![Tapping Machine](https://d27wgn5g4t3wja.cloudfront.net/img/1b14f6ff-1422-08df-aa86-c0f2dfdedd59/260176.png)
Tapping Machine
STM-1 - ECO-TECH (ECO-TECH)
Tapping Machine Type STM-1 is intended for measurements of acoustic insulation of ceiling in buildings. The unit fulfils Annex A of ISO 140-6/7. These parts of the standard require a tapping machine as a sound source for impact noise measurements. Type STM-1 is available with an optional remote control.