EN0
Member
R3 is the opamp's load that has nothing to do with its output voltage since most opamps can drive a load as low as 2k ohms perfectly. The 5k load is nothing.
The voltage gain is 1+ (R1/R2).
Even if it was a gargantuan value such as 1MΩ, it wouldn't have any effect on the output voltage?
Thanks,
Austin