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Audix (no date) Available at: http://www.audixusa.com/docs_12/specs_pdf/DP-Series.pdf (Accessed: 10 February 2015)

Docracy (no date) Music License Agreement. Available at: https://www.docracy.com/6931/music-license-agreement (Accessed: 3 March 2015)

Electro-Voice (no date) RE20. Available at: http://www.electrovoice.com/sitefiles/downloads/RE20_Engineering_Data_Sheet.PDF (Accessed: 10 February 2015)

GAK.co.uk (no date) SE Electronics sE2200A II Cardioid Condenser Mic. Available at: http://www.gak.co.uk/en/se-electronics-se2200a-ii-cardioid-condenser-mic/67423 (Accessed: 10 February 2015)

Rode (2014) Microphones – NTG2. [online] Sydney: Rode. Available from http://www.rodemic.com/microphones/NTG-2 [Accessed 11 November 2014].

Sennheiser (no date) Sennheiser MKH 416-P48U3 – Short Gun Microphone – for Broadcast, Film, Radio and Television. Available at: http://en-uk.sennheiser.com/short-gun-tube-microphone-camera-films-mkh-416-p48u3 (Accessed: 10 February 2015)

Shure (no date) SM57 Dynamic Instrument Microphone. Available at: http://www.shure.co.uk/products/microphones/sm57 (Accessed: 10 February 2015)

Sony (no date) Sony Professional. Available at: http://www.sony.co.uk/pro/product/broad-pro-audio-wired-lapel/ecm-77bc/overview/ (Accessed: 10 February 2015)

Sound Devices (no date) 633 Specs – Sound Devices, LLC | Audio Production Products. Available at: http://www.sounddevices.com/products/mixers-with-integrated-recorders/633/specs (Accessed: 15 March 2015)

Sound on Sound (2014) AKG C414B XLS & XLII. [online] Cambridge: Sound On Sound. Available from http://www.soundonsound.com/sos/nov04/articles/akgmics.htm [Accessed 11 November 2014].

Sound on Sound (2012) SE Electronics SE2200A MkII. Available at: http://www.soundonsound.com/sos/may12/articles/se-2200a-mk2.htm (Accessed: 10 February 2015)

Zoom (no date) H4n. Available at: http://www.zoom.co.jp/products/h4n/features/ (Accessed: 10 February 2015)