A compact, cost-efficient power supply for high-power LCDs that are backlit by dual-tube, cold-cathode fluorescent (CCF) lamps is found in the L Series of dc-to-ac inverters. The dual-output units are synchronized to power two CCF lamps at once with high efficiencies of from 85% to 90%.The open-frame unit measures 1" x 6.12" x 0.36" and comes equipped with input and output connectors. Delivery is in eight weeks from receipt of order.