index2

PINOUT AND CHARACTERISTICS	THE 555 AS AN ASTABLE
555 INTERNAL BLOCK DIAGRAM	AN ASTABLE FREQUENCY CHART
A TIME DELAY CHART	A TONE GENERATOR
THE 555 AS A TIMER	A SIGNAL INJECTOR
A RESETTABLE TIMER	A DIMINISHING FREQUENCY OSCILLATOR
A DUAL RANGE TIMER	AN LED FLASHER
USING RELAYS	A DUAL LED FLASHER
A TEMPERATURE OPERATED SWITCH	PRACTISE MORSE CODE
A LIGHT OPERATED SWITCH	THE ZN1034 TIMER
A SCHMITT TRIGGER	THE 2240 TIMER
A LOGIC PROBE