File:The ten element, horizontally polarised Yagi antenna.jpg

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Description The ten element, horizontally polarised Yagi antenna
Date circa 1941-1943
Source Ian White «History Of Air Intercept Radar And The British Nightfighter: 1935-1959» ISBN 978-1844155323
Author RAF
Public domain
This work created by the United Kingdom Government is in the public domain.

This is because it is one of the following:

  1. It is a photograph taken prior to 1 June 1957; or
  2. It was published prior to 1974; or
  3. It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1974.

HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply)
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current17:21, 2 July 2012Thumbnail for version as of 17:21, 2 July 2012869 × 588 (360 KB)Ze-dan (talk | contribs){{Information |Description=The ten element, horizontally polarised Yagi antenna |Source=Ian White «History Of Air Intercept Radar And The British Nightfighter: 1935-1959» ISBN 978-1844155323 |Date={{other date|ca|1941-1943}} |Author=RAF |Permission= ...