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 Bittner-Audio 

BITTNER     Installation & Operations Manual 

 
DSP

 

P

ROCESSOR

 

The Series XR amplifiers are equipped with an internal DSP processor. With the internal processor extended 

functionality is available:  
 

Level Control 

Input routing of the two amplifier channels 

10-Band Equalizer 

Dynamics (Limiter/Compressor/Gate) 

Delay 

Cross-Over 

Up to 100 stored presets 

 

 

Two way of controlling the internal DSP are available:  

 

1.  the control interface BITTNER SXL, connected to the amplifier via control network 

2.  the DSP software installed on a computer, connected via RS-485 to the amplifier 

 

 

1.1 DSP Control Interface SXL with SXL Web interface:  

(See also chapter ‘SXL Data Port’.) The DSP can be controlled with the Web Interface of the BITTNER SXL 
Control Interface. The amplifier must be connected to the SXL unit by ribbon cable and as the next step the 

SXL unit must be connected to the controlling PC over the Ethernet control network to establish access to 
the built-in-sxl web server. 

When the SXL unit is addressed via Web browser, the DSP control page of the Web Interface is available 
and all features of the DSP are accessible via the web interface (see image below). 

The available SXL presets (settings of all amplifiers, 16 channels and SXL) are called Configurations (Cfg) 
and can be saved and recalled from the SXL’s internal memory.  
A  signal  generator  is  also  available  within  the  DSP  functionality  and  can  be  used  as  pilot  tone  generator 

(loudspeaker line test) or as test tone generator for measurements etc.  
 

Note: Controls that are not used with the specified amplifier model are disabled i.e. not used and not available. 

 

 

screen shot of the DSP control over the SXL web interface 

 

Note: To obtain access to the SXL web interface, the user must first log-in. Default name/password is: 

Summary of Contents for XR 4000 DSP

Page 1: ...Bittner Audio O Amplifier Series XR DSP Installation Operations Manual...

Page 2: ...ono 9 DSP Processor 10 1 1 DSP Control Interface SXL with SXL Web interface 10 2 DSP Control over RS 485 11 Channel measurement 12 Warranty Terms Conditions 13 Technical Specifications 14 Frequency Re...

Page 3: ...operating techniques Incompetent and improper servicing can void the warranty With the in build DSP processor extended functionality is available Level Control Input routing of the input channels to...

Page 4: ...correct Damage caused by connecting the amplifier to improper AC voltage voids the warranty The power fuses are located on the back panel of the amplifier and can be accessed from the outside Use onl...

Page 5: ...ust have a unique address The address is selected on the DIP switch at the rear panel of the amplifier and can be set to 1 to 8 Example Address 1 ON ON ON ON ON ON Address 2 OFF ON ON ON ON ON After a...

Page 6: ...e amplifier is identified by its address Use the DIP SWITCH ADDRESS 1 6 settings to set the RS 485 node address from 01 to 64 Example Address 00 ON ON ON ON ON ON Address 01 OFF ON ON ON ON ON The amp...

Page 7: ...trol Voltage supply for sequential switching POSITIVE terminal 4 Control Voltage supply for sequential switching NEGATIVE terminal Option 3 Remote Switching from control unit When connected online to...

Page 8: ...id hum problems NEVER isolate the ground of the AC power cord the non fused earthed protective conductor This is a violation of the law and dangerous Decibel Explanation A decibel is a logarithmic sca...

Page 9: ...gnal at Channel 1 produces an amplified signal at the output of Channel 1 while an input signal at Channel 2 produces an amplified signal at the output of Channel 2 The minimum load impedance for ster...

Page 10: ...the SXL unit by ribbon cable and as the next step the SXL unit must be connected to the controlling PC over the Ethernet control network to establish access to the built in sxl web server When the SXL...

Page 11: ...ntrolled locally any standard Interface from USB or RS 232 to RS 485 can be used to get the computer connected to the RS 485 port of the amplifier As soon as the amplifier is connected to the control...

Page 12: ...rface XR amplifier monitors Input level Output peak voltage Load impedance output signal at least 30 dB under nominal power must be present Output peak current Output power Headroom Heatsink temperatu...

Page 13: ...sting service must provide proof of original ownership and date of purchase of the product If the warranty is valid Bittner Audio will without charge for parts or labor either repair or replace the de...

Page 14: ...2900 W 4000 W Frequency Response Full Power 20Hz 20kHz dB 0 0 3 dB 0 0 3 dB 0 0 3 dB 0 0 3 dB THD N 0 02 0 02 0 02 0 02 Inputs electronically balanced electronically balanced electronically balanced...

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