Dog whistle
From Tardis Wiki, the free Doctor Who reference
Dog whistles emitted a high frequency noise. The Doctor used a dog whistle to summon K9 and to alert a Shrivenzale. (DW: The Ribos Operation)
Dog whistles emitted a high frequency noise. The Doctor used a dog whistle to summon K9 and to alert a Shrivenzale. (DW: The Ribos Operation)
This page was last edited on 21 October 2010, at 16:15 (UTC).Last edited: 16:15, 21 October 2010 (UTC)