Muhammad Fathur Ruhma et al. 2026. Analysis of Pressure Stability on Hydrostatic Test Pressure Control Equipment Using Barton Chart Recorder. Ambidextrous Journal of Innovation Efficiency and Technology in Organization. 4, 01 (Apr. 2026), 92–103. DOI:https://doi.org/10.61536/ambidextrous.v4i01.478.