Original poster: "Antonio Carlos M. de Queiroz" <acmq-at-compuland-dot-com.br> Hi: In the last Tomb Raider game this machine appears close to the end: http://www.coe.ufrj.br/~acmq/Lara_spark.jpg Has quite realistic streamers and sparks, but doesn't look as any known high-voltage generator. Antonio Carlos M. de Queiroz