Biographical entry Pettersson, Allan D.
- Electrical engineer
Allan D. Pettersson was Telecom district engineer responsible for the maintenance of the first crossbar exchange installed at Toowoomba during the 1960s. He developed the automatic disturbance recorder (ADR) which was adopted nationally as a standard installation for supervising the working of the crossbar exchange. Later he became chief engineer of Telecom WA 1975-83.
- 'Pettersson, Allan D.', Trove, National Library of Australia, 2009, http://nla.gov.au/nla.party-1476898. Details
- Academy of Technological Sciences and Engineering, Technology in Australia 1788-1988, Online edn, Australian Science and Technology Heritage Centre, Melbourne, 3 May 2000, http://www.austehc.unimelb.edu.au/tia/index_p.html. Details
Created: 25 May 2001, Last modified: 4 February 2010
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