What ERP W number where frequency is more smaller 91.1?
Call sign Frequency MHz City of license ERP W Class FCC info
WHRZ-LP
11966193
text real text real text text
2-11966193-1
Translators
Broadcast translators 
 of WHRZ-LP
W238AW 95.5 West View, South Carolina 55 D FCC
W242BX 96.3 Greenville, South Carolina 100 D FCC
W289AO 105.9 Anderson, South Carolina 27 D FCC
W216BJ 91.1 Wando, South Carolina 10 D FCC
W220CN 91.9 Charleston, South Carolina 10 D FCC
SELECT MAX ERP W FROM table WHERE Frequency MHz < 91.1
91.1