+/- 15V @1A from single +DC supply cheap

From BGMicro

PWR1245

DC-DC Converter $8.95

Detailed Description

Want to power an op amp from a single voltage or anything else that takes a +/- 15Vdc at up to 1 amp? / Cincon EC6C06, and it is already mounted on a PC board. / Simply apply 9-18Vdc and away you go.