT

SIMPLE RF REMOTE SWITCH CIRCUIT

THERMAL RUNAWAY IN TRANSISTORS

SIMPLE TELEPHONE CIRCUIT

TRANSISTOR TESTING CIRCUIT FOR NPN OR PNP

FAST RECOVERY DIODES

DIFFERENTIAL AMPLIFIER CALCULATOR

SIMPLE DOOR ALARM CIRCUIT

STAGGER TUNED AMPLIFIER

SIMPLE MELODY MAKER CIRCUIT

INSTRUMENTATION AMPLIFIER CALCULATOR

INTERFACING CD4033 IC WITH 7 SEGMENT DISPLAY

ALL IN ONE REPELLENT CIRCUIT :Insects, mosquito, lizards and dog

WEIN BRIDGE OSCILLATOR CALCULATOR

IDEAL OP AMP ASSUMPTIONS

POWER TRANSISTOR TUTORIAL

RC PHASE SHIFT OSCILLATOR ADVANTAGES AND DISADVANTAGES

230V SIMPLE INVERTER CIRCUIT USING 555 TIMER

CLAPP OSCILLATOR CALCULATOR

DOUBLE TUNED AMPLIFIERS

COMPARISON BETWEEN VOLTAGE AND POWER AMPLIFIER

BASE WIDTH MODULATION IN TRANSISTORS

POWER SUPPLY FAILURE ALARM CIRCUIT WITHOUT BATTERY BACKUP

ADVANTAGES OF THYRISTORS OVER THYRATRONS

SIMPLE CONTINUITY TESTER CIRCUIT

DISTORTION IN TRANSISTOR AMPLIFIER

RC PHASE SHIFT OSCILLATOR CALCULATOR

FULL WAVE RECTIFIER CALCULATOR

FULL WAVE BRIDGE RECTIFIER CALCULATOR

DC POWER SUPPLY TUTORIAL AND BLOCK DIAGRAM

DEPLETION ENHANCEMENT MOSFET (DE-MOSFET)

INFRARED TRANSMITTER USING 555

RELAXATION OSCILLATOR CALCULATOR

SIMPLE IR REMOTE SWITCH CIRCUIT

DIFFERENT OPERATING MODES AND BIASING OF TRANSISTOR

BLOCK DIAGRAM OF SMPS

SIMPLE TOUCH SENSITIVE SWITCH CIRCUIT

SIMPLE RAIN DETECTOR AND ALARM CIRCUIT