For Exeter, it wont be to hard to find, just ask around, or try Ebay, search around your area.
You can simply get the plans online (even on e-Bay) and build one. They're not expensive to build but are time consuming.
On a Dalek spaceship.
The population of LifeSize is 500.
Basically those voices were electronically manipulated. You can find some information on how the Dalek's voices were created in the Wikipedia article on "Dalek", specifically here: http://en.wikipedia.org/wiki/Dalek#Voices
http://dalekfactory.tripod.com/DIY.html
1st . dalek caan 2nd. dalek sec 3rd . dalek they 4th . dalek jast
The Dalek that went insane after pulling Davros from the time-war is Dalek Caan, apart of the Cult Of Skaro (Dalek Sec, Dalek Caan, Dalek Jast, Dalek They)
either dalek sec or dalek stratigest
Mark I Dalek (The Daleks) Mark II Dalek (The Dalek Invasion Of Earth) Mark III Dalek (1965-1984) Dalek Emperor (Evil Of The Daleks and Parting Of The Ways) Dalek Supreme (Planet Of The Daleks) Necros Dalek (Revalation Of The Daleks) Imperial Dalek, Special Weapons Dalek, Renegade Dalek (Remembrance Of The Daleks) New Series Dalek (2005-TBA. Daleks will return in 2010's "Victory Of The Daleks").
The "yellow dalek" is called the Eternal Dalek.
Life-Size was created on 2000-03-05.
The parent company of Lifesize Communications is Logitech. Lifesize and Logitech both provide video conferencing opportunities and services. They are one of the leaders in the industry.