Super-Voc

A Super-Voc was a android first built by the Kaldorans in the 29th century. (PROSE: Corpse Marker) They acted as coordinators of the command circuit, putting them in charge of regular Vocs. (TV: The Robots of Death)

Individual Super-Vocs
SV7 was the only Super-Voc aboard the Storm Mine 4, where it was reprogrammed by Taren Capel and later deactivated by the Fourth Doctor using a laserson probe. (TV: The Robots of Death)

SV10 was a Super-Voc aboard the Lorelei. (AUDIO: Robophobia)

SV22 worked at the Kinsoff Peak Training Base for new military recruits. (AUDIO: The Robots of War)

SV23 worked in Sol's coffee shop. The Eighth Doctor managed to convince it not to obey Galla Posca's order to self-destruct. (AUDIO: Escape from Kaldor)

SV39 was built to be a bereavement counsellor. Volar Crick "nudged" it towards sentience, leading to it taking on the identity of his deceased wife. Skellen gave it to Lish Toos. (AUDIO: Love Me Not)

SV57 assisted Arak Varren at the Kaldor City Hospital, helping him commit a number of murders.

SV66 interviewed Liv Chenka at Kaldor City Hospital. (AUDIO: The Robots of Life)

SV90 assisted Til Rork with the Vissey project. It was destroyed in the process of destroying V19 and V214 at the Kaldor Company Fusion Plant. (AUDIO: The Sentient)

SV111 worked at the Kaldor Company Office. (AUDIO: Escape from Kaldor)