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Mackie Designs Inc. is engaged in a continuous program of
product evaluation and improvement and reserves the right to
change product specifications at any time without notice.
©1995-1998 Mackie Designs Inc. All rights reserved. “Mackie.”
is a registered trademark of Mackie Designs Inc. 16042951.2
MACKIE DESIGNS INC. • 16220 WOOD-RED RD. N.E.
WOODINVILLE • WA • USA • PHONE TOLLFREE 800/258-6883
FAX 425/487-4337 • OUTSIDE THE U.S., PHONE 425/487-4333
absorb mechanical impact.
Other circuitry is low-main-
tenance, surface-mount.
Besieged with line inputs?
The LM-3204's a depend-
able solution.
Whether you use it as a
church or club sound rein-
forcement mixer, stage or
studio instrument submixer,
an effects submixer, a
project or audio production
studio mixer or for video
applications, you can be as-
sured of several things. First,
the LM-3204's sound quality
will be superb. Second, it's
going provide a lifetime of
trouble-free service.
ch. gains @ Unity +84dBu
Control room same as main
L/R
Alt output: no channels
assigned +105.5dBu
All channels assigned, gains
down +85.9dBu
All channels assigned, gains
@ Unity +83dBu
Gain Structure Mic: gain
down +10dBu gain up
+50dBu
Line channel: max gain
+30dbu
Aux return: max gain +20dBu
Aux send: max gain +15dBu
Main L/R: max gain +10dBu
Solo: max gain +16dBu
Max Input Levels Mic in
+14dBu Line in +22dBu
Tape in +23dBu Aux return
in +22dBu
Max Output Levels Main L/R
tape out +22dBu
Control room +22dBu Alt
+22dBu Aux sends +22dBu
Impedances. All outputs
60+-bal. 120+-unbal.
Mic input ~5k+
Line input 10k+ Tape input
>10k+
Aux return input >10k+
Crosstalk. (20Hz+20kHz)
Line in to adjacent ch.:
@1kHz 0dBu +83dBu or
better
@10kHz 0dB +63dBu or
better
Main L/R output channel
gain down +73dBu
Channel muted +81dBu
Panpot attenuation +70dBu
or better
Main faders down +74dBu
Weight 14 lbs
Total Harmonic Distortion
(1kHz @+14dBu measured
20Hz+20kHz)
Line in, one channel main L/R
0.0022%
Control room L/R 0.0024%
ALT L/R 0.0016%
Aux return in main L/R
0.0022%
Control room L/R, tape in
0.0024%
ALT L/R 0.0012%
Typical Frequency Response.
20Hz+60kHz
Equalization
Hi shelving @12kHz + 15dB
Mid peaking @2.5kHz +
12dB
Lo shelving @80Hz + 15dB
E.I.N. (Mic 1 and 2) 150+
termination
20Hz+20kHz +126.5dBu
400Hz+20kHz
+127.5dBu
Input shorted
20hz+20kHz,
+138.7dBu
C.M.R.R. Mic in max
gain @1kHz 78.5dBu
Minimum gain
@1kHz 88dBu
Line in @ Unity
55dBu
Noise. (20Hz+20kHz
referenced to 0dBu)
Main L/R: main
faders down, ch.
gains down
+104.2dBu; Main
faders @ Unity, ch.
gains down +86.6
dBu
Main faders @ Unity,
SPECIFICATIONS
7/94
LM-3204 LINE MIXER
©1994 MACKIE DESIGNS INC.
Dimensions also apply to LM-3204E Expander.
LM-3204
WEIGHT
21 lbs.
19.00"
5 rack spaces
(5U)
17.50"
9.66"8.73"
8.65"
9.66"
.75
®