SOLD Asking $550 shipped CONUS. Demeter HBP-1 Tube Bass Preamplifier A Truly Versatile Solution for Bass Amplification. Works perfectly and You Will Be Blown Away! From Demeter: The HBP-1 H Series Tube Bass Preamplifier, by James Demeter, uses the same all tube front end found in his classic VTBP-201 Bass pre-amplifier and combines it with the revolutionary H Series circuitry found in his professional audio H Series line. This preamplifier provides the best of both the tube and solid state world. It features high voltage (250V) tube front end (providing all of the preamplifier gain and passive tone controls), a two band solid state fully parametric equalizer that is tuned for bass, a fully adjustable active effects loop with controls up front, a tuner output, a full balanced output with switchable mic or line level, both a balanced TRS line level output and an unbalanced line level output for amplifier connections and a mute switch. Specifications: Input impedance: > 1megohm Minimum load impedance: 600ohms Maximum output: + 24dBV @ 600ohms + 28dB Gain: Adjustable to + 10dB Mid 440Hz to 4KHz EQ gain : + or - 15dB Signal to noise ratio: - 80dB THD : .5% Frequency response : 10Hz to 40kHz Tube: 1-12AX7a selected Parametric EQ: Q or width continuously variable Low 40Hz to 440Hz Mid 440Hz to 4.4KHz Inputs: 1/4" (passive and active) Outputs: 3-pin balanced mic/line, TT, XLR & 1/4" Chassis: Single space rack Operating voltage: 115V/230V AC switchable Power supply: 250V fully regulated Filament: 12.6V fully regulated As with all Demeter equipment, it is meticulously hand-wired using the finest components and assembled in the U.S.A. ________________________________________________ Links to my other items if your interested: Basses Custom built Rickenbacker copy - Pro build Warwick Pro Series Star Bass 5 String Mike Lull P5 Bass Mike Lull JT5 Bass Groove Shoppe 5 String Bass Gear Markbass MoMark LMK Markbass Little Mark 800 Markbass Little Mark 800 Peterson VS-R StroboRack - Upgraded with the SR-EX Pro Input Expander Korg Toneworks DTR-2 Rack Mount Tuner X-Wire XR905 Digital Wireless System - RARE!