Logic Probe: Difference between revisions
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Adamcolton (talk | contribs) Created page with "http://hackaday.com/2016/12/24/dead-bug-logic-probe-in-a-magic-marker/ I like the dead bug design, and most of the features. Things I want: * Red for high, green for low * C..." |
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* Red for high, green for low | * Red for high, green for low | ||
* Convert signal to tone (at high impedance) | * Convert signal to tone (at high impedance) | ||
== V1 == | |||
I like the dual opamp design. It's simple. If I have a working buzzer, I can wire that up in parallel with the ON LED. Otherwise, the lights are enough. | |||
[[Category:Electronics]] | [[Category:Electronics]] | ||
Revision as of 14:41, 10 February 2017
http://hackaday.com/2016/12/24/dead-bug-logic-probe-in-a-magic-marker/
I like the dead bug design, and most of the features.
Things I want:
- Red for high, green for low
- Convert signal to tone (at high impedance)
V1
I like the dual opamp design. It's simple. If I have a working buzzer, I can wire that up in parallel with the ON LED. Otherwise, the lights are enough.