{"product_id":"atc-scm20aslt-active-floorstanding-speakers","title":"ATC SCM20ASLT Active Floorstanding Speakers","description":"\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e150MM\/6” ATC super linear mid\/bass driver loaded in a compact sealed cabinet.\u003c\/li\u003e\n\u003cli\u003e25MM\/\/1” ATC ‘S-Spec’ soft-dome dual-suspension HF driver.\u003c\/li\u003e\n\u003cli\u003eATC on-board active 250W ‘Amp Pack’ module.\u003c\/li\u003e\n\u003cli\u003eBalanced input \u0026amp; 2\u003csup\u003end\u003c\/sup\u003e order Linkwitz-Riley active crossovers.\u003c\/li\u003e\n\u003cli\u003e2 x class A\/B MOSFET amplifiers, 200W bass\/mid \u0026amp; 50W high frequency.\u003c\/li\u003e\n\u003cli\u003eUser adjustable input sensitivity \u0026amp; bass cut\/lift controls.\u003c\/li\u003e\n\u003cli\u003eHand-built in England.\u003c\/li\u003e\n\u003cli\u003e6-year warranty.\u003c\/li\u003e\n\u003cli\u003eAvailable in natural or gloss finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe active SCM20ASLT incorporates a dedicated 250W Amp Pack, requiring only a suitable pre-amplifier, DAC\/pre, or streaming pre-amp to deliver exceptional performance.\u003c\/p\u003e\n\u003cp\u003eBy replacing the passive crossover and external power amplifier of a conventional system, the SCM20ASLT’s precisely matched rear-mounted Amp Pack ensures optimal integration. A balanced input feeds a 2nd-order active electronic crossover, which then drives a pair of class A\/B power amplifiers—each engineered to meet the exact demands of the mid\/bass and high-frequency drivers.\u003c\/p\u003e\n\u003cp\u003eThis active architecture provides superior control, accuracy, and dynamic range, with crossovers offering enhanced precision in both level and timing, and amplifiers directly coupled to the drive units for maximum responsiveness.\u003c\/p\u003e\n\u003cp\u003eThe cabinet is heavily engineered for rigidity and neutrality, combining internal bracing with targeted damping to suppress resonance. Bitumastic panels are strategically applied to further minimize cabinet coloration.\u003c\/p\u003e\n\u003ch2\u003eAcoustic Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eBass\/mid driver\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e1 x 150mm\/6”, SB75-150SL 8Ω\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eHigh Frequency Driver\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e1 x 25mm\/1”, SH25-76S 6Ω\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eLow Frequency Cut-off\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e55Hz (-6dB, anechoic)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eHigh Frequency Cut-off\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e25kHz (-6dB)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eCrossover Point\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e2.2kHz\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eMaxSPL\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e108dB continuous, 114dB peak (per pair, IEC Weighted Pink Noise, 1m, anechoic).\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eSensitivity\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e+4dBu rev 95dBC (Bass Boost 0dB, Input Sensitivity 1V, Pink noise).\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eElectronic Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eBalanced Input\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e1 x Rear Panel Mounted Female XLR, pin 2 hot\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eInput Impedance\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e20kΩ (differential)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eInput CMRR\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u0026gt;60dB at (10kHz)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eInput Sensitivity\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e2.2dBu\/1Vrms for full power\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eInput Sensitivity Control\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e-6dB switchable, -6dB variable. Total adjustment 2.2dBu\/1Vrms to 14.2dBu\/4Vrms\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eBass Shelf\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e-2dB to +3dB, switchable in 1dB steps\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eCrossover Filters\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e2nd Order Linkwitz Riley\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eAmplifier type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eGrounded Source MOSFET, class A\/B, convection cooled\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eOutput Power\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eBass 200W (8Ω), H.F. 50W (8Ω)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eTHD+N\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u0026lt;0.0017%\/-95dB (1kHz, 1dB below rated power, 90kHz BW)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eFrequency Response\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u0026lt;2Hz to \u0026gt;200kHz (-3dB)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eLimiter\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eATC Active FET Momentary Gain Reduction\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eElectronic amp protection\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eAmplifier d.c. offset and over-temperature (both indicated by rear panel LED)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eMains Input\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e220-230V or 115V, factory set. Please observe panel markings and labels!\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003ePower Consumption\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eIdle 26W\/41VA. \u003csup\u003e1\u003c\/sup\u003e\/\u003csub\u003e8\u003c\/sub\u003eth Power 116W\/116VA. Full Power 312W\/398VA\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eHeat Output\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eIdle 89BTU\/hr, \u003csup\u003e1\u003c\/sup\u003e\/\u003csub\u003e8\u003c\/sub\u003eth Power 311BTU\/hr, Full Power 382BTU\/hr\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePhysical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eNet Weight\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e30.2kg\/66.6lbs\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eDimensions\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eHxWxD 990x239x366mm 39” x \u003csup\u003e97\u003c\/sup\u003e\/\u003csub\u003e16\u003c\/sub\u003e” x 14 \u003csup\u003e3\u003c\/sup\u003e\/\u003csub\u003e8\u003c\/sub\u003e”\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"The Music Room","offers":[{"title":"Black Ash Natural","offer_id":51896954224921,"sku":"3569newATC-001","price":12499.0,"currency_code":"USD","in_stock":true},{"title":"Black Satin Natural","offer_id":51896954257689,"sku":"3569newATC-002","price":12499.0,"currency_code":"USD","in_stock":true},{"title":"Cherry Natural","offer_id":51896954323225,"sku":"3569newATC-003","price":12499.0,"currency_code":"USD","in_stock":true},{"title":"Oak Natural","offer_id":51896954388761,"sku":"3569newATC-005","price":12499.0,"currency_code":"USD","in_stock":true},{"title":"Walnut Natural","offer_id":51896954519833,"sku":"3569newATC-004","price":12499.0,"currency_code":"USD","in_stock":true},{"title":"White Satin Natural","offer_id":51896954552601,"sku":"3569newATC-006","price":12499.0,"currency_code":"USD","in_stock":true},{"title":"Piano Black","offer_id":51896954421529,"sku":"3569newATC-007","price":16499.0,"currency_code":"USD","in_stock":true},{"title":"Piano White","offer_id":51896954454297,"sku":"3569newATC-011","price":16499.0,"currency_code":"USD","in_stock":true},{"title":"Oak Gloss","offer_id":51896954355993,"sku":"3569newATC-010","price":16999.0,"currency_code":"USD","in_stock":true},{"title":"Walnut Gloss","offer_id":51896954487065,"sku":"3569newATC-009","price":16999.0,"currency_code":"USD","in_stock":true},{"title":"Cherry Gloss","offer_id":51896954290457,"sku":"3569newATC-008","price":16999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/ATC_SCM20ASLT_Active_Tower_Speakers_black_ash.jpg?v=1771255291","url":"https:\/\/tmraudio.com\/products\/atc-scm20aslt-active-floorstanding-speakers","provider":"The Music Room","version":"1.0","type":"link"}