FXO (LGE) (6) PROG (3-4/2-13)A This card consists of six loop or ground start exchange circuits designed to interface to central office subscriber trunks or PBX lines. Compatible with FXO circuits and A-law voice companding. Provides for gain selection in

FXO (LGE) (6) PROG (3-4/2-13)A This card consists of six loop or ground start exchange circuits designed to interface to central office subscriber trunks or PBX lines. Compatible with FXO circuits and A-law voice companding. Provides for gain selection in 1/2 dB steps and software selectable interface impedances of complex or 600.5 when used in generic 1113 or greater.