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Congratulations on your purchase of the BBE
DI-400 Active Direct Box featuring the renowned
Sonic Maximizer™ Processor!
With the introduction of the DI-400, we are now
able to offer our Sonic Maximizer™ technology in
an extremely high quality rack-mount DI.
This manual will be your guide to understanding
the full functionality of the DI-400.
DI-400 FEATURES
• (4) Active DIs in a convenient 1U rack panel
• Full Function BBE Sonic Maximizer™
• 15dB Pad switch
• Phase reverse switch
• Ground lift switch
• Balanced transformerless XLR Output
• 1/4” Tip-Sleeve rear panel input
• 1/4” Tip-Sleeve front panel input and thru-put
• Mil-spec circuit boards
• Extra thick, extra wide circuit board traces for
unequaled electron flow
• 1% metal film resistors throughout
• Made with pride in the USA
IMPORTANT
Before you begin, please check the contents within this
box to insure that included are:
1.The BBE DI-400 with built-in Sonic Mazimizer™.
2.The BBE DI-400 User’s Manual.
If any of these items are found to be damaged or
missing, immediately contact the BBE dealer from
whom the unit was purchased.
This manual will help you to effectively utilize the BBE
DI-400. Reviewing the information contained in this
manual will answer most of the common questions that
our service department receives. If you still have
questions, please feel free to call 800-233-8346.
CONTENTS
Product Features …………………………………………………3
BBE Process Explained …………………………………………4
Front Panel …………………………………………………………5
Rear Panel …………………………………………………………6
Instrument Application …………………………………………7
Line Level Application …………………………………………8
Service and Maintenance ………………………………………9
Warranty …………………………………………………………10
Specifications ……………………………………………………11
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