Samson Music Mixer MDR1688 User Guide

PRO  
PRODUCT  
D1E6SCR-ICPTHIONANNEL MIXER WITH DSP  
CMATIEGXOERYRS  
MDR1688  
SMERDIESR 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.  
TYPE:  
MDR  
MIXERS  
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  
GENERAL DESCRIPTION  
ARCHITECT’S & ENGINEER’S SPECIFICATIONS  
Ideal for live performance installations, the MDR1688  
delivers superior audio quality and excellent value, along  
with an impressive feature set.  
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.  
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  
©2008 Samson v1.0 6/08  
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