October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Direct current, DC

An electrical current that only travels in one direction in an electrical cable. A battery supplies direct current during discharge and must be recharged (from the generator (GEN) or an external battery charger) with direct current in the opposite direction to current during discharge.