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GMU:The Conceptual Sensor/Aline Martinez (view source)
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Assignment I „Improbable Switch“ | Assignment I - „Improbable Switch“ | ||
[[File: | [[File: pinballswich.jpg]] | ||
Ayla and me decided to make "simple pinball switches" in a box | Ayla and me decided to make "simple pinball switches" in a box | ||
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help of some alligator clips we connected every obstacle on the inner side with | help of some alligator clips we connected every obstacle on the inner side with | ||
some copper wire to the breadboards. | some copper wire to the breadboards. | ||
[[File:pinballswich1.jpg]] | |||
So each obstacle was one part of the switch. The circuit was closed when the ball | So each obstacle was one part of the switch. The circuit was closed when the ball | ||
that was wrapped in aluminium foil touched the positive and the negative part of | that was wrapped in aluminium foil touched the positive and the negative part of | ||
the obstacle. | the obstacle. | ||
[[File:pinballswich2.jpg]] | |||
Because the speakers were inside the box, the sounds were a bit silent so we made | Because the speakers were inside the box, the sounds were a bit silent so we made | ||
some holes on the sides of the box and also some smaller ones on the board itself. | some holes on the sides of the box and also some smaller ones on the board itself. | ||
While building we realized that it's always that you have to think about how to attach something to another part, make it stiff or make it flexible, | [[File:pinballswich3.jpg]] | ||
While building we realized that it's always that you have to think about how to attach something to another part, make it stiff or make it flexible, also. | |||
[[File:pinballswich4.jpg]] | |||
Inside the machine, we worked with five 555 timers in two different breadboards. | Inside the machine, we worked with five 555 timers in two different breadboards. | ||
The main constructions was the same but the values were varying in relation to different values of the resistors between the pins 6-7 and 7-8 and the capacitors between pins 1-2 and 3. | The main constructions was the same but the values were varying in relation to different values of the resistors between the pins 6-7 and 7-8 and the capacitors between pins 1-2 and 3. | ||
[[File:pinballswich5.jpg]] | |||
Circuits: | |||
1 ) R2 : 1 M ohm 2) R2: 10K ohm 3) R2: 100K ohm | |||
R1 : 100 K ohm R1: 10K ohm R1: 10K ohm | |||
1 - 2 :0.1 μF 1 - 2 : 0.1 μF 1 - 2 : 0.1 μF | |||
3: 1μF 3: 47μF 3: 100μF | |||
4) R2 : 1K ohm 5) R2 : 10 K ohm | |||
R1 : 1 K ohm R1 : 100 K ohm | |||
1 - 2 : 0.1μF 1 - 2 : 0.1μF | |||
3: 22 μF 3: 47μF | |||
[[File:pinballswich6.jpg]] | |||