Dayton Audio SPA 250 DSP amplifier
bikerboy
Posts: 1,228
Hi,
We downsized about 3 years ago and have many things to move.
Selling my amplifier that isn't being used anymore. Powered a 12" sub for many years. The dsp really helped to tune the subwoofer to the room.
$125 plus shipping cont US only
See my other ad for the subwoofer. I am giving away the Speaker Labs subwoofer for pickup only in Seattle.

We downsized about 3 years ago and have many things to move.
Selling my amplifier that isn't being used anymore. Powered a 12" sub for many years. The dsp really helped to tune the subwoofer to the room.
$125 plus shipping cont US only
See my other ad for the subwoofer. I am giving away the Speaker Labs subwoofer for pickup only in Seattle.


Main system: Lyngdorf TDAI-2170 w Polk LSiM 703/ Pioneer 42" plasma w Flex Streamer, Sangaen HDT-1tuner
Vinyl: Nothingham Spacedeck->Pioneer PL L1000 linear arm->Soundsmith DL 103R w Contact line stylus->SUT->
Bottlehead Eros
Digital: I7 PC w/ Jriver playing flac -> Sonore Ultrarendu -> Twisted Pair Audio ESS 9028 w/ Mercury IVY
CD: DIY Shigaclone
Vinyl rips: ESI Juli@24/192->Goldwave->i7 PC server
Vinyl: Nothingham Spacedeck->Pioneer PL L1000 linear arm->Soundsmith DL 103R w Contact line stylus->SUT->
Bottlehead Eros
Digital: I7 PC w/ Jriver playing flac -> Sonore Ultrarendu -> Twisted Pair Audio ESS 9028 w/ Mercury IVY
CD: DIY Shigaclone
Vinyl rips: ESI Juli@24/192->Goldwave->i7 PC server
Comments
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FWIW, I still use one of these -- very nice little Class D (cool running) plate amplifier for subwoofage and easy to "play with" for phase, crossover, and contouring.
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I wish I could buy it.That’s a great setup! The EE80C188XL12 microprocessor could complement similar amplifier projects where precise digital control or automation is needed. It offers stable timing and performance for managing DSP functions, ideal for optimizing subwoofer response or integrating smart control in DIY audio systems like your Dayton Audio SPA 250 DSP configuration.