Timeline for How to share a single gain resistor among multiple op-amps in a circuit
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 4 at 21:22 | vote | accept | Bored | ||
| Apr 4 at 21:22 | comment | added | Bored | pardon my inability to uptove as I don't have minimum reputation but this is pretty much what I'm looking for so I'll accept as answer | |
| Apr 4 at 20:59 | comment | added | Voltage Spike♦ | Yeah, and distortion, they are kind of like a variable resistor at that point. Another thing is you'll need well matched transistors or have a way to calibrate them. I haven't done too many current mirrors but this is worth experimenting with. If you like the soution please use the voting system. | |
| Apr 4 at 20:05 | comment | added | Bored | Hi, that's actually a good solution, one question thought, considering that gain won't change too often and will remain constant ... is there any possibility that transistors cause noise to output signal? | |
| Apr 4 at 19:05 | history | answered | Voltage Spike♦ | CC BY-SA 4.0 |