• dbx’s revolutionary Type III™
Noise Reduction system, which
increases S/N ratio by up to
20dB
• PeakPlus™ limiting technology
with threshold range from 0dBu
to +24dBu (off)
• Two 31-band, 1/3-octave chan-
nels with switchable boost/cut
ranges of +
6 or +15 dB
• +
12 dB input gain range
• XLR, Barrier strip, and 1/4"
inputs
• 4-segment LED ladders for mon-
itoring of gain reduction and
output levels–the most compre-
hensive visual feedback available
• Exceptional sound quality
• dbx’s unmatched engineering and
construction standards
With a prestigious heritage extending back to our heralded 30 Series equalizers, the dbx
2231 easily lives up to the reverred dbx reputation. Besides including two 31-band chan-
nels of 1/3-octave equalization, the 2231 empowers you with flexible features like our
PeakPlus™ limiter circuit, and our amazing Type III™ Noise Reduction system. It also
includes +12 dB input gain range; switchable + 6 or + 15 dB boost/cut range; XLR,
Barrier strip, and 1/4'' inputs; nonconductive nylon sliders; and an intuitive user interface
with comprehensive output and gain reduction metering. As always, the inevitable result
of our meticulous attention to detail and top-quality componentry is exceptional sound,
performance, and reliability.
The most revolutionary feature of the 2231 is our proprietary Type III™ Noise Reduction
system, which enables you to boost signal-to-noise ratios by up to an incredible 20dB.
The result of this instant encode/decode process is that you’re no longer forced to employ
drastic EQ settings in effort to reduce system noise. Instead, you’re freed to dedicate all
EQ bands to the most important thing, the music. Further , our PeakPlus™ limiter tech-
nology allows you to easily safeguard your gear against hazardous dynamic sur ges in
program material. In addition to these formidable tools, the 2231’ s front panel provides
at-a-glance insight as to gain reduction and output level status via its four-stage LED lad-
ders. With such power and finesse built into such a reasonably priced package, it’ s easy
to see why dbx 20 Series equalizers are relied upon by studio and touring professionals
the world over. With such affordable quality, there’s no longer any excuse for compro-
mising your sound.
18-1720-C 12/99
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