Timeline for How to detect IR pulse using phototransistor and voltage comparator (subtracting constant light)
Current License: CC BY-SA 4.0
9 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 25, 2019 at 14:21 | history | edited | SamGibson♦ | CC BY-SA 4.0 |
Changed tags to improve relevance. The original phototransistor tag might be wrong, as the question text doesn't match the schematic.
|
| Oct 25, 2019 at 7:58 | answer | added | analogsystemsrf | timeline score: 0 | |
| Oct 25, 2019 at 5:01 | comment | added | joribama | You mention phototransistor in text but draws a photodiode in the schematics. These are two different types of devices with different characteristics. | |
| Oct 25, 2019 at 3:47 | answer | added | Michael Karas | timeline score: 4 | |
| Oct 25, 2019 at 3:22 | answer | added | glen_geek | timeline score: 3 | |
| Oct 25, 2019 at 2:10 | comment | added | glen_geek | Even "constant" ambient light may have pulsating components: LEDs, some fluorescents, especially when driven from 60(50) Hz. Do you intend to accept these pulses too, or expect to detect your IR pulser in this environment? | |
| Oct 25, 2019 at 1:00 | answer | added | DKNguyen | timeline score: 2 | |
| Oct 25, 2019 at 0:25 | review | First posts | |||
| Oct 25, 2019 at 6:13 | |||||
| Oct 25, 2019 at 0:24 | history | asked | Patricknewton | CC BY-SA 4.0 |