| Line 16: | Line 16: | ||
.</tt> | .</tt> | ||
[[File:555 TIMER ON BREADBOARD.JPG|200px|caption]] | |||
[[File:AMPLIFIER.jpg|200px|caption]] [[File:SOLID STATE RELAY.JPG|200px]] | |||
[[File:SKETCH.jpg|200px]] [[File:BALL_AND_ROD.JPG|200px]] [[File:BALL AND CIRCUIT.JPG|200px|caption]] | [[File:SKETCH.jpg|200px]] [[File:BALL_AND_ROD.JPG|200px]] [[File:BALL AND CIRCUIT.JPG|200px|caption]] | ||