Skip to main content

Table 2 Natural frequency of vibration for Abu Sega church structure

From: Dynamic characteristics of built heritage using ambient noise recordings

Floor Fundamental resonance frequency (HZ) Amplification factor
Basement
1st floor 5.5, 7.5–8, 9.3 3–9
Roof 5.5, 7.5–8, 9.3 3–10
Underground crypt