{"product_id":"rad4g3","title":"Monitor Audio Radius 3 4G Bookshelf Speakers - Pair | RAD4G3","description":"\u003cp\u003e\u003cstrong\u003eMonitor Audio Radius 3 4G\u003c\/strong\u003e is a compact passive 2-way mini-monitor designed for stereo, TV, film, gaming, surround and multi-room projects where a small cabinet still needs meaningful bass extension and output. It is sold as a manufacturer-defined pair in High Gloss Black or Satin White.\u003c\/p\u003e\n\u003cp\u003eEach speaker uses a \u003cstrong\u003e4.5-inch RST III C-CAM bass-mid driver\u003c\/strong\u003e and a \u003cstrong\u003e25 mm C-CAM Gold Dome tweeter\u003c\/strong\u003e. A ported enclosure tuned to 53 Hz helps extend the published in-room response to 44 Hz, while Monitor Audio rates the speaker at 107 dB maximum peak SPL and 75 W continuous power handling.\u003c\/p\u003e\n\u003ch2\u003eRadius 3 4G at a glance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold as:\u003c\/strong\u003e Pair — two speakers per sell unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Passive, wired, 2-way bookshelf \/ mini-monitor loudspeaker.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivers:\u003c\/strong\u003e 1 × 4.5 in RST III C-CAM bass-mid driver + 1 × 25 mm C-CAM Gold Dome tweeter per speaker.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e 44 Hz–35 kHz, in-room (-6 dB).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal \/ minimum impedance:\u003c\/strong\u003e 8 ohms \/ 4 ohms at 250 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous power handling:\u003c\/strong\u003e 75 W.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum peak SPL:\u003c\/strong\u003e 107 dB.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass alignment:\u003c\/strong\u003e Ported; 53 Hz tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrossover:\u003c\/strong\u003e 2.7 kHz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinishes:\u003c\/strong\u003e High Gloss Black and Satin White.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompact performance with deeper extension\u003c\/h2\u003e\n\u003cp\u003eRadius 3 4G is the larger of the two compact Radius 4G models. Compared with Radius 1, it trades a little more cabinet volume for substantially lower published bass extension and higher output. Through-bolt driver bracing, the RST III bass-mid driver, a C-CAM Gold Dome tweeter and the tuned reflex enclosure are engineered as a compact high-fidelity system rather than as a lifestyle-only satellite speaker.\u003c\/p\u003e\n\u003ch2\u003eAmplifier matching\u003c\/h2\u003e\n\u003cp\u003eThe speaker is rated at \u003cstrong\u003e8 ohms nominal\u003c\/strong\u003e and reaches a published minimum of \u003cstrong\u003e4 ohms at 250 Hz\u003c\/strong\u003e. Monitor Audio recommends \u003cstrong\u003e40–75 W RMS into 8 ohms\u003c\/strong\u003e or \u003cstrong\u003e75–150 W RMS into 4 ohms\u003c\/strong\u003e. This provides a useful specification window for stereo amplifiers, AV receivers and distributed-audio designs.\u003c\/p\u003e\n\u003ch2\u003eDesktop, stand or wall installation\u003c\/h2\u003e\n\u003cp\u003eRadius 3 4G can be placed on furniture, isolated with the \u003ca href=\"\/products\/rad4gdpb\"\u003eRadius Desk Pad 4G\u003c\/a\u003e, mounted on the \u003ca href=\"\/products\/rad4gst\"\u003eRadius Floor Stand 4G\u003c\/a\u003e, or wall mounted using the current \u003ca href=\"\/products\/bfixm\"\u003eFIX-M\u003c\/a\u003e bracket. Monitor Audio's current Radius 3 documentation lists FIX-M as the compatible wall bracket; MASM is therefore not represented here as a current Radius 3 compatibility claim.\u003c\/p\u003e\n\u003cp\u003eFor deeper low-frequency output, add a subwoofer such as the \u003ca href=\"\/products\/vesw10\"\u003eVestra W10\u003c\/a\u003e. Monitor Audio's Radius support guidance suggests \u003cstrong\u003e60 Hz as a starting crossover point\u003c\/strong\u003e for Radius 3 4G when paired with a subwoofer.\u003c\/p\u003e\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSystem format\u003c\/th\u003e\n\u003ctd\u003e2-way passive loudspeaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e44 Hz–35 kHz, in-room (-6 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e84 dB, 2.83 Vrms @ 1 m, free-field\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNominal impedance\u003c\/th\u003e\n\u003ctd\u003e8 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMinimum impedance\u003c\/th\u003e\n\u003ctd\u003e4 ohms @ 250 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum peak SPL\u003c\/th\u003e\n\u003ctd\u003e107 dB, AES75 Z-weighted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eContinuous power handling\u003c\/th\u003e\n\u003ctd\u003e75 W, CTA 426-B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRecommended amplifier power\u003c\/th\u003e\n\u003ctd\u003e75–150 W into 4 ohms \/ 40–75 W into 8 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBass alignment\u003c\/th\u003e\n\u003ctd\u003ePorted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePort tuning\u003c\/th\u003e\n\u003ctd\u003e53 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCrossover frequency\u003c\/th\u003e\n\u003ctd\u003e2.7 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions (H × W × D)\u003c\/th\u003e\n\u003ctd\u003e255 × 150 × 201 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e3.7 kg each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eFinish, SKU and GTIN\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003cth\u003eSKU \/ MPN\u003c\/th\u003e\n\u003cth\u003eGTIN-13\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh Gloss Black\u003c\/td\u003e\n\u003ctd\u003eRAD4G3B\u003c\/td\u003e\n\u003ctd\u003e5061070620746\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSatin White\u003c\/td\u003e\n\u003ctd\u003eRAD4G3SW\u003c\/td\u003e\n\u003ctd\u003e5061070620753\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eDealer planning note:\u003c\/strong\u003e Radius 3 4G is treated as a special-order \/ non-stock product unless availability is confirmed otherwise. Sold as a manufacturer-defined pair.\u003c\/p\u003e","brand":"Monitor Audio","offers":[{"title":"High Gloss Black","offer_id":67531010670783,"sku":"RAD4G3B","price":645.88,"currency_code":"CAD","in_stock":true},{"title":"Satin White","offer_id":67531010703551,"sku":"RAD4G3SW","price":645.88,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0410\/6262\/9541\/files\/upload-1790781308462.jpg?v=1790781310","url":"https:\/\/www.simplycontrolled.ca\/products\/rad4g3","provider":"Simply Controlled","version":"1.0","type":"link"}