- 25 Oct 2021 [16:27]
- swapped the 140g of weight to the end of the quarters release lever for 100g
- 25 Oct 2021 [16:17]
- accidentally stopped the clock for 72 seconds while installing new spirit level. Corrected. The new level for measuring frame tilt has a sensitivity of o,1mrad/div. The Pendulum level has a sensitivity of 0.2mrad/div. The tower tilt level at ground level is 0.01mrad/div
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