{"product_id":"kef-kasa500-subwoofer-amplifiers","title":"KEF - KASA500 - Subwoofer Amplifiers","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe KASA500 is KEF's DSP-controlled Class D system amplifier for its custom install subwoofers, rated by KEF at 2 x 250 W into 4 ohms or 500 W bridged into 8 ohms.\u003c\/p\u003e\u003cp\u003eIt is the required amplifier for the Ci3160RLb-THX and Ci250RRb-THX, and the active-mode amplifier for the Ci200QSb-THX. Built-in DSP settings match each supported KEF subwoofer, with THX certified performance where applicable.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2 x 250 W Class D amplifier, bridgeable to 1 x 500 W\u003c\/li\u003e\n\u003cli\u003eDSP settings for KEF Ci3160RLb-THX, Ci250RRb-THX, Ci200QSb-THX, Ci200TRb and Ci4100QLb subwoofers (latest firmware), in stereo or mono mode\u003c\/li\u003e\n\u003cli\u003eConfigurable pass-through: full range or high-pass filtered, stereo or mono\u003c\/li\u003e\n\u003cli\u003eMusic sense, 12 V trigger and Always On power modes\u003c\/li\u003e\n\u003cli\u003eFirmware updates via USB using the Windows-based KASA500 Programmer\u003c\/li\u003e\n\u003cli\u003eFreestanding feet or 2U rack mounting; rack ears included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eConnectivity\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSelectable stereo RCA line level or mono LFE RCA input\u003c\/li\u003e\n\u003cli\u003eStereo speaker level input\u003c\/li\u003e\n\u003cli\u003e12 V trigger input (8 to 14 V DC, 1\/8 in. plug)\u003c\/li\u003e\n\u003cli\u003eUSB port for firmware updates (USB A to USB A cable required)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTHX System Configurations (per KEF)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMedium room, THX Certified Select (up to 2,000 cubic feet): 1 x KASA500 with 2 x Ci250RRb-THX, 2 x Ci3160RLb-THX or 4 x Ci200QSb-THX\u003c\/li\u003e\n\u003cli\u003eLarge room, THX Certified Ultra (up to 3,000 cubic feet): 1 x KASA500 with 4 x Ci250RRb-THX, or 2 x KASA500 with 4 x Ci3160RLb-THX or 8 x Ci200QSb-THX\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDSP-controlled Class D subwoofer system amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Output (\u0026lt;1% THD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 x 250 W into 4 ohms; bridged 1 x 500 W into 8 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrossover Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 - 140 Hz, or software bypass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelectable stereo RCA line level or mono LFE RCA; stereo speaker level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e12 V Trigger Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 to 14 V DC at 1.5 mA max, 1\/8 in. female plug (tip positive or tip negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions with Feet (H x W x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e92 x 432 x 304 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions with Rack Ears (H x W x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e88 x 483 x 304 mm (2 EIA rack spaces)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColour\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSold individually\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"KEF","offers":[{"title":"Default Title","offer_id":50715360100609,"sku":"SP3838BA","price":1500.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1133\/9398\/files\/KEF-KASA500-Subwoofer-Amplifiers-australia.jpg?v=1791952537","url":"https:\/\/sydneyhifimonavale.com.au\/products\/kef-kasa500-subwoofer-amplifiers","provider":"Sydney Hi-Fi Mona Vale","version":"1.0","type":"link"}