ELECTRICAL EQUIPMENT, NAMELY, POWER SUPPLIES, POWER LINE CONDITIONERS, LOCAL AND REMOTE POWER CONTROLLERS, POWER SWITCHES, SIGNAL SWITCHES, POWER SEQUENCERS, LOCAL AND REMOTE POWER DISTRIBUTORS, REMOTE CONTROLS FOR REBOOTING COMPUTERS, ELECTRICAL SPIKE SUPPRESSION CIRCUITS, ELECTRICAL FILTER CIRCUITS, REMOTELY CONTROLLED OPERATING CIRCUITS, AND SEQUENTIALLY CONNECTED CONTROL REPEATER CIRCUITS