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MULTI-CHANNEL DIGITAL POWER AMPLIFIERS DA-250F/250FH/250D/250DH/550F/500F-HL Top-of-the-line operation and performance efficiency...
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TOA engineers have given the DA Series a system that provides power independently to each channel. This testifies to TOA's attitude to product development, which is always totally motivated by the desire to provide high-quality products that offer worry-free use.
Each of the channels has its own power supply. If the power supply of Channel 1 should fail, this won't affect the operation of Channels 2-4 (Channel 2 in case of DA-250D/DH). It is also possible to use one of the channels as a spare amplifier. Inside of DA-250F/FH model.
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Design optimization for efficient and reliable high-level performance The TOA DA-250F/FH, DA-250D/DH and DA-550F/500F-HL multi-channel power amplifiers offer a wider choice of power ratings, advanced digital Class D amplification circuitry, and a highly efficient AC mains to output power ratio, for the complete technological superiority it takes to support long-term installation applications.
1/8 power with pink noise represents typical program with occasional clipping. 1/3 power with pink noise represents severe program with heavy clipping. Human Society with Sound & Communication DA-250FH DA-250D 120V AC, 50/60Hz 1000W (1kHz, 19.6Ω) 500W (1kHz, 4Ω) 340W (1kHz, 8Ω) 70V (1kHz, 19.6Ω)
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