{"product_id":"zapco-harmony-hb-84d-4-channel-compact-class-d-micro-power-amplifier","title":"Zapco Harmony HB 84D 4-Channel Compact Class-D Micro Power Amplifier","description":"\u003ch2\u003eHarmony HB 84D\u003c\/h2\u003e\n\u003cp\u003eUpgrade your vehicle's audio system with the ultra-compact \u003cb\u003eZapco HB 84D\u003c\/b\u003e full-range Class-D amplifier from the Harmony Blue series. Designed for installations where space is limited without sacrificing sound performance, this micro amplifier delivers clean, high-efficiency power (\u003cb\u003e75W x 4 @ 4Ω\u003c\/b\u003e \/ \u003cb\u003e120W x 4 @ 2Ω\u003c\/b\u003e) and bridges up to \u003cb\u003e240W x 2 @ 4Ω\u003c\/b\u003e for front stages or subwoofers.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFull-Range Class-D Efficiency:\u003c\/b\u003e Provides high output power with minimal current draw and extremely low heat generation in an ultra-small footprint.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFlexible Output Configurations:\u003c\/b\u003e Delivers \u003cb\u003e75W x 4 @ 4Ω\u003c\/b\u003e or \u003cb\u003e120W x 4 @ 2Ω\u003c\/b\u003e, and bridgeable to \u003cb\u003e240W x 2 @ 4Ω\u003c\/b\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eOEM \u0026amp; Aftermarket Ready:\u003c\/b\u003e Equipped with both RCA Low-Level inputs and Speaker High-Level inputs for direct connection to factory radios or aftermarket head units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eVariable Crossover Tuning:\u003c\/b\u003e Features built-in selectable High-Pass (HPF), Low-Pass (LPF), and Full-Range filters per channel pair for precise speaker tuning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUltra-Compact Chassis:\u003c\/b\u003e Dimensions of just \u003cb\u003e160 mm x 115 mm x 45 mm\u003c\/b\u003e allow easy mounting under seats, behind dashboards, or inside tight glove compartments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e Zapco\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSeries:\u003c\/b\u003e Harmony Blue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eModel:\u003c\/b\u003e HB 84D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eAmplifier Topology:\u003c\/b\u003e Full-Range Class D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eChannels:\u003c\/b\u003e 4-Channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRMS Power Output @ 4 Ohm:\u003c\/b\u003e 75 Watts x 4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRMS Power Output @ 2 Ohm:\u003c\/b\u003e 120 Watts x 4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eBridged Power Output @ 4 Ohm:\u003c\/b\u003e 240 Watts x 2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFrequency Response:\u003c\/b\u003e 15 Hz – 30,000 Hz (±1dB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSignal-to-Noise Ratio (S\/N):\u003c\/b\u003e \u0026gt; 95 dB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTHD + Noise:\u003c\/b\u003e \u0026lt; 0.1%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTHD @ Rated Power:\u003c\/b\u003e \u0026lt; 0.5%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInput Sensitivity:\u003c\/b\u003e 0.25V – 6.0V (Low-Level RCA)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInput Types:\u003c\/b\u003e RCA Low-Level \u0026amp; Speaker High-Level Inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCrossover Modes:\u003c\/b\u003e Selectable HPF \/ Full \/ LPF\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDimensions (L x W x H):\u003c\/b\u003e 160 mm x 115 mm x 45 mm (6.3\" x 4.52\" x 1.77\")\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I connect the Zapco HB 84D to a factory (stock) car stereo?\u003c\/h3\u003e\n\u003cp\u003eYes! The HB 84D includes built-in Speaker High-Level inputs, allowing you to connect it directly to factory head units without requiring external line output converters (LOC).\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e","brand":"Car Concepts Shop","offers":[{"title":"Default Title","offer_id":49347597893787,"sku":null,"price":18890.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/6392\/4891\/files\/Zapco_Harmony_HB_84D_4_channel_compact_class_D_car_audio_amplifier.png?v=1787333342","url":"https:\/\/carconceptsshop.com\/products\/zapco-harmony-hb-84d-4-channel-compact-class-d-micro-power-amplifier","provider":"Car Concepts Shop","version":"1.0","type":"link"}