About

A irregular astronomy audio podcast by and primarily for amateur astronomers in the UK.

The host
Gurbir Singh is neither a professional scientist nor a trained broadcaster but an enthusiastic amateur with a deep desire to understand. Former chairman of Salford Astronomical Society, he has been involved in amateur Astronomy for over 30 years. He is based just outside Manchester and works in the IT industry.

Recordings
Most of the recordings for AstrotalkUK are done live face to face. When that is not possible or convenient then options such as telephone, Skype and even email of mp3 files are used. The equipment and software I use includes:

Microphone
H2 Zoom Handy Recorder

Software
Audacity : Free audio recorder and editor
dbpoweramp :Audio optimiser
Pamela for Skype : Skype call recorder
WordPress : AstrotalkUK is hosted on WordPress 2.9
Levelator : Automatic audio leveller

Encoding
Each episode is typically about 30 minutes mp3 file and usually has the following attributes:
Constant bit rate, Stereo, Sample rate=44.1Khz, Sample size=16bit, Bit Rate =64Kbs

Music (episodes 1-24)
Concerto for violin and Oboe by Johann Sebastian Bach. Royalty free 30 second loop from http://www.musicloops.com/

Acknowledgement

Picture of Saturn in AstroalkUK logo: Courtesy of Tony O’Sullivan. More of his pictures here.
Technical advisor Mike Oates of Audio Recording Live

2 Responses
  1. Robert Crook :

    Date: July 13, 2009 @ 15:01

    I am in the research stage of a project to produce a mobile camera obscura. I’m intending to take this around the country to introduce people to them. Where I am a builder I have no problems building the temporary structure and possibly the mechanism to house the working parts of the camera obscura, but I have very limited knowledge on the science behind it. I am hoping that you will know someone that can advice me on what mirror and lens I should use for this and possible a good supplier.

    Your societies help would be greatly appreciated.

    Many thanks
    Robert Crook
    Bristol

  2. admin :

    Date: July 17, 2009 @ 19:08

    Robert,

    Try Peter Drew at the astronomy centre – http://astronomycentre.org.uk/

    Regards

    Gurbir

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