PreSonus BlueTube DP Dual Path Preamp is Now Shipping 07/04/05PreSonus is now shipping the new BlueTube DP two channel microphone/ instrument preamplifier with Dual Path Technology . The BlueTube DP will replace the award-winning BlueTube by adding enhanced features including a dual signal path with both a solid state preamplifier stage and a tube preamplifier stage enabling the user to switch between an ultra quiet transparent solid state preamp and a smooth, round, warm tube preamp. The new BlueTube DP also boasts a -6dB better signal to noise ratio than its predecessor. Each channel on the BlueTube DP features dual mic/input connectors, balanced XLR and TRS outputs, 48V phantom power, -20dB pad, polarity inverse, and 80Hz roll-off filter. Presonus believe that he BlueTube DP is a perfect front-end preamplifier for microphones and instruments for any digital audio workstation.