ResonantLive Sound Archive

Equipment file · Modular PA system

Modular 2 system

Martin Audio · 1970s

Evidence status · documented

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

Martin Audio's modular package combined folded-horn bass bins with an MH212 [[martin-philishave|Philishave]] midrange horn and an HF2M treble horn per side, typically through a three-way crossover around 250 Hz and 1.5 kHz. It scaled by adding more bins and horns.

Introduced
1970s
Category
Modular PA system
Intended use
Touring and installed sound
Production
Martin Audio, London

Equipment photographs · 1

Martin Audio Modular PA system, period catalogue

1 / 1 · Martin Audio Modular PA system, period catalogue

Martin Audio Modular PA system, period catalogue·Martin Audio·© Martin Audio; used for identification and historical commentary

Why it mattered

  1. 01

    Its format was widely copied across UK sound rental in the 1970s.

  2. 02

    Specialist rental firms still field it for its vintage analogue sound.

Engineering record

Standard configuration
Two bass bins, one MH212 and one HF2M per side; 3-way crossover at 250 Hz and 1.5 kHz with 35 Hz subsonic filter[1]

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

Vintage rig of 215 Mk3 bins and MH212s used for 'The Misery Portal' at the ICA, London, 2021[2]

Manuals & original documents

No authoritative manual or original document has been located for this profile.

Sources

  1. 1Modular PA by Martin AudioSolaris Network · reference
  2. 2Classic Martin Audio Modular Rig Supports The Misery Portal at the ICAMartin Audio · case study · 2021-08-02

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