BBE Bmax bass preamp bass guitar combo amp

The all-analog BMAX is a bass preamp with the warmth and dynamic range usually found in all-tube designs and delivers the punch and clarity of the best tube preamplifiers.

At the heart of the BMAX is a class A/B front-end, the input of which emulates the loading effect that the input of classic-design tube preamp would present to the bass pickups, and one of the key aspects in the warmth and punch of tube preamps. The DI section is pure and clean with electronically balanced output.

Specifications



Frequency response @ line out

15Hz to 30kHz ±3dB



Signal to noise ratio

100dB @ unity



Total harmonic distortion (THD)

Less than 0.02%



Maximum output

+22dBu



Noise

-77dBu @ unity gain, eq flat



Input impedance

Balanced XLR: 600 Ohms, pin #2 hot or “ +˝



Unbalanced ¼ ˝: 1k Ohms



Output impedance

Balanced XLR: 600 Ohms, pin #2 hot or “ +˝



Unbalanced ¼ ˝: 1k Ohms



Interactive EQ

Treble (boost only): 18dB @ 6kHz



Mid (cut only): 12dB @ 300Hz



Bass (boost only): 16dB @ 40Hz



Bright switch

+8dB @ 5kHz, eq flat



Para-mids

±12dB from 250Hz to 1kHz (* 0dBu=0.775mVrms)