References and information sources

  • Sonnenberg, G.J. (1970). Radar and Electronic Navigation, 4th Edition. Newnes-Butterworths. ISBN 0408000031.
  • Banks, K. M. (1989). DATATRAK Automatic Vehicle Location and Position Reporting System. In: Conference Record of papers presented at the First Vehicle Navigation and Information Systems Conference (VNIS ’89), 0. IEEE.
    Available from: <>.
    • Includes a lot of information about the 16-slot and 24-slot navigation slot structure, and the UHF back-channel.
    • Also includes information on what can be assumed to be the Mk1 Locator (68008 processor, -110dBm RF sensitivity)
  • Hofmann-Wellenhof, B., Wieser, M. and Legat, K. (2003). Navigation: Principles of Positioning and Guidance. Wien: Springer, pp.156-158.
    • Good summary of Datatrak. Explains the network structure, the 150km blanking distance, and the three-step (super-coarse, coarse, fine) navigation process.
  • Scorer, T., & Last, D. (1995). The Current Status of the Securicor Datatrak System. Journal of Navigation, 48(2), 204-214. doi:10.1017/S0373463300012662
  • Last modified: 2021/11/04 11:00
  • by philpem