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Introduction

Congratulations and thank you for your purchase of this professional, loudspeaker signal processing product. To get the most from your 
investment, we recommend you review all the information provided in this User Manual.

The SC28 is a two-input, eight-output signal processor intended for use with QSC loudspeakers and QSC power amplifiers. The SC28 
provides QSC system-specific signal processing for getting the highest performance and superior sound quality from QSC loudspeakers 
integrated with QSC amplifiers. 

Two-channels of audio enter the SC28 via locking female XLR connectors. Digital audio conversion is 48 kHz, 24-bit, input and output 
with a very low noise floor and wide dynamic range. DSP is 32/40-bit floating point. Four channels of output for each of the two inputs 
are provided for controlling up to 3-way systems with subwoofers.

The SC28 provides excellent sound quality, durable construction and simple deployment. Amplifiers are matched to the drivers with 
active equalization and precise crossover control. Active loudspeaker protection extends the life of drivers. The SC28 solves many appli-
cation challenges by greatly simplifying the configuration of multi-way loudspeaker systems. SC28 and QSC loudspeakers are the per-
fect solution for public performances, corporate events and private parties demanding flexible and excellent sounding system solutions.

SC28 Features

1- Input meters

6- Output connectors

2- LCD display

7- Input connectors

3- Output meters

8- USB port

4- Rotary encoder knob (press-to-select)

9- IEC inlet

5- Power LED

10- Firmware update mode select (recessed)

3

8

4

7

1

2

5

6

9

10

Содержание SC28

Страница 1: ...14 754 6175 or toll free USA only 800 854 4079 Customer Service 714 957 7150 or toll free USA only 800 772 2834 Loudspeaker Signal Processing Products User Manual SC28 Two Input Eight Output System Co...

Страница 2: ...nnect the unit only to a properly rated supply circuit The SC28 is suitable for connection to 100 240 VAC 50 60 hertz with no special considerations other than the appropriate IEC power cord 5 Reliabl...

Страница 3: ...P is 32 40 bit floating point Four channels of output for each of the two inputs are provided for controlling up to 3 way systems with subwoofers The SC28 provides excellent sound quality durable cons...

Страница 4: ...tighten securely Ensure use of all four mounting screws in order to minimize the chance of bending or distorting the rack mount ears When installing equipment into rack distribute the units evenly Oth...

Страница 5: ...ach group has four male XLR connectors numbered 1 2 3 and 4 They are mapped with the following general convention OUTPUT 1 Subwoofer Output OUTPUT 2 Low Frequency 1 Output OUTPUT 3 Low Frequency 2 Out...

Страница 6: ...ed to the SC28 must have their power switches in the on position For initial testing use the lowest use ful gain setting until the system is operating as expected After the system setup has been verif...

Страница 7: ...u to scroll through choices by rotating the control and accepting choices entering by pushing in on the control The accessible menus and sub menus may appear dif ferently than example shown Software u...

Страница 8: ...ub Gain 12 0 12 0 dB Sub Delay 0 00 50 00 ms Limiters Protect Speakers Out 1 Amp CX 502 Out 1 Amp Cfg Stereo Out 2 3 Amp Cfg Stereo Out 4 Amp Cfg Stereo Amp Gain 25 0 dB Restore Setup To Defaults Retu...

Страница 9: ...9 LCD Navigation Map Equalization...

Страница 10: ...10 LCD Navigation Map Gain...

Страница 11: ...11 LCD Navigation Map Utility...

Страница 12: ...12 Signal Flow...

Страница 13: ...13 Dimensions...

Страница 14: ...dio Converters 24 bit 48 kHz in and out Digital Processing 32 40 bit floating point Mute infinite attenuation Throughput Delay 1 4125 milliseconds Program Inputs 2 Connector Type XLR female locking Ty...

Страница 15: ...type B USB Cable 1 5 meters long USB 1 1 compliant AC Power Requirements 100 240 VAC 50 60 Hz no user adjustment required AC Power Connection IEC type inlet AC Power Cord 2 meters long 18AWG Specifica...

Страница 16: ...where the date code has been removed or defaced QSC shall not be liable for incidental and or conse quential damages This warranty gives you specific legal rights This limited warranty is freely tran...

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