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WELCOME

MENU

PEQ

VOLUME

0 dB

HIGH PASS

ON/OFF

HIGH PASS

FREQ: 31.5 Hz

HIGH PASS

SLOPE: -12 dB

LOW PASS

ON/OFF

LOW PASS

FREQ: 31.5 Hz

LOW PASS

SLOPE: -12 dB

PHASE DEGREE

120°

HIGH PASS DELAY

7.5 ms

SUBSONIC FILTER

ON/OFF

SUBSONIC FILTER

FREQ: 25 Hz

SUBSONIC FILTER

SLOPE: -12 dB

MENU

VOLUME

FUNCTION FRAME

MENU

HIGH PASS

MENU

LOW PASS

MENU

PHASE DEGREE

MENU

HIGH PASS DELAY

MENU

SUBSONIC FILTER

MENU FRAME

Single click

Turn to adjust volume up/down

Single or double click to return to MENU FRAME

Turn to Enable or Disable

Double click = MENU FRAME

Turn to select FREQUENCY

Double click = MENU FRAME

Turn to select SLOPE

Double click = MENU FRAME

Turn to Enable or Disable

Double click = MENU FRAME

Turn to select FREQUENCY

Double click = MENU FRAME

Turn to select FREQUENCY

Double click = MENU FRAME

Turn to select SLOPE

Double click = MENU FRAME

Turn to select SLOPE

Double click = MENU FRAME

Turn to select preset slot P1 P2 P3

Single click to save or load

Turn to enable or disable

Double click = MENU FRAME

Turn to adjust select save or load

Double click to return to MENU FRAME

Double click

to return to

MENU FRAME

Turn to select FREQUENCY

Double click =

PEQ MENU FRAME

Turn to select FREQUENCY

Double click =

PEQ MENU FRAME

Turn to select GAIN

Double click =

PEQ MENU FRAME

Turn to select GAIN

Double click =

PEQ MENU FRAME

Turn to select Q

Double click =

PEQ MENU FRAME

Turn to select Q

Double click =

PEQ MENU FRAME

Double click

to return to

MENU FRAME

Turn to adjust PHASE degree up/down

Single or double click to return to MENU FRAME

Turn to adjust HIGH PASS delay time up/down

Single or double click to return to MENU FRAME

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

Single click

PRESET

SAVE        LOAD

MENU

PRESET SAVE/LOAD

Single click

SELECT PRESET

P1   P2   P3

Single click

PEQ1

PEQ1

FREQ: 63 Hz

PEQ1

GAIN: 0.0 dB

PEQ1

Q: 3.6

PEQ2

FREQ: 63 Hz

PEQ2

PEQ2

GAIN: 0.0 dB

PEQ2

Q: 3.6

PEQ1

FREQ: 63 Hz

PEQ1

LEVEL: 0.0 dB

PEQ1

Q: 3.6

PEQ2

FREQ: 63 Hz

PEQ2

GAIN: 0.0 dB

PEQ2

Q: 3.6

VOLUME
HIGH PASS
LOW PASS
PHASE DEGREE

HIGH PASS DELAY
SUBSONIC FILTER
PEQ
PRESET SAVE/LOAD

Turn

Single click

Single click

Single click

Single click

Single click

Turn

Turn

Turn

Turn

(15)

Summary of Contents for SPA250DSP

Page 1: ......

Page 2: ...2 Note Unit is set at the factory for 120V operation Be sure to change the fuse 2A rating before switching to 230V operation...

Page 3: ...h 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 inter...

Page 4: ...ck diagram 7 DSP processing block diagram 7 Controlling your subwoofer via PC GUI 8 Volume Phase 9 LPF and Subsonic 10 5 Band PEQ 11 Limiter 12 High Frequency Out 13 Feature Menu display 14 15 Firmwar...

Page 5: ...only o Normal No attenuation o Hi Attenuates input signal by 6dB 3 USB Control Used for PC GUI communication with custom PC software included with your amp Please refer to PC GUI user guide on Page 8...

Page 6: ...6 SPA250DSP wiring Connect to speaker driver Connect to speaker driver...

Page 7: ...7 Amp system block diagram DSP processing block diagram...

Page 8: ...fe 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...

Page 9: ...essful 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 a...

Page 10: ...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...

Page 11: ...rs Detailed tool tips shown a d above 5 Band digital PEQ a Band On Off Bypass or enable by clicking the colorized 1 5 buttons b Center Frequency CF Adjust Center Frequency of each EQ band 10 200Hz ste...

Page 12: ...taken to attenuate signals over the threshold to the specified threshold level Range 1 5 10 20 100ms c Release Adjust limiter s release time When signal is below threshold level this controls the time...

Page 13: ...ut 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 filt...

Page 14: ...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 Each of the Function frames at left correspond to the majo...

Page 15: ...oad DoubleclicktoreturntoMENUFRAME Doubleclick toreturnto MENUFRAME TurntoselectFREQUENCY Doubleclick PEQMENUFRAME TurntoselectFREQUENCY Doubleclick PEQMENUFRAME TurntoselectGAIN Doubleclick PEQMENUFR...

Page 16: ...lter subwoofer amp output only Frequency Range 25 40Hz 1Hz step Slope select Disabled 12dB 24dB 7 P EQ1 P EQ2 adjustment subwoofer amp output only Frequency Range 30 125Hz 1Hz step Level Range 12dB 6d...

Page 17: ...Rated Power 100Hz 1 Output power 4 100Hz 115VAC Input 10dBV L R 250 W Auto ON OFF Auto ON sensitivity Auto OFF time RCA Left 100Hz 3mV 20mins Time delay 2ms Power amplifier Protection A Short circuit...

Page 18: ...installation 2 This warranty does not cover cosmetic damage due to misuse or neglect This includes paint damage scratches cracks or other superficial marks related to improper use 3 Failures arising...

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