amiga1200 internal cdrom, 4xide splitter,blizzard MK3 32MBsimm,DCE internal scandoubler,amiga4000 Hd diskdrive,pcmcia ethernetcard.
Using about 35W on idle.
With cdrom reading a 5W more.
Same with diskdrive.
powered by a AT powersupply(200W?).
measured with a ELRO measuring thing.
My amplifier uses more (around 45W)then this setup I discovered.