above 40 dB, an increase or decrease in the sound level by 10 dB will be perceived as the volume either doubling or halving. While a difference in sound level of 3 dB is still perceptible, a difference

revision. Ampack expressly reserves the right to change the website or any offers described in it, either in full or part, and to temporarily or permanently cease its publication. Workmanship proposals The

manual worker Support the architect. Draw his attention to omissions (he cannot know everything, either). Introduce your own ideas, preferably at the time of planning. Discuss with the other skilled manual

the harder it becomes to hear sounds such as music and speech. But too much absorption is not good, either. The aim is to find a good balance. The materials that are important for room acoustics fall into

AG and the customer only comes into force when the order is accepted by Ampack AG. Ampack AG will either accept the order by issuing an order confirmation or by delivering the ordered goods. 2. Designs