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CTS · Question #163

When choosing an amplifier for a 70 V system, what amplifier output would be the BEST option for a space with 12 speakers, each tapped to 30 W?

The correct answer is A. 1 channel, 500 W at 70 V. See the full explanation below for the reasoning.

Audiovisual Design

Question

When choosing an amplifier for a 70 V system, what amplifier output would be the BEST option for a space with 12 speakers, each tapped to 30 W?

Options

  • A1 channel, 500 W at 70 V
  • B2 channel, 200 W at 70 V
  • C12 channel, 30 W at 70 V
  • D12 channel, 30 W at 8

How the community answered

(66 responses)
  • A
    71% (47)
  • B
    17% (11)
  • C
    8% (5)
  • D
    5% (3)

Topics

#70V audio system#amplifier sizing#distributed audio#power calculation

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