|
Code
Practice Oscillator
This is a very simple low cost
circuit, can be assembled on a small PCB.
Part
List
|
Resistance |
IC |
|
100K
0.25W - One |
LM
555/ NE 555 - One |
|
1K
0.25W - One |
Polyester
Capacitor |
|
Variable
Resistance |
0.1
uf / 50v - One |
|
470
Ohms - One |
0.01
uf / 50v - One |
|
Speaker |
Misc.
Items |
|
8
Ohms 2W - One |
9v
Battery - One |
|
Electrolytic
Capacitors |
Morse
Key - One |
|
5
uf / 25v - One |
PCB
- IC-Vero Board 2 in x 4 in - One |
|
|
9v
Battery Cable - One |
|
