Table of Contents
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Table of Contents
Related Manuals for DaytonAudio SPA250DSP
Summary of Contents for DaytonAudio SPA250DSP
- Page 2 Note: Unit is set at the factory for 120V operation. Be sure to change the fuse rating) before switching to 230V operation.
- Page 3 FCC Statement 1. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.
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Page 4: Table Of Contents
Operating Guide: Dayton Audio SPA250DSP Subwoofer Power Amplifiers Table of Contents Back panel and input/output (I/O) definition ....................... SPA250DSP wiring ................................ 6 Amp system block diagram ............................7 DSP processing block diagram ............................ 7 Controlling your subwoofer via PC GUI ........................8 Volume/Phase ................................. -
Page 5: Back Panel And Input/Output (I/O) Definition
Back panel and input/output (I/O) definition 1. Power Mode: Select the either energy-saving or “always-on” power mode o Auto: Amp goes into standby after no detected signal input for 20 minutes* o On: Amp is always on, regardless of input signal status. * Amp will automatically turn on typically in one second or less once audio signals are resumed. -
Page 6: Spa250Dsp Wiring
SPA250DSP wiring Connect to speaker driver +) Connect to speaker driver -... -
Page 7: Amp System Block Diagram
Amp system block diagram DSP processing block diagram... -
Page 8: Controlling Your Subwoofer Via Pc Gui
Controlling your subwoofer via PC GUI The PC GUI (literally “Personal Computer, Graphical User Interface”) is the primary mode to access and adjust the DSP for subwoofer optimization. Follow all safe practices and contact Dayton Audio if you require assistance. Read Setting: Read all the setting from amp Save Settings to File: Save current settings to PC Load Settings from File: Load previous saved setting to AMP... -
Page 9: Volume/Phase
Volume/Phase • USB link indicator: When the communication via USB with amp is successful, the GUI’s LED indicator will light green. Otherwise, “LED” stays red. • Processing Selection: Navigate across the DSP menu to adjust various DSP parameters. • Sub in/out monitor: Monitor the input signal and sub output signal levels. •... -
Page 10: Lpf And Subsonic
LPF and Subsonic Filter ON/OFF Button: Enable or disable the selected filter. Slope: Select roll-off gradient of the selected filter: -12dB/-24dB per octave. Frequency (Hz): Adjust cut-off frequency of the selected filter. -
Page 11: 5-Band Peq
5-Band PEQ PEQ Window: Graphical trace is NRT editable. Bands can be shaped by cursor or direct input and/or sliders Detailed tool tips (shown a-d above): 5 Band-digital PEQ Band On/Off: Bypass or enable by clicking the colorized 1~5 buttons Center Frequency (CF): Adjust Center Frequency of each EQ band, 10~200Hz, steps: 1Hz. -
Page 12: Limiter
Limiter Dual-Band Limiter: Adjust, optimize, save, recall. Threshold: Adjust the limiter threshold, 0~-12dB, step: 0.1dB Attack: Adjust limiter’s “attack time”. This controls the time taken to attenuate signals over the threshold to the specified threshold level. Range: 1/5/10/20/100ms Release: Adjust limiter's “release time”. When signal is below threshold level, this controls the time taken to restore back to original level. -
Page 13: High Frequency Out
High Frequency Out This block controls the DSP parameters for line level output only. Delay: Adjust the time difference between High Frequency out and Subwoofer out. HPF Control: Filter ON/OFF: Bypass or Enable the selected filter. Slope: Select roll-off gradient of the selected filter: -12dB/-24dB per octave. Frequency: Adjust cut-off frequency of the selected filter. -
Page 14: Feature Menu Display
Feature Menu display Volume, Phase, Low-Pass Filters, and all other controls are also accessible via the included rotary control. Volume (shown above) is selected by a single click, upon which simple rotation allows 0.1dB adjustment. A “double-click” brings you back to the main menu. Subsequent rotation of the controller from the main menu navigates you through a series of setup menus. - Page 15 MENU FRAME FUNCTION FRAME MENU Single click VOLUME Turn to adjust volume up/down WELCOME VOLUME 0 dB Single or double click to return to MENU FRAME MENU Single click HIGH PASS Turn to Enable or Disable Double click = MENU FRAME HIGH PASS ON/OFF Single click...
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Page 16: Dsp Functions
DSP Functions Feature Controller (LCD matrix, single-knob) Volume Range: 0dB ~ -99dB.(0.1dB/step) High pass Filter: (line level output only) Frequency Range: 30~125Hz (1Hz/step) Slope select: Disabled/-12dB/-24dB High Pass Delay: 0~10msec(0.1msec/step) Low pass Filter: (subwoofer amp output only) Frequency Range: 30~125Hz (1Hz/step) Slope select: Disabled/-12dB/-24dB Variable Phase: 0°... -
Page 17: Base Specifications (Audio Precision ® )
@230Vac/60Hz C- Rated power C- 311 W @115Vac/60Hz A- Standby mode A- 0.42 W @115Vac/60Hz B- ON mode B- 7.50 W @115Vac/60Hz C- Rated power C- 319 W SPA250DSP Weight: 1.1kG Dimension: 262 (H) x 184 (W) x 60 (D) mm (17) - Page 18 WARRANTY COVERAGE Dayton Audio products are warranted to be free of all defects in material and workmanship for 5 YEARS from the date of purchase from an authorized Dayton Audio dealer. This warranty and all rights provided are limited to the original owner and are non-transferable. Dayton Audio's responsibility is limited to replacement or repair as set forth in this warranty statement.
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