{"product_id":"concrete-audio-ca1200-4slm-amplifier","title":"Concrete Audio CA1200.4SLM Class D 4-Channel Amplifier","description":"\u003ch3\u003eConcrete Audio CA1200.4SLM – SLM Series\u003c\/h3\u003e\u003cp\u003eHigh-output, four-channel Class D digital amplifier designed for custom audio installations requiring strong, flexible power for multiple speakers. Run four channels or bridge into two channels at the manufacturer's specified impedance.\u003c\/p\u003e\u003ch4\u003eManufacturer-rated output\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e310 watts × 4 at 2 ohms\u003c\/li\u003e\n\u003cli\u003e190 watts × 4 at 4 ohms\u003c\/li\u003e\n\u003cli\u003e650 watts × 2 bridged at 4 ohms\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eFour-channel Class D digital amplifier; 2-ohm stereo stable\u003c\/li\u003e\n\u003cli\u003eFrequency response: 10 Hz–30 kHz\u003c\/li\u003e\n\u003cli\u003eSignal-to-noise ratio: greater than 93 dB\u003c\/li\u003e\n\u003cli\u003eEfficiency at full power: 80% (manufacturer stated)\u003c\/li\u003e\n\u003cli\u003eDamping factor: greater than 180\u003c\/li\u003e\n\u003cli\u003eInput impedance: 22 kΩ\u003c\/li\u003e\n\u003cli\u003eChannel separation: 50 dB\u003c\/li\u003e\n\u003cli\u003eTotal harmonic distortion: less than 0.1%\u003c\/li\u003e\n\u003cli\u003eInput sensitivity: 0.35–8 V\u003c\/li\u003e\n\u003cli\u003eSelectable crossover: 20–700 Hz or 200 Hz–7 kHz using ×10 switch\u003c\/li\u003e\n\u003cli\u003eLow-pass crossover: 20–700 Hz\u003c\/li\u003e\n\u003cli\u003ePower connection: 4-gauge\u003c\/li\u003e\n\u003cli\u003eDimensions (H × W × L): 2.4 × 5.5 × 7 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstallation note:\u003c\/strong\u003e Use a 4-ohm load when bridging channels, and size wiring, fusing, and electrical supply for the complete system. Power figures are manufacturer-listed ratings.\u003c\/p\u003e","brand":"Concrete Audio","offers":[{"title":"Default Title","offer_id":46243969433669,"sku":"CA1200.4SLM","price":337.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0657\/0737\/6709\/files\/13622.jpg?v=1793635843","url":"https:\/\/www.twistedtreadsoffroad.com\/products\/concrete-audio-ca1200-4slm-amplifier","provider":"Twisted Treads Offroad","version":"1.0","type":"link"}