ers ▁players ▁Category : N i ag ara ▁F alls ▁Pir ates ▁players ▁Category : O lm ec as ▁de ▁Tab as co ▁players ▁Category : Pe ople ▁from ▁Tul are , ▁California ▁Category : P itt s burgh ▁Pir ates ▁players ▁Category : Port land ▁Be a vers ▁players ▁Category : R och ester ▁Red ▁W ings ▁players ▁Category : S alem ▁Pir ates ▁players ▁Category : Se attle ▁Mar in ers ▁players ▁Category : S y rac use ▁Chief s ▁players ▁Category : Tex as ▁R angers ▁players ▁Category : T ib ur ones ▁de ▁La ▁Gu ai ra ▁players ▁Category : Th et ford ▁M ines ▁Pir ates ▁players ▁Category : West ▁Pal m ▁Beach ▁Trop ics ▁players <0x0A> </s> ▁Rav ind ra ▁N ath ▁Sud an ▁( also ▁called ▁R avi ▁Sud an ; ▁June ▁ 8 , ▁ 1 9 3 1 ▁– ▁January ▁ 2 2 , ▁ 2 0 0 9 ) ▁was ▁an ▁Indian - American ▁elect rical ▁engineer ▁and ▁phys ic ist ▁who ▁special ized ▁in ▁pl asma ▁physics . ▁He ▁was ▁known ▁for ▁independently ▁discover ing ▁the ▁wh ist ler ▁inst ability ▁in ▁ 1 9 6 3 , ▁an ▁inst ability ▁which ▁causes ▁aud ible ▁low - fre quency ▁radio ▁waves ▁to ▁be ▁em itted ▁in ▁the ▁magnet os phere ▁in ▁the ▁form ▁of ▁wh ist ler ▁waves . ▁He ▁also ▁pione ered ▁the ▁study ▁of ▁the ▁generation ▁and ▁propag ation ▁of ▁inten se ▁ion ▁be ams , ▁and ▁contributed ▁to ▁theories