89.- Time-delay hand-controlled LED (2)
Replace the resistor 30 with the switch 14, press the switch 14 and the
LED will light up for a moment.
90.- Time-delay hand-controlled LED (3)
Remove the vibrating switch 10, place the resistor 30, connect the
switch 14 to A and B terminals, then press the switch 14, the LED will
light up for a short of time.
91.- Time-delay magnet-controlled LED (1)
Replace the vibrating switch with the switch 13, bring a magnet close to
the switch 13, the LED will light up for a period of time.
92.- Time-delay magnet-controlled LED (2)
Replace the resistor 30 with the switch 13, bring a magnet close to the
switch 13, the LED will light up for a short time.
93.- Time-delay magnet-controlled LED (3)
Connect the switch 13 to A and B terminals, bring a magnet close to the
switch 13, the LED will light up for a period of time.
ENGLISH-41