1.
This circuit is made up of two ___________________ .
2.
This circuit was invented by _____________________ .
3.
This circuit will make sounds like a ______________ chirping.
4.
The 555 Integrated Circuit is working like a ____________ circuit.
5.
___________________ Q1 is part of an oscillator circuit.
6.
_________________ R7 is used to adjust the chirping sounds.
7.
The _________________ signal from the first oscillator is fed into Pin 5 of the second oscillator.
8.
The Push Button __________________ is used to change the chirping sounds.
9.
The audio signal from the first oscillator, made of two transistors, is ________________ into the second oscillator.
10.
How many pins does the 555 Integrated Circuit have?
