Wild Heerbrugg GAK1 Wild Heerbrugg Gyrocompass
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  • Wild Heerbrugg GAK1 Wild Heerbrugg Gyrocompass
  • Wild Heerbrugg GAK1 Wild Heerbrugg Gyrocompass
  • Wild Heerbrugg GAK1 Wild Heerbrugg Gyrocompass

Wild Heerbrugg GAK1

Gyrocompass for mounting on a theodolite.

Product details: Wild Heerbrugg GAK1 | Wild Heerbrugg | Gyrocompass | Survey | 

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Wild Heerbrugg GAK1

Wild Heerbrugg GAK1

Gyrocompass for mounting on a theodolite.

Product details: Wild Heerbrugg GAK1 | Wild Heerbrugg | Gyrocompass | Survey | 

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The GAK1 gyrocompass is not a 'true' gyrocompass in that it gives a true course. It is rather for finding geodetic north (the spin axis of the earth) by using a gyroscope. The instrument is pointed to north as much as possible (with the help of for example the tubular compass). After starting the gyroscope and bringing it up to speed the gyroscope is allowed to spin freely. It will start to oscillate around true north which can be determined using the scale on the instrument. The GAK1 is the instrument only and does not have the control unit as my GAK11 does have.

More information / other collections:

University of Melbourne

Virtual archive

Virtual archive (2)

FIG: Using a GAK1 (PDF)

Military use (pdf)

Bennett

GAK1

Data sheet

Serialnumber
11340
Type of use
Survey
Size instrument (Ø x h) in m
0.09 x 0.35
weight instrument in kg
2.1
Size case (Ø x h) in m
0.17 x 0.42
weight case & in kg
2.6
country obtained from
Venezuela

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Wild Heerbrugg GAK1

Gyrocompass for mounting on a theodolite.

Product details: Wild Heerbrugg GAK1 | Wild Heerbrugg | Gyrocompass | Survey | 

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