{"product_id":"fbt-subline-218sa","title":"FBT SUBLINE 218SA Active Subwoofer","description":"\u003ch2\u003eFBT SUBLINE 218SA Active Subwoofer\u003c\/h2\u003e\n\u003cp\u003eThe FBT SUBLINE 218SA is an active bass-reflex subwoofer with two 18-inch low-frequency drivers.\u003c\/p\u003e\n\u003cp\u003eA built-in 1200 W RMS Class D amplifier drives both woofers, each with a 3-inch voice coil. Its specified frequency response is 30–100 Hz (-6 dB), while peak SPL reaches 140 dB in half-space.\u003c\/p\u003e\n\u003cp\u003eThe DSP offers six presets, including cardioid and infra configurations. Adjustable delay and phase reversal help align the subwoofer with the rest of a sound system.\u003c\/p\u003e\n\u003cp\u003eStereo XLR inputs accept the source signal, and XLR link outputs pass it onward. The birch plywood cabinet has four aluminium handles and two top-mounted M20 pole sockets.\u003c\/p\u003e\n\u003ch3\u003eMain Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo 18-inch woofers with 3-inch voice coils form the model's low-frequency system.\u003c\/li\u003e\n\u003cli\u003eThe built-in 1200 W RMS Class D amplifier removes the need for a separate power amplifier.\u003c\/li\u003e\n\u003cli\u003eSix DSP presets provide choices for different low-frequency system setups.\u003c\/li\u003e\n\u003cli\u003eCardioid and infra presets adapt the DSP to different low-frequency system setups.\u003c\/li\u003e\n\u003cli\u003eAdjustable delay helps align this subwoofer in time with the main loudspeakers.\u003c\/li\u003e\n\u003cli\u003eA phase reversal switch provides 0° and 180° positions for system alignment.\u003c\/li\u003e\n\u003cli\u003eStereo XLR inputs and link outputs accept a source and pass the signal onward.\u003c\/li\u003e\n\u003cli\u003eTwo M20 sockets accept suitable speaker poles, while four handles assist with moving the cabinet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer code:\u003c\/strong\u003e 38774\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e active bass-reflex subwoofer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLF woofers:\u003c\/strong\u003e 2 × 18 in, 3 in voice coils\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmplifier:\u003c\/strong\u003e 1200 W RMS, Class D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeak amplifier power:\u003c\/strong\u003e 2400 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e 30–100 Hz (-6 dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum SPL:\u003c\/strong\u003e 137 dB continuous \/ 140 dB peak (half-space)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispersion:\u003c\/strong\u003e omnidirectional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrossover frequency:\u003c\/strong\u003e 100 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput impedance:\u003c\/strong\u003e 22 kΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSP and controls:\u003c\/strong\u003e 6 presets, delay, phase reversal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e stereo XLR inputs and XLR link outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 2 M20 pole sockets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC power requirement:\u003c\/strong\u003e 1050 VA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower cord length:\u003c\/strong\u003e 7 m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e 18 mm birch plywood with a scratch-resistant finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 970 × 661 × 670 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct net weight:\u003c\/strong\u003e 83.5 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × FBT SUBLINE 218SA active subwoofer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho Is It For\u003c\/h3\u003e\n\u003cp\u003eSuitable for the low-frequency section of larger live sound and DJ systems, as well as fixed installations in halls and clubs that need dedicated bass reinforcement.\u003c\/p\u003e\n\u003ch3\u003eCan’t find the FBT product you are looking for?\u003c\/h3\u003e\n\u003cp\u003eContact us: info@stageiq.lt or +370 636 55536.\u003c\/p\u003e","brand":"FBT","offers":[{"title":"Default","offer_id":56934680789378,"sku":"SUBLINE218SA","price":2595.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/9736\/9730\/files\/fbt-subline-218sa-01.jpg?v=1790245232","url":"https:\/\/stageiq.lt\/en\/products\/fbt-subline-218sa","provider":"STAGE IQ","version":"1.0","type":"link"}