{"product_id":"qsc-ac-s4t-bk","title":"QSC {QSYS} AC-S4T-BK","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\r\n\u003cp\u003eThe black \u003cspan\u003eAC-S4T-BK AcousticCoverage Loudspeaker\u003c\/span\u003e from \u003cspan\u003eQSC\u003c\/span\u003e is a surface mounted 4\" two-way loudspeaker with a 70\/100V transformer, suitable for voice paging and background music sound reinforcement applications.\u003c\/p\u003e\r\n\u003cp\u003eThis loudspeaker features a 4\" polypropylene cone transducer with a butyl rubber surround and a 1\" aluminum dome tweeter designed to offer clarity through the critical vocal range for increased speech intelligibility. With 130° of conical coverage, the AC-S4T-BK reduces the number of loudspeakers required for even coverage in close proximity.\u003c\/p\u003e\r\n\u003cp\u003eThe UV treated high-impact ABS enclosure and ported baffle assembly has been optimally tuned for added musicality, creating low frequency extension down to 70 Hz. The AC-S4T-BK utilizes a 16W low-saturation and low-loss 70\/100V transformer with varying selectable taps, including an 8-ohm bypass to maintain this frequency response.\u003c\/p\u003e\r\n\u003cp\u003eAdvanced voicing via QSC Intrinsic Correction techniques are obtainable using Q-Sys networked audio processing platforms, including CXD amplifiers for a complete QSC systems solution. The loudspeaker features a 4-pole Euroblock connector for loop thru wiring, located on the rear of the enclosure. The Euroblock can accept four 18AWG pairs.\u003c\/p\u003e\r\n\u003cp\u003eThe AC-S4T-BK features brass inserts to accept the included yoke mount, and it is secured using the supplied thumb bolts. The grille has a spring loaded and rotatable logo for installation convenience in either horizontal or vertical deployments. To assist in successful systems integration, complete EASE, CAD, and BIM files are available for download online.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003ePriced individually but must be purchased in pairs.\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eHigh quality transducers provide clarity through the critical voice range\u003c\/li\u003e\r\n\u003cli\u003ePorted baffle for increased low frequency extension down to 70 Hz\u003c\/li\u003e\r\n\u003cli\u003eLow saturation 70\/100V transformers with 8 ohm bypass\u003c\/li\u003e\r\n\u003cli\u003e4-pole Euroblock connector eases system wiring\u003c\/li\u003e\r\n\u003cli\u003eAdvanced voicing via QSC Intrinsic Correction, applied using Q-Sys processing or CXD amplifier platforms\u003c\/li\u003e\r\n\u003cli\u003eComplete EASE, CAD \u0026amp; BIM information available online\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cdl class=\"js-featureSectionDL\"\u003e\u003c\/dl\u003e\r\n\u003ch3\u003eSpecs\u003c\/h3\u003e\r\n\u003ctable class=\"striped\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eEffective frequency range\u003csup\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/sup\u003e\n\u003c\/td\u003e\r\n\u003ctd\u003e70 Hz–20 kHz\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eRated noise power \/ voltage\u003csup\u003e\u003cspan\u003e2\u003c\/span\u003e\u003c\/sup\u003e\n\u003c\/td\u003e\r\n\u003ctd\u003e16 watts \/ 11.3 volts rms\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eBroad-band sensitivity\u003csup\u003e\u003cspan\u003e3\u003c\/span\u003e\u003c\/sup\u003e\n\u003c\/td\u003e\r\n\u003ctd\u003e85 dB SPL\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eCoverage angle (-6 dB)\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003e130° conical (500 Hz–5 kHz)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eDirectivity factor (Q)\u003c\/td\u003e\r\n\u003ctd\u003e6\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eDirectivity Index\u003c\/td\u003e\r\n\u003ctd\u003e8 dB\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eMaximum continuous SPL\u003csup\u003e\u003cspan\u003e4\u003c\/span\u003e\u003c\/sup\u003e\n\u003c\/td\u003e\r\n\u003ctd\u003e97 dB\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eMaximum peak SPL\u003csup\u003e\u003cspan\u003e4\u003c\/span\u003e\u003c\/sup\u003e\n\u003c\/td\u003e\r\n\u003ctd\u003e103 