Schematic for mV and mA Source

[mayur_dand]

hello !
I need Schematic for mV and mA Source and indicator with good accuracy please reply

 

[penrico]

Please specify more what you need, then we can help.

There are many ways to do it.

 

[mayur_dand]

i am in the need of good mili volt and mili ampere source and indicator with good accuracy which probably should not be microprocessor or controller based a simple one 8O