Timeline for How can I make a simple voltage-controlled attenuator?
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 8, 2013 at 17:32 | answer | added | Jemenake | timeline score: 0 | |
| Oct 5, 2013 at 20:04 | answer | added | placeholder | timeline score: 0 | |
| Oct 5, 2013 at 16:26 | answer | added | Andy aka | timeline score: 2 | |
| Oct 4, 2013 at 21:43 | comment | added | Peter Bennett | For the AC measurements you can AC-couple the power rail into an ADC input without attenuation, with the ADC input biased to 2.5 volts. | |
| Oct 4, 2013 at 21:17 | history | tweeted | twitter.com/#!/StackElectronix/status/386238562959896576 | ||
| Oct 4, 2013 at 21:11 | comment | added | Andy aka | There is no such thing as a simple voltage attenuator that is anything like as precise as you need. JFETs as you have shown need a negative gate control voltage w.r.t. the source pin FYI. | |
| Oct 4, 2013 at 21:09 | history | edited | Jemenake | CC BY-SA 3.0 |
added 570 characters in body
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| Oct 4, 2013 at 21:03 | history | asked | Jemenake | CC BY-SA 3.0 |