SKU: 51815567542

STEG MDSP12 12-channel amplifier with 12-channel DSP

Sale price$449.62 Regular price$499.58
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Description

STEG MDSP12 12-channel amplifier with 12-channel DSPA surprisingly compact 12 channel amplifier with a new generation 12 channel DSP. 6 channels of RCA inputs, 12 high level inputs, coax SPDIF input, optical TOSLINK input, Bluetooth AptX HD optional input, optional digital remote control for volume, sub level, preset selection, input selection, mute trigger. 12x50W RMS @ 4 Ohm output channels (at <1% THD+N), 12 channel RCA output, this DSP amp has it all. Perfect for 3 way active front + active rear

A surprisingly compact 12-channel amplifier with a new generation 12-channel DSP. 6 channels of RCA inputs, 12 high-level inputs, coax SPDIF input, optical TOSLINK input, Bluetooth AptX HD optional input, optional digital remote control for volume, sub level, preset selection, input selection, mute trigger. 12x50W RMS @ 4 Ohm output channels (at <1% THD+N), 12-channel RCA output, this DSP amp has it all. Perfect for 3-way active front + active rear amplification with an external subwoofer amplifier or 4 Ohm subwoofer on bridged channels 11 and 12 (yes, these are bridgeable even if undocumented). The powerful multichannel input EQ, time alignment and allpass filtering allows for proper OEM integration. A compact, dense multichannel DSP amplifier with very powerful DSP functionality for full integration in the modern multichannel active systems. Infinitely expandable to use high-end external amps via its 8V RCA outs on every channel - you can also use this DSP amp as a standalone DSP if need be. It's truly an universal all-in-one unit!

The DSP supports the following on every output channel:

  • High pass, low pass and band pass crossovers (Linkwitz Riley, Bessel and Butterworth) up to 48 dB/oct
  • 31 band fully parametric EQ with +/-15 dB correction, Q-value 0.3 to 15
  • 1st and 2nd order Allpass filters with Q control and inversion (each of the 31 EQ bands can be switched to Allpass)
  • Time delay up to 15 ms for time alignment, selectable in ms, cm or inches, optional linking of channel pairs
  • Phase phase switching between 0 and 180 degrees
  • Level correction from 0 to -40 dB, optional linking of channel pairs
  • Fully functional input mixer, live mixing of inputs (2 inputs active in parallel), allows the set up of a differential rear fill
  • Internal pink noise generator to test each individual output channel

The input of the DSP supports the following corrections on every input channel, including the COAX, TOSLINK and Bluetooth, separately:

  • High pass, low pass and band pass crossovers (Linkwitz Riley, Bessel and Butterworth) up to 48 dB/oct
  • 10 band fully parametric EQ with +/-15 dB correction, Q-value 0.3 to 15
  • 1st and 2nd order Allpass filters with Q control and inversion (each of the 10 EQ bands can be switched to Allpass)
  • Time delay up to 15 ms for time alignment, selectable in ms, cm or inches
  • Phase phase switching between 0 and 180 degrees
  • Level correction from 0 to -40 dB
Configuration software for Microsoft Windows: DOWNLOAD HERE

Manufacturer provided specs:

  • Operating voltage: 9-16 VDC
  • Standby power: <0.1W
  • Frequency response: 20Hz-20kHz
  • Output power at 1% THD-N: 12x 50W RMS @ 4 Ohm
  • Output power at 10% THD-N: 12x 80W RMS @ 4 Ohm
  • S/N Ratio full power A-: 100dB
  • Dynamic range: 100dB
  • Max input voltage: high level 32Vpp , RCA 6Vpp
  • Max output voltage: high level 28Vpp, RCA 8Vpp
  • Input impedance: high level 10 Ohm, RCA 47 kOhm
  • System sample rate: 96kHz/24Bit
  • Start-up time: <5s
  • Inputs: 4xRCA analogue, 1x RCA SPDIF coax, 1x TOSLINK SPDIF, 6x high-level, optional Bluetooth 5.0 AptX HD module
  • Outputs: 12x Speaker level amplified, 12x RCA pre-outs
  • Control connections: 1x USB 1.1/2.0, optional wired remote (DRC)
  • 8 full setup presets
  • Output signal gain: -40dB to +12dB
  • Auto on via high level signal detect or remote input
  • Operating temperature: -20~60C
  • Storage temperature: -20~85C
  • Net weight: 4.2 kg
  • Size: 307 x 196 x 50 mm

What's included:

  • 1x DSP Amplifier unit
  • 5m USB A-B cable
  • 2x High-level input harnesses
  • 2x Speaker output harnesses
  • Mounting brackets and fasteners
  • 1x Instructions
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 51815567542

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4.5 ★★★★★
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DZ
Pawtucket, US
★★★★★ 4
Mostly happy
Color: Grape
Have a 1 1/2 yr old Belgian Malinois who needs things to do. I bought these and he loved it. Bad thing, it took him 1 day to chew the rope off both grape and pineapple. The stems on the cherry were also chewed off. The rest of the toy is intact and he still loves it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
M
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Marcie Greer
Chelsea, US
★★★★★ 5
Very durable!
Color: Cherries
Pups love it.
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Reviewed in the United States on May 30, 2026
M
Verified Purchase
Mrs. H.
Massapequa, US
★★★★★ 3
Came apart.
Color: Cherries
We were playing with it and the green part pulled off of the red part. I'm pretty sure that is not supposed to happen. I took the green part away from the dog because that part is too small for my pup to play with. But we continue to play with the red part. My dog likes the texture and the bounciness.
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Reviewed in the United States on February 26, 2026
N
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Navigator65
Grantham, US
★★★★★ 1
Caution - handle comes off!
Color: Cherries
I really liked this toy when I opened package--our dog liked as well! Until a short time ago when I saw her chewing on the green "stem"! The stem had come apart from the main cherries. This is a small enough part that I think she or any bigger dog could choke on. Our dog is a small lab. Would not recommend buying.
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Reviewed in the United States on February 23, 2026
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Verified Purchase
Amazon Customer
Boise, US
★★★★★ 5
Sturdy
Color: Bear
Good for dogs that like to chew. Smells like blue raspberry and I was not expecting that
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Reviewed in the United States on June 5, 2026

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