dB\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eRated impedance\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003e8 ohms\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eRecommended amplifier power\u003c\/td\u003e\r\n\u003ctd\u003e32 watts into 8 ohms\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eTransformer taps\u003c\/td\u003e\r\n\u003ctd\u003e70V: 16, 8, 4, 2, 1 watts\u003cbr\u003e100V: 16, 8, 4, 2 watts\u003cbr\u003e8 ohm bypass\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eLF transducer\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003e100 mm (4 in) Polypropylene woofer with 25 mm (1 in) voice coil\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eHF transducer\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003e25 mm (1 in) Aluminium dome tweeter with 25 mm (1 in) voice coil\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eInput connector type\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003eEuroblock connector with parallel output\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eEnclosure material\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003eUV treated, high impact ABS polymer\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eGrille material\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003ePowder coated steel\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eYoke material\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003ePowder coated steel with brass inserts\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003e\n\u003cspan\u003eEnclosure Details\u003c\/span\u003e\u003cbr\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eIngress protection\u003c\/li\u003e\r\n\u003cli\u003eOperating environment\u003c\/li\u003e\r\n\u003cli\u003eOperating Temperature Range\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/td\u003e\r\n\u003ctd class=\"align-left\"\u003e\n\u003cbr\u003eIP-44\u003cbr\u003eDesigned for indoor use\u003cbr\u003e-20 to 50° C (-4 to 122° F)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eProduct Dimensions (HWD) inches\u003c\/td\u003e\r\n\u003ctd\u003e9.1 x 6.3 x 5.9\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eProduct Dimensions (HWD) mm\u003c\/td\u003e\r\n\u003ctd\u003e230 × 160 × 150\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eNet Weight\u003c\/td\u003e\r\n\u003ctd\u003e5.3 lb \/ 2.4 kg\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eShipping weight\u003c\/td\u003e\r\n\u003ctd\u003e5.3 kg (11.8 lb)\u003cbr\u003epair packed\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eShipping Dimensions (HWD) inches\u003c\/td\u003e\r\n\u003ctd\u003e11.5 × 8.1 × 14.5 \u003cbr\u003epair packed\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eShipping Dimensions (HWD) mm\u003c\/td\u003e\r\n\u003ctd\u003e292 x 206 x 368\u003cbr\u003epair packed \u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eIncluded accessories\u003c\/td\u003e\r\n\u003ctd\u003eYoke mount system, euroblock connector\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd rowspan=\"1\" colspan=\"2\"\u003e\r\n\u003cp\u003e\u003csup\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e Free-field, -10 dB from on-axis sensitivity \u003cbr\u003e\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e2\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e IEC60268-1 noise signal for 2 hours \u003cbr\u003e\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e3\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e On-Axis, free-field sensitivity, 2.83V, 1 m \u003cbr\u003e\u003c\/span\u003e\u003csup\u003e\u003cspan\u003e4\u003c\/span\u003e\u003c\/sup\u003e\u003cspan\u003e Calculated from rated noise voltage and sensitivity\u003c\/span\u003e\u003c\/p\u003e\r\n\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e","brand":"QSC","offers":[{"title":"Default Title","offer_id":43895019733035,"sku":"QSC-AC-S4T-BK","price":101.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/3019\/5243\/files\/q_spk_acs_4t_img_blk_ftrt__94297.1682443129.1280.1280.png?v=1775683519","url":"https:\/\/www.empirepro.com\/products\/qsc-ac-s4t-bk","provider":"Empire Pro","version":"1.0","type":"link"}