{"id":828,"date":"2025-05-27T10:34:36","date_gmt":"2025-05-27T01:34:36","guid":{"rendered":"https:\/\/acoustic-measurement.com\/?post_type=technology&#038;p=828"},"modified":"2025-05-27T10:34:51","modified_gmt":"2025-05-27T01:34:51","slug":"measuredamountofinsulationinhighfrequencyband","status":"publish","type":"technology","link":"https:\/\/acoustic-measurement.com\/en\/technology\/measuredamountofinsulationinhighfrequencyband\/","title":{"rendered":"Measured Sound Insulation Performance of Anechoic Enclosures in the High-Frequency Range"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Sound Insulation Performance of Anechoic Enclosures (Measured and Guaranteed Values)<\/h2>\n\n\n\n<p>Our anechoic enclosures provide both guaranteed and measured sound insulation values across a frequency range of 31.5 Hz to 8 kHz.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Guaranteed Values: Manufacturer-guaranteed performance<\/li>\n\n\n\n<li>Measured Values: Actual results obtained from past measurements<\/li>\n<\/ul>\n\n\n\n<p>In recent years, demand has increased for performance evaluation in higher frequency ranges beyond 8 kHz.<br>We have measured the sound insulation levels at 10 kHz, 12.5 kHz, 16 kHz, and 20 kHz, as shown below:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>Frequency (Hz)<\/th><td>10KHz<\/td><td>12.5KHz<\/td><td>16KHz<\/td><td>20KHz<\/td><\/tr><tr><th>Measured Sound Insulation (dB)<\/th><td>70.2<\/td><td>70.5<\/td><td>68.8<\/td><td>65.6<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u203bMeasurement Instruments: Noise signal generator, speaker, and HBK Type 2250 sound level meter<\/figcaption><\/figure>\n\n\n\n<p>Although sound insulation values above 10 kHz are not covered under the manufacturer&#8217;s warranty, the enclosure demonstrates excellent high-frequency sound insulation performance.<\/p>\n\n\n\n<p>If you are considering an anechoic enclosure combined with a sound level meter, we hope this data serves as a helpful reference.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sound Insulation Performance of Anechoic Enclosures (Measured and Guaranteed Values) Our anechoic enclosures provide both guaranteed and measured sound insulation values across a frequency range of 31.5 Hz to 8 kHz. In recent years, demand has increased for performance evaluation in higher frequency ranges beyond 8 kHz.We have measured the sound insulation levels at 10 [&hellip;]<\/p>\n","protected":false},"featured_media":620,"parent":0,"template":"","solution_cat":[4],"class_list":["post-828","technology","type-technology","status-publish","has-post-thumbnail","hentry","solution_cat-tax_aeb","en-US"],"acf":[],"_links":{"self":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/technology\/828","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/technology"}],"about":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/types\/technology"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/media\/620"}],"wp:attachment":[{"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/media?parent=828"}],"wp:term":[{"taxonomy":"solution_cat","embeddable":true,"href":"https:\/\/acoustic-measurement.com\/wp-json\/wp\/v2\/solution_cat?post=828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}