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linux:oscilloscope [2020/11/16 20:52] admin [Hardware] |
linux:oscilloscope [2020/11/16 21:19] admin [Oscilloscope for Linux] |
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====== Oscilloscope for Linux ====== | ====== Oscilloscope for Linux ====== | ||
- | {{:linux:usb_soundcard_oscilloscope_175840.jpg? | + | {{:linux:micoscope_210751.jpg?400|}}\\ |
- | A simple and easy USB soundcard hack for an Oscilloscope.\\ | + | A simple and easy USB soundcard hack for an Oscilloscope. The best use is together with an bread board.\\ |
But please be careful, no protection is build in. Input signals up to 5V should be save.\\ | But please be careful, no protection is build in. Input signals up to 5V should be save.\\ | ||
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===== Hardware ===== | ===== Hardware ===== | ||
+ | {{: | ||
{{: | {{: | ||
Use a cheap USB soundcard. Open the housing and solder a wire to the ground and the signal pin.\\ | Use a cheap USB soundcard. Open the housing and solder a wire to the ground and the signal pin.\\ | ||
{{: | {{: | ||
- | Close the housing, that' | + | Close the housing, that' |
- | A decoupling capacitor and a potentiometer to attenuate the signal would be useful, too.\\ | + | |
- | | + | |
- | | + | |
- | | | + | |
- | |____100nF_____Mic Input | + | |
- | If you want build a protection circuit here is a simple one:\\ | + | Best use is together with a breadboard |
- | [[http:// | + | For an simple input protection a decoupling capacitor and a potentiometer to attenuate the signal would be useful, too.\\ |
- | One can use a 1N4148 | + | Poti |
+ | | ||
+ | | | ||
+ | |____Mic Input | ||
+ | |||
+ | If you want build a better | ||
+ | [[http:// | ||
+ | One can use 1N4148 | ||
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