Bells and sirens are opposing community signals despite shared loudness

Evidence

Sirens and church bells belong to the same class of sounds: they are community signals. As such they must be loud enough to emerge clearly out of the ambient noise of the community. But while the church bell sets a protective spell on the community, the siren speaks of disharmony from within. — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 598

Categorization

• XREF: Reinforces the centripetal-centrifugal distinction from earlier in the chapter: bell gathers, siren scatters. — connects to: Communities can be defined by sound range rather than territory — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 703; Lo-fi soundscapes erase the distinction between signal and noise; Distance and atmosphere transform church bells into evocative legato sound — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 193
• corroborated: 2 independent passages support this claim — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 598

Broader Connections

• Communities can be defined by sound range rather than territory #expands (0.60) — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 703
• Lo-fi soundscapes erase the distinction between signal and noise #complicates (0.55)
• Distance and atmosphere transform church bells into evocative legato sound #expands (0.55) — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 193