NAVIGATIONAL AIDS (2)

T1983.248

(a) Navigational aid for pilot use for dead-reckoning, in times of failure etc., to give direct readout on glide ratio performance. Additional function is the exponential distance to horizon indicator.
(b) Time reckoning device for distance to fall in seconds, for parachutists. Used in connection with 'ALTIMASTER' Altimeter. Instructions and certificates of registration of design in supplementary file.

Department: 

History Department

Collection

History Collection

Collection Item Data

Accession Number: T1983.248
Accession Date: 14 Sep 1983
Credit: Mr Peter Warstat

Material

Paper0 - Whole
Resin/Synthetic/Polymer0 - Whole

Measurement

diameter73mm
diameter70mm

 

 

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Western Australian Museum Collections https://museum.wa.gov.au/online-collections/content/T1983.248
Accessed 9 Dec 2025

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