Product Features 327
© 2017, ATEÏS, member of PAX ProAV Group
3.3.3 DPAfour
The DPAfour is a 2U 19" rack mountable, 4-channel class-D power amplifier, transformer isolated for 100
V, 70 V, 50 V and 4 Ohm distributed loudspeaker systems. There are two models in the DPAfour range:
DPAfour 125 (rated at 4 x 125 W) and DPAfour 250 (rated at 4 x 250W).
Each channel can deliver up to 125/250W as a separate channel or can be bridged to deliver higher
power. The amplifier has a dual-voltage mains supply 115/230V AC (selectable internally) and a 24 VDC
battery back-up connection. In combination with DIVA8G2 and IDA8 the DPAfour amplifiers have the
following features: Loudspeaker line monitoring for Shortcut/Open line/Ground leakage/Single spur A/B
loudspeaker lines individually monitored. By adding a Sonaes to the system a fully EN54-16 certified
Voice Alarm system will be created, with extensive PA capabilities.
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