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auxiliary send control and one monaural auxiliary send control. The auxiliary send controls shall be switchable between 2 sets of auxiliary send buses, accommodating a total of 2 stereo auxiliary send buses and 2 monaural auxiliary send buses.

25.AUXILIARY RETURN CONNECTIONS. The ex- pander shall include 4 ste- reo auxiliary return inputs. Each auxiliary return shall have a left and a right un- balanced line-level input, accommodating a nominal line level of between –10dBV and +4dBu, and shall appear on the rear panel as 1⁄4" phone TRS phone jacks. The jacks shall be fitted with internal switches to accommodate monaural configuration, by using only the left jack(s).

26.AUXILIARY RETURN CONTROLS AND SWITCHES. The expander shall include 4 dual- channel auxiliary return gain controls, each feeding the main stereo buses.

27.EXPANDER FUNCTION. The expander shall be fitted with an “expander output” connector and an “ex- pander input” connector mounted on the rear of the expander frame, each of

which shall be a 20 pin IDC-type connector and shall be designed to mate with the connectors on the expander ribbon cable provided with the each Expander unit. The expander output connector shall carry all audio and control signals between the expander and the mixer (or next downstream expander). The expander input connector shall carry all audio and control signals between the expander and the next upstream expander, if used.

28.PHYSICAL CONFIGU- RATION. The expander shall have a steel chassis frame painted grey-black and designed to mount in a standard 19" relay rack. The expander’s dimensions shall be 8.73" high (5 rack units) by 19.00" wide (rack ears are built-in) by 9.66" deep.

29.OVERALL MINIMUM SPECIFICATIONS. When properly interfaced and used with the LM-3204 Stereo Line Mixer, the total system (mixer plus expander) specifications remain the same as the mixer specifica- tions cited in paragraph 17.

30.The mixer expander shall be a Mackie Designs LM-3204E.

®

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

Because Mackie Designs constantly endeavors to improve its products with new components and manufacturing methods, all specifications are subject to change without notice. Rev 1.2 ©1995-1998 Mackie Designs.

“Mackie.” is a registered trademark of Mackie Designs Inc.

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