1.
The 555 IC has this many pins.
2.
The value of Resistor R4 that is connected to the speaker.
3.
This circuit ________________ audio tones.
4.
This circuit uses a 555 IC as a ______________ .
5.
Transistor Q1 amplifies the audio tones making them __________________ .
6.
The diagram with the pictures of the components on the solderless circuit board is called a ___________________ diagram.
7.
The diagram that shows ________________ of each component is called a Schematic Diagram.
8.
Pin 3 of the 555 IC emits pulses in the ___________ range.
9.
This circuit uses ____________ transistor.
10.
This circuit uses ______________ fixed resistors.
