Russell McMahon wrote: > 1 - Pray > > 2 - Add a large swamping load first and try to ensure nobody step > changes the load. > > 3 - Add a manually multi step switched load and use this to phase in > and out real loads. Actually quite easy to do. > > 4 - Make an electronic stabiliser - eg smoothly winds in a large > resistive load, then step adds true load and matches it by dropping > off resistance and then slowly winds off most of the DC load. Could do > this only when load is added or removed at known points or leave some > resistor load in to allow auto action to handle step changes along the > way. > > 5 - Add a "spinner" - an unloaded motor which acts as a rotary > capacitor. > > 6. Use a DC/AC converter - with a lead acid battery charged by the > alternator (if needed) > > 7- Some combination (especially 1 :-) ). How about the obvious #8: get a genset intended for the job. You'll probably pay for it in frustration, broken equipment, hassle time, and/or add on equipment before you're done either way. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist