Ampeg SVP-PRO Bass Preamp Black

In the world of high performance bass amp's , Ampeg's  SVT bass amp's are legendary. Keeping with true Ampeg tradition, the SVP-PRO Bass Preamp offers more performance and flexibility than any other preamp in it's class. The harmonically rich sound and legendary performance of the Ampeg SVT are redefined in the SVP-PRO. This dynamic preamp delivers unsurpassed quality , reliability and tonal flexibility, offering the classic vibrancy of tubes as well as contemporary features like a 9-Band Graphic EQ,  a 5-Position Midrange selector that lets you pick from five center frequency point's, Ultra Low, Ultra High and Bright switch's.
                                                       
                                                                                               Technical  Specifications :
( TOTAL SYSTEM GAIN ) 76dB, @1kHz w/levels up, tones flat; -3dB @30Hz, 15kHz. ( TONE CONTROL RANGE ) Bass: ±12dB @ 40Hz Midrange: +12dB, -15dB @ Frequency selected (220, 450, 800, 1.6k or 3kHz) Treble: ±12dB @ 4kHz Ultra Low: +3dB @ 40Hz, -12dB @ 500Hz Ultra High: +8dB @ 8kHz Bright: +7dB @ 2kHz. ( GRAPHIC EQ RANGE ) ±12dB @ 40Hz, 90Hz, 180Hz, 300Hz, 500Hz, 1kHz, 2kHz, 4kHz, 10kHz ( GRAPHIC EQ LEVEL ) +8dB, -10dB. ( SIGNAL TO NOISE RATIO ) 80dB typical. ( TUBE COMPLEMENT )12AX7 (4), 12AU7 (1). (  POWER REQUIREMENTS ) Domestic: 120VAC, 60Hz, 28VA Export: 100/115VAC 50/60Hz, 28VA 230VAC, 50/60Hz, 28VA SIZE AND WEIGHT 19”W x 1.75”H x 10”D; 9 lb