Reducing 12v DC to 0.5V DC no more than 1A draw

[BMW911]

Hello Mc I have the same situation as AdCNC Had to you still have that schematic you drew up for him if I could get a copy it would same me so much time thank you

[m_c]

Hello Mc I have the same situation as AdCNC Had to you still have that schematic you drew up for him if I could get a copy it would same me so much time thank you

Sorry, but I wouldn't even know where to start looking for it, as given the age of this thread, it would have been several computers ago, and wouldn't be the kind of thing I backed up anywhere.