Presonus TubePre Presonus TubePre Description: The TubePRE is the highest quality vacuum tube preamp in its class. Loaded with PreSonus' award winning dual servo preamplifier, the TubePre affordably delivers low noise tube warmth for vocals, guitars, bass guitars, synths and sound modules. The TubePre noticeably outperforms preamps in low cost mixers and recording interfaces making it an easy choice for anyone desiring to enhance their recordings with the magic of tubes. Presonus TubePre Features Award-Winning Dual Servo Tube-Preamp Low Price High Performance Tube Drive and Gain Control -20 dB Pad and Phase Reversal +48V Phantom Power 80Hz Rumble Filter Back-Lit VU Meter Great as a Direct Box Front Panel Back Panel Presonus TubePre Specifications: 12AX7 and dual-servo gain stages Capacitor-free gain stage for maximum fidelity and low noise XLR mic and high-Z instrument inputs on back panel XLR (balanced) and 1/4" (unbalanced) outputs on back panel Supports dual output of signal 10Hz-80kHz frequency response >90dB S/N ratio 94dB noise floor Variable gain and tube drive Gain: 3dB to +48dB Tube drive: 0dB to +20dB 48V phantom power -20dB pad and polarity reverse 80Hz rumble filter Large VU meter with blue backlight External wallmount power transformer Rackmountable with optional adapter Get your Presonus TubePre today!