On Thu, 5 Mar 1998 18:02:02 -0500, you wrote: >Anyone using super caps (.3-1F) for clock or memory back-up? If so do >you have a problem with inrush current if you let it discharge too >far? Most ones I've seen have a high internal impedance, so charge current isn't excessive - you could always add a resistor if needed. ____ ____ _/ L_/ Mike Harrison / White Wing Logic / wwl@netcomuk.co.uk _/ L_/ _/ W_/ Hardware & Software design / PCB Design / Consultancy _/ W_/ /_W_/ Industrial / Computer Peripherals / Hazardous Area /_W_/