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analogcomputation:01_chuascircuit [2020/05/20 22:22] admin [Analog Computation #01 - Chua's Circuit] |
analogcomputation:01_chuascircuit [2020/05/21 20:32] admin [Build] |
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| The circuit basically just needs 5 parts:\\ | The circuit basically just needs 5 parts:\\ | ||
| - | {{: | ||
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| - | //by [[https:// | ||
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| - | < | ||
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| - | By <a href="// | ||
| - | </ | ||
| + | [[https:// | ||
| + | //(graphic by [[https:// | ||
| C1 = 10 nF\\ | C1 = 10 nF\\ | ||
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| One can build a Chua's Circuit with the analog computer [[https:// | One can build a Chua's Circuit with the analog computer [[https:// | ||
| - | [[https:// | + | === Chua's Diode === |
| + | [[https:// | ||
| [[https:// | [[https:// | ||
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| - | [[https:// | ||
| - | [[https:// | ||
| There are different ways to implenent a Chu's Diode, an alternative Chua's Diode one finds here:\\ | There are different ways to implenent a Chu's Diode, an alternative Chua's Diode one finds here:\\ | ||
| [[https:// | [[https:// | ||
| - | To build a Chua's Circuit out of these board one needs additionally a breadboard, some jumper wires, | + | === Gyrator === |
| + | [[https:// | ||
| + | [[https:// | ||
| + | |||
| + | === Power Supply === | ||
| + | One needs a power supply, too. To get the positive and the negative 9V to power the Confetti boards the easiest way is to use two 9V batteries.\\ | ||
| + | [[https:// | ||
| + | [[https:// | ||
| + | |||
| + | === ... and some Caps and a Poti === | ||
| + | |||
| + | To build a Chua's Circuit out of these board one needs additionally a breadboard | ||
| * **Capacitors: | * **Capacitors: | ||
| * 1x 100 nF | * 1x 100 nF | ||
| * 1x 10 nF | * 1x 10 nF | ||
| - | * **Mechanical: | ||
| - | * 2x 9V battery clip | ||
| - | * 2x 3 pin strip (for the battery connector) | ||
| * **Potentiometers: | * **Potentiometers: | ||
| * 1x 5 kOhm | * 1x 5 kOhm | ||
| - | And for attaching the circuit to an audio mixer one should use an additional high Ohm resistor. Something like 500 KOhm should do. | + | === Audio Out === |
| + | |||
| + | For attaching the circuit to an audio mixer one should use an additional high Ohm resistor. Something like 500 KOhm should do.\\ | ||
| + | A much better way would be to use a buffered audio output.\\ | ||
| + | [[https:// | ||
| + | [[https:// | ||
| + | |||
| + | === Setup === | ||
| + | A final setup could look like that:\\ | ||
| + | {{: | ||
| ---- | ---- | ||
| ==== Schematic ==== | ==== Schematic ==== | ||
| - | {{: | + | {{: |
| ---- | ---- | ||
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| Additionally one needs some double sided tape to stick the paper printout on the [[https:// | Additionally one needs some double sided tape to stick the paper printout on the [[https:// | ||
| + | |||
| + | It is also possible to replace the [[http:// | ||
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| One can connect an audio mixer (with a 500 kOhm resister) and oscilloscope probes to three different points. X and Y are at the connection of the capasitor and the poti. The third one (Z) is on the gyrator board.\\ | One can connect an audio mixer (with a 500 kOhm resister) and oscilloscope probes to three different points. X and Y are at the connection of the capasitor and the poti. The third one (Z) is on the gyrator board.\\ | ||
| + | |||
| + | {{: | ||
| An oscilloscope in X-Y mode should look like that:\\ | An oscilloscope in X-Y mode should look like that:\\ | ||