PRO
PRODUCT SPECIFICATION SHEET
MIXERS
TYPE:
MDR
MIXERS
PRODUCT DESCRIPTION
MDR1688 16-CHANNEL MIXER WITH DSP
SERIES CATEGORY
MDR MIXERS MIXERS
maximum dynamic range and a transparent audio signal.
Finally, durable construction ensures reliable performance
from venue to venue and session to session. Optimized
for recording, live sound reinforcement and commercial
installations, the MDR1688 is an ideal mixer solution,
offering big sound in a compact package.
FEATURES
>16 Inputs: 8 mic/line plus 4 stereo line
>4-bit Digital Effects Processor with 256 Presets
>3-band EQ with sweepable mids on mic/line inputs
>4-band EQ on stereo channels
>60mm faders
>Standard 19-inch rackmount kit included
ARCHITECT’S & ENGINEER’S SPECIFICATIONS
The Samson MDR1688 shall be a tabletop audio mixer. It
shall be a 16-channel design with 8 channels having XLR
mic inputs and 4 channels being stereo channels. The XLR
Mic channels are equipped with 3 band EQ with sweepable
mids, line input, insert point, mic/line trim control, 75Hz
low cut filter, 1 aux send with pre/post switch, 1 aux send
to the internal 24 bit DSP effects unit with 256 presets,
pan, solo, 60mm fader and alt bus 3⁄4 routing switch. The
stereo channels shall have 1⁄4 inch inputs with left mono
capability, +4/-10 gain switch, 4 band fixed frequency EQ,
1 aux send with pre/post switch, 1 aux send to the internal
24 bit DSP effects unit with 256 presets, pan, solo, 60mm
fader and alt bus 3⁄4 routing switch. The main section shall
have 1⁄4 inch alt 3⁄4 outputs, 1⁄4 inch control room outputs,
1⁄4 inch main mix outputs, balanced XLR outputs, 60mm
mix left, mix right and control room faders. The control room
shall get its signal from the main mix, alt 3⁄4 mix, and the
2TK input via 3 switches. The main mix shall get its signal
from the main mix bus, alt 3⁄4 bus and the 2TK input via
the main mix bus and 2 switches. 12 segment metering shall
be provided with switchable AFL/PFL modes. There shall
also be LED indication for power and phantom power. There
shall be a 2 TK inputs on RCA jacks with level control and
outputs on RCA jacks. There shall be an aux 1 master send
level and aux 1 stereo return on 1⁄4 inch jacks with level
control. There shall be an aux 2 master send level and aux 2
stereo return on 1⁄4 inch jacks with level control and switch
to apply the aux 2 signal to the aux 1 mix. There shall be a
stereo headphone output on 1⁄4 inch TRS jack. There shall
be a 24 bit internal effects unit with 256 presets, peak LED,
and DSP mute. The mixer shall have a power on/off switch
and a phantom power switch on the rear panel. The mixer
shall have an external power supply.
©2008 Samson v1.0 6/08
GENERAL DESCRIPTION
Ideal for live performance installations, the MDR1688
delivers superior audio quality and excellent value, along
with an impressive feature set.
The MDR1688 is a true professional 16-channel stereo
mixer. Connecting all your microphones and instruments
to this mixer is simple, with eight mic/line inputs plus
four additional stereo channels. There are also dedicated
stereo effects returns for the on-board digital effects,
which are both numerous and impressive. The MDR1688
features 256 digital studio-quality effects including
delays, chorus, flanging and lush reverbs, which can be
added to your vocals or instruments using the built-in
24-bit multi-effects processor.
The mic/line inputs feature a 3-band equalizer with
sweepable midrange control and there is a four-band fixed
equalizer on each of the stereo input channels. Each of
the stereo and mono input channels have two aux sends
for an onstage monitor mix, built-in or external effects, or
headphone mixing. Plus, aux one can be configured as
a pre or post fader send.
The MDR1688’s master section includes two stereo aux
returns and a two-track input and output for playing back
stereo devices and for recording your mix. Clean, clear
sound reproduction with sweet equalization and signal-
flexible routing ensure dependable and remarkable sound
for every performance.
High-quality, discreet, low-noise mic preamps with
48-volt phantom power and 60mm faders give users the
best possible sound with the best possible feel. A 12-
segment LED meter with VU ballistics also displays the
main mix output. And to make the MDR1688 even more
versatile, we include a standard 19-inch rackmount kit.
As like all of Samson’s MDR mixers, the MDR1688
features advanced circuit design using carefully selected
components at each stage of the signal path, giving you
