Sonic cannon

The sonic cannon was a sonic weapon, known for its use by the Ice Warriors. It had existed since the distant past. (AUDIO: Frozen Time)
== History ==
In 1963, Ice Warriors attempted to create a giant sonic cannon at the North Pole. It was powerful enough to erase continents and damage the outer plasmic shell of a TARDIS. The Fifth Doctor stopped them. (COMIC: 4-Dimensional Vistas)
After an invasion of Earth in the 1970s, several sonic cannons were found by Torchwood Three. Jack Harkness used them to defeat the Vam in 2009. (PROSE: Risk Assessment)
The Forge used stolen Martian sonic cannons for some of its executions. (PROSE: Project: Wildthyme)
In 2012, the Ice Warrior war criminal, Arakssor, was awoken from his imprisonment in Antarctica. He planned to use a sonic cannon there to heat up the greenhouse gases of Earth to use Earth as his "fortress" and to reclaim Mars. (AUDIO: Frozen Time)
During the Siege of Trenzalore, three Ice Warriors planned to use a sonic cannon, its components encased in ice to sneak past the Papal Mainframe's sensors, to bury the town of Christmas in an avalanche, along with the Eleventh Doctor. The Doctor used his sonic screwdriver to amplify the device, causing it to explode, destroying the Warriors and instantly vaporising the ridge they were on. (PROSE: Let it Snow)
== Other species ==
In the 22nd century, INC had sonic cannons, likely left over from the Thousand Day War. (PROSE: Seeing I)
The Vardans also used sonic cannons in the Vardan Civil War. (PROSE: No Future)
Shreekers were equipped with sonic cannons. (COMIC: Echo)
== Behind the scenes ==
* A CGI model of an Emperor's Personal Guard with a no standard manipulator arm was made for The Parting of the Ways.Essay by Gavin Rymill
** A figurine of this Dalek was released in DWFC RD 12, which identified it as the "Sonic Probe Dalek" while prop specialist Gavin Rymill dubs it a "Sonic Cannon".
== Footnotes ==
Category:Sonic devices
Category:Ice Warrior technology
Category:Weapons
Category:Alien technology salvaged by the Forge