The DA70-4 has been discontinued.
4 channel all-digital power amplifier delivering over 70 watts per channel in just a half-rack space.
The DA-70 Series Professional Series Power Amplifier utilizes a high speed switching power supply and Damped Ternary Modulation Digital output topology. The amplifier will deliver over 70 Watts of power per channel and may be purchased in either a 2 or 4 channel configuration. This remarkable performance comes in a very compact package weighing a mere 3.0 lbs and occupying just one-half standard rack space. The DA-70-2 Series Amplifiers are convection cooled making them extremely quiet so the only sound you will hear are the ones you produce. The all-digital Compact Series was specifically designed to meet the rigorous requirements of Sonic Accuracy, High Efficiency, Low power consumption and extended duty cycles in a very compact half rack package.