BBC-Marconi Type A microphone (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "BBC-Marconi Type A microphone" in English language version.

refsWebsite

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low place

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8^th place

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1scienceandsociety.co.uk

low place

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1web.archive.org

1^st place

1^st place

1btinternet.com

low place

7,511^th place

1measuringworth.com

2,465^th place

1,383^rd place

1terramedia.co.uk

low place

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bbc.co.uk

Miller (2010) Miller, Ant (2010), BBC R&D Heritage Microphones, London: BBC, retrieved 9 November 2010
Sargeant (2010) Sargeant, Paul (2010), Looking Back at the BBC, London: BBC, retrieved 9 November 2010

btinternet.com

Beckwith (2009) Beckwith, Roger (2009), BBC Type A (1934 onwards), Old BBC Radio Broadcasting Equipment and Memories, archived from the original on 21 June 2007, retrieved 9 November 2010

coutant.org

Coutant (2010) Coutant, Stan (2010), The British Broadcasting Corporation Type AX Marconi Ribbon Microphone, Drums, PA: Coutant.org, retrieved 5 October 2010
Coutant (2009) Coutant, Stan (2009), STC Brochures, Drums, PA: Coutant.org, retrieved 14 November 2010
Standard Telephones and Cables (1963, p. 2) Standard Telephones and Cables (1963), 4038 Ribbon Microphone (PDF), London: STC, retrieved 14 November 2010

harbeth.co.uk

Shaw (2008) Shaw, Alan A (2008), BBC Monitors 1922-1960, Haywards Heath, West Sussex: Harbeth Loudspeakers, retrieved 9 November 2010

measuringworth.com

Based on a retail price index calculation [1]

scienceandsociety.co.uk

Science and Society (2010) Science and Society (2010), "BBC Marconi ribbon microphone, type AXBT, 1", Science Museum Picture Library, London: Science Museum, retrieved 5 October 2010

terramedia.co.uk

Fisher (2009) Fisher, David (2009), "1934", Chronomedia, London: Terramedia, retrieved 5 October 2010

web.archive.org

Beckwith (2009) Beckwith, Roger (2009), BBC Type A (1934 onwards), Old BBC Radio Broadcasting Equipment and Memories, archived from the original on 21 June 2007, retrieved 9 November 2010