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FRONT PANEL PROGRAMMING

While using SSMS software programming is preferred for quickly adjusting the DSP functions, you may also perform 

all DSP programming from the front panel buttons as well as adjust other parameters like input routing, pre/post DSP 

pass through settings, input defaults and front panel display brightness. Please refer to the front panel diagram for the 

location of the following Menu and Menu Navigation buttons:

 

Main Menu

 Button - Accesses the front panel menu structure; select individual channel, or both channels together 

for programming.

 

Menu 



 Navigation Buttons - Steps through the available menu items.

 

Enter/Ok

 Button - Selects the displayed menu item.

 

Return

 to Previous Menu Button - Reverts to the previous Menu item. Multiple presses exits the menu, returning the 

display back to normal operation.

Below are non-DSP programming features of the SA2400. These and certain other functions are accomplished only 

from the front panel buttons. See the 

Programming Menu - Front Panel Navigation

 diagram in this document for 

complete menu programming options.

Setup Menu - Input Assign

Input routing and other non-DSP “Utility” functions are accomplished via the front panel menu buttons under the 

Setup/Input Assign menu (see 

Programming Menu - Front Panel Navigation

 diagram). You may assign any physical 

input channel to either or both amplifier channels. This allows for functions such as “mono-summing” of the stereo 

inputs into two mono signals, or to map inputs to different outputs. 

Default assignment is: Chnl1=Chnl1; Chnl2=Chnl2.

Pass Through Output Assign 

Selects whether the line level pass-through outputs are tapped before or after the DSP stage. When in “Pre-DSP” 

(default) mode, the pass through outputs are unaffected by DSP programming. In “Post-DSP”, any DSP programming 

of input signals is sent to the line-level output jacks. 

Default setting is “Pre-DSP”.

 

DSP Presets

10 internal DSP presets may be recalled and saved using the front panel buttons, or via IR commands. Factory settings 

for optimizing Stealth speakers are pre-installed in the presets, which may be altered, renamed and re-saved depending 

on need. See 

Internal Presets

 section for more details on DSP presets.

Display Brightness

The front panel LCD display brightness is adjustable as “Bright” or four levels of “Dim” to suit the installation needs.

Utility Functions

A built in Pink Noise Generator is available under the Utility menu, as well as firmware version information and factory 

default settings.

Auto Input Sensing

The amplifier may be set to automatically detect an Optical or Analog input, or to amplify only the Analog, or Digital 

Optical inputs. 

Default = Auto

 (amplifier auto detects optical signal presence).

IR CONTROL

Master Volume and Internal Preset recall my be remotely controlled via IR commands, using the front panel IR target 

and an IR compatible remote control or control system. 

 

IR HEX command strings are available at StealthAcoustics.com/sa2400-mkii

Summary of Contents for SA2400 MKII

Page 1: ...Download the Stealth Signal Management System software for powerful DSP programming tools StealthAcoustics com sa2400 mkii SA2400 MKII User Guide 2 Channel Amplifier with DSP...

Page 2: ...B Type B for Computer Connection 21 Main Power Switch 22 Channel 1 Speaker Binding Posts 23 Channel 2 Speaker Binding Posts 24 Voltage Indicator 25 115V 230V 50Hz 60Hz AC Inlet Auto Voltage Select 10...

Page 3: ...ets Stealth Factory Optimization Presets for Quick and Repeatable Tuning of Stealth Speakers and Subwoofers Full File Management via Optional Free SSMS software for Storing Unlimited Configurations IR...

Page 4: ...ows for functions such as mono summing of the stereo inputs into two mono signals or to map inputs to different outputs Default assignment is Chnl1 Chnl1 Chnl2 Chnl2 Pass Through Output Assign Selects...

Page 5: ...tio __ Limiter Thresh __dB Limiter Release __ms Limiter Softknee __dB Limiter Attack __ms Save Load Phase Reverse Phase Normal LPF HPF Limiter Switch Limiter Bypass Limiter On Delay Delay __ ms Pass T...

Page 6: ...MS and a USB connected Windows computer The software allows the programmer to easily see and manipulate DSP programming for either channel independently or both channels together all from one screen T...

Page 7: ...nput and output trigger jacks on the amplifiers rear panel connect to other 12V compatible components tip 12V sleeve ground When 12V is present at the tip of the input jack the amplifier will become a...

Page 8: ...69A average 115V 4 normal audio program 1 4AudioPower 390W 3 39A average 115V 4 heavy bass program subwoofers Heat Dissipation 849 BTU Hr Amplifier Load Protection Full short circuit open circuit ther...

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