{"id":11259,"date":"2021-09-27T18:37:11","date_gmt":"2021-09-27T18:37:11","guid":{"rendered":"https:\/\/stereoplus.lv\/product\/kef-reference-1\/"},"modified":"2026-04-16T10:08:08","modified_gmt":"2026-04-16T10:08:08","slug":"kef-reference-1","status":"publish","type":"product","link":"https:\/\/stereoplus.lv\/ru\/product\/kef-reference-1\/","title":{"rendered":"Kef reference 1 (\u043f\u0430\u0440\u0430)"},"content":{"rendered":"<p>Weight<br \/>\n18.2kg (40.1lbs)<br \/>\nH X W X D With Grille And Terminal<br \/>\n440 x 205 x 430 mm (17.3 x 8.1 x 16.9 in. )<br \/>\nDesign<br \/>\nThree-way bass reflex<br \/>\nUnit Measurement<br \/>\nPair<br \/>\nFrequency Range<br \/>\nTypical in room bass response: 30Hz (-6dB)<br \/>\nFree Field &#8212; Short port: 40Hz &#8212; 45kHz (-6dB)<br \/>\nFree Field &#8212; Long port: 37Hz &#8212; 45kHz (-6dB)<br \/>\nTypical In-Room Bass Response<br \/>\n26Hz (-6dB)<br \/>\nFrequency Response<br \/>\n45Hz- 35kHz (\u00b13dB)<br \/>\nHarmonic Distortion<br \/>\n2nd &amp; 3rd harmonics (90dB, 1m)<br \/>\n&lt;0.5% 40Hz &#8212; 100kHz<br \/>\n&lt;0.2% 200Hz &#8212; 10kHz<br \/>\nMaximum Output<br \/>\n111 dB (peak sound pressure level at 1m with pink noise)<br \/>\nAmplifier Class<br \/>\n50-200W<br \/>\nSensitivity<br \/>\n85dB (2.83V\/1m)<br \/>\nNominal Impedance<br \/>\n8Ohms (min.3.2Ohms)<br \/>\nDrive Units<br \/>\nUni-Q driver array:<br \/>\nHF: 25mm (1in.) vented aluminium dome<br \/>\nMF: 125mm (5in.) aluminium<br \/>\nBass units<br \/>\nLF: 1 x165mm (6.5in.) aluminium<br \/>\nCrossover Frequencies 350Hz, 2.8kHz<\/p>\n","protected":false},"excerpt":{"rendered":"<p>3-x \u043f\u043e\u043b\u043e\u0441\u043d\u0430\u044f \u0430\u043a\u0443\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430.<br \/>\n\u041c\u043e\u0449\u043d\u043e\u0441\u0442\u044c: 50-200W<br \/>\n\u0427\u0443\u0432\u0441\u0442\u0432\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c: 85dB<br \/>\n\u0421\u043e\u043f\u0440\u043e\u0442\u0438\u0432\u043b\u0435\u043d\u0438\u0435: 8Ohm<br \/>\n\u0427\u0430\u0441\u0442\u043e\u0442\u043d\u044b\u0439 \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d: 45Hz-35kHz<br \/>\n\u0414\u0438\u043d\u0430\u043c\u0438\u043a\u0438: Tw aluminium 25mm, Mid 125mm, Woofer 1 x 165mm<\/p>\n","protected":false},"featured_media":11250,"template":"","meta":[],"product_cat":[538,376,380],"product_tag":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - 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