ResonantLive Sound Archive

Equipment file · Fibreglass bass horn

Leviathan horn

Community Light & Sound · 1972

Evidence status · documented

Identity and core specifications are documented; some historical fields remain unavailable.

The Community Leviathan is a fibreglass folded bass horn for two 15-inch drivers, built in nesting sections. Community's 1972 advertisement claims 136 dB output, 115 lb without drivers and a 30-inch nested length for transport.

Introduced
1972
Category
Fibreglass bass horn
Intended use
Portable touring bass
Production
Community Light & Sound from 1972; later Leviathan II

Why it mattered

  1. 01

    It offered theatre-horn bass efficiency in a box a small crew could carry.

  2. 02

    It replaced repurposed cinema cabinets like the [[altec-voice-of-the-theatre-rock|A7]] in many 1970s touring rigs.

Engineering record

Horn tuning
48 Hz flare for two 15-inch drivers, fibreglass[1]
Output and weight
136 dB claimed, about 115 lb without drivers[2]

Original pricing

No reliable period price located

2026 equivalent

Not calculated without a reliable original price.

Public price evidence was not sufficient to publish a defensible original figure.

Use in the field

Leviathan II installed for stadium reinforcement at the University of Colorado's Folsom Stadium[3]

Manuals & original documents

Sources

  1. 1Community Leviathan Bass Horn Ad (c1979)AboutProSound · brochure · 1979
  2. 21972 Community 'Suddenly – It's 1937!' AdAboutProSound · brochure · 1972
  3. 3U of Colorado Upgrades Folsom Stadium Reinforcement with Community Leviathan IIAudioWorld · case study · 1996-11-29

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