{"product_id":"sundown-audio-sfb-1800-5-5-channel-amplifier","title":"Sundown Audio SFB-1800.5 5-Channel Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCh. 1–4\u003c\/strong\u003e — 200W x 4 @ 4Ω, 300W x 4 @ 2Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCh. 5 (Sub)\u003c\/strong\u003e — 250W @ 4Ω, 500W @ 2Ω, 1,000W @ 1Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass\u003c\/strong\u003e — 5-channel full-range, bass channel stable to 1 ohm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilters\u003c\/strong\u003e — Variable 12dB LPF\/HPF per channel, bass boost @ 50Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection\u003c\/strong\u003e — Thermal, voltage, speaker short, DC-offset\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Sundown Audio SFB-1800.5 5-Channel Amplifier\u003c\/p\u003e\n\u003cp\u003eThe \"Brazilian Style\" SFB-1800.5 powers a full system from one compact chassis, with four full-range channels rated 200 watts x 4 (4 ohms) or 300 watts x 4 (2 ohms) plus a bass channel rated 250 watts (4 ohms), 500 watts (2 ohms), or 1,000 watts (1 ohm) and stable down to 1 ohm. The full-range channels offer variable 12dB low-pass (50Hz–6kHz) and high-pass (15Hz–6kHz) filters, while channel 5 adds variable 12dB low-pass (50Hz–20kHz) and high-pass (50Hz–1kHz) filters and a bass boost at 50Hz. Power, protection, and clipping indicators and full protection circuitry keep it running, with an optional wired remote. Wire several speakers per channel for a PA array, marine system, or separates plus a dedicated sub. Authorized Sundown Audio dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\"Brazilian Style\" full-bridge design with bass channel stable to 1 ohm\u003c\/li\u003e\n\u003cli\u003eCh. 1–4 variable 12dB low-pass (50Hz–6kHz) and high-pass (15Hz–6kHz)\u003c\/li\u003e\n\u003cli\u003eCh. 5 variable 12dB low-pass (50Hz–20kHz) and high-pass (50Hz–1kHz)\u003c\/li\u003e\n\u003cli\u003eVariable 12dB bass boost @ 50Hz\u003c\/li\u003e\n\u003cli\u003ePower, protection and clipping indicators with optional wired remote\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eCh. 1–4 @ 4Ω \/ 2Ω\u003c\/td\u003e\n\u003ctd\u003e200W \/ 300W x 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCh. 5 @ 4Ω \/ 2Ω \/ 1Ω\u003c\/td\u003e\n\u003ctd\u003e250W \/ 500W \/ 1,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Pass Filter (Ch. 1–4)\u003c\/td\u003e\n\u003ctd\u003e50Hz–6kHz (12dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Pass Filter (Ch. 5)\u003c\/td\u003e\n\u003ctd\u003e50Hz–20kHz (12dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Pass Filter (Ch. 1–4)\u003c\/td\u003e\n\u003ctd\u003e15Hz–6kHz (12dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Pass Filter (Ch. 5)\u003c\/td\u003e\n\u003ctd\u003e50Hz–1kHz (12dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass Boost\u003c\/td\u003e\n\u003ctd\u003e12dB @ 50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eThermal, voltage, speaker short, DC-offset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Sundown Audio","offers":[{"title":"Default Title","offer_id":66820160553005,"sku":"A-SFB18005","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/sundown-audio-sfb-1800-5-5-channel-amplifier-w_8032acc7-b509-4860-abfa-34dc4da53f3d.jpg?v=1782679625","url":"https:\/\/www.jsultimatesounds.com\/products\/sundown-audio-sfb-1800-5-5-channel-amplifier","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}