{"id":4886,"date":"2022-02-12T14:47:09","date_gmt":"2022-02-12T13:47:09","guid":{"rendered":"https:\/\/dfm.dk\/services\/calibration\/calibration-acoustics\/"},"modified":"2022-08-21T18:12:40","modified_gmt":"2022-08-21T16:12:40","slug":"calibration-acoustics","status":"publish","type":"page","link":"https:\/\/dfm.dk\/en\/services\/calibration\/calibration-acoustics\/","title":{"rendered":"Acoustics"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.14.4&#8243; background_enable_color=&#8221;off&#8221; use_background_color_gradient=&#8221;on&#8221; background_color_gradient_start=&#8221;#000000&#8243; background_color_gradient_end=&#8221;rgba(0,0,0,0)&#8221; background_color_gradient_direction=&#8221;90deg&#8221; background_color_gradient_end_position=&#8221;80%&#8221; background_image=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2020\/12\/Ydelser_Kalibrering_Forside_Akustik.jpg&#8221; background_blend=&#8221;multiply&#8221; max_height=&#8221;500px&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;||0px||false|false&#8221; bottom_divider_repeat=&#8221;0x&#8221; bottom_divider_flip=&#8221;vertical&#8221; bottom_divider_arrangement=&#8221;above_content&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.14.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;4%||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.14.4&#8243; header_font=&#8221;|||on|||||&#8221; header_text_color=&#8221;#FFFFFF&#8221; header_font_size=&#8221;40px&#8221; header_2_font=&#8221;||||||||&#8221; header_2_text_color=&#8221;#FFFFFF&#8221; header_2_font_size=&#8221;40px&#8221; header_3_text_color=&#8221;#FFFFFF&#8221; custom_padding=&#8221;||||false|false&#8221; header_text_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h1 style=\"text-align: left;\"><strong>acoustics<\/strong><\/h1>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.14.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#ffffff&#8221; text_font_size=&#8221;15px&#8221; header_font=&#8221;|300||on|||||&#8221; header_text_color=&#8221;#ffffff&#8221; header_font_size=&#8221;40px&#8221; background_layout=&#8221;dark&#8221; custom_margin=&#8221;30px||||false|false&#8221; custom_padding=&#8221;||8%||false|false&#8221; header_text_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_menu menu_id=&#8221;16&#8243; menu_style=&#8221;centered&#8221; fullwidth_menu=&#8221;on&#8221; active_link_color=&#8221;#ffffff&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; menu_font=&#8221;|||on|on||||&#8221; menu_text_color=&#8221;#ffffff&#8221; background_color=&#8221;#990000&#8243; position_origin_f=&#8221;top_center&#8221; vertical_offset=&#8221;100px&#8221; z_index=&#8221;20&#8243; width=&#8221;100%&#8221; sticky_position=&#8221;top&#8221; custom_css_menu_link=&#8221;  padding-right: 25px;|| padding-left: 25px;&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_fullwidth_menu][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; module_id=&#8221;Top&#8221; _builder_version=&#8221;4.9.4&#8243; background_enable_color=&#8221;off&#8221; custom_padding=&#8221;||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; header_font=&#8221;|300|||||||&#8221; header_2_font=&#8221;|300|||||||&#8221; header_2_font_size=&#8221;32px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2 style=\"text-align: center;\">National Laboratory of Acoustics<\/h2>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; use_custom_gutter=&#8221;on&#8221; gutter_width=&#8221;2&#8243; specialty=&#8221;on&#8221; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;2_3&#8243; specialty_columns=&#8221;2&#8243; _builder_version=&#8221;3.25&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_row_inner _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;2_3&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; header_font=&#8221;|300|||||||&#8221; header_font_size=&#8221;28px&#8221; header_2_font=&#8221;|300|||||||&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2 style=\"text-align: left;\">Acoustics at primary level<\/h2>\n<p>[\/et_pb_text][et_pb_text ul_type=&#8221;square&#8221; ul_position=&#8221;inside&#8221; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;|40px|||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>DFM is the national laboratory for free-field calibrations and one of the best laboratories in the world. We offer many different measurements and calibrations within acoustics and we provide traceability to a large number of manufacturers and laboratories around the world.<\/p>\n<p>We work constant to develop new services that are in demand by Danish companies but also to improve existing services.<\/p>\n<p><span style=\"font-size: 14px;\">We offer services in the following areas:<\/span><\/p>\n<ul><\/ul>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_3,1_3,1_3&#8243; use_custom_gutter=&#8221;on&#8221; gutter_width=&#8221;1&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_3&#8243; saved_specialty_column_type=&#8221;2_3&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text ul_type=&#8221;square&#8221; ul_position=&#8221;inside&#8221; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<ul>\n<li>Calibration of pressure sensitivity<\/li>\n<li>Calibration of free-field sensitivity<\/li>\n<li>HF calibrations<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_3&#8243; saved_specialty_column_type=&#8221;2_3&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text ul_type=&#8221;square&#8221; ul_position=&#8221;inside&#8221; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<ul>\n<li>Reciprocity calibrations<\/li>\n<li>Comparison calibrations<\/li>\n<li>Calibration of pistonphones<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_3&#8243; saved_specialty_column_type=&#8221;2_3&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text ul_type=&#8221;square&#8221; ul_position=&#8221;inside&#8221; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<ul>\n<li>Calibration of sound calibrators<\/li>\n<li>Calibration of ear simulators<\/li>\n<li>Acoustic software<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;20px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;2_3&#8243; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text ul_type=&#8221;square&#8221; ul_position=&#8221;inside&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;|40px|||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><span style=\"font-size: 14px;\">If you have questions, are looking for guidance or can not find what you are looking for on our website then contact us.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][et_pb_column type=&#8221;1_3&#8243; _builder_version=&#8221;3.25&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2020\/12\/TOP_Forskning_Akustik.jpg&#8221; title_text=&#8221;TOP_Research_Acoustics&#8221; show_bottom_space=&#8221;off&#8221; _builder_version=&#8221;4.9.4&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;30px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_divider color=&#8221;#990000&#8243; divider_position=&#8221;center&#8221; divider_weight=&#8221;2px&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; module_id=&#8221;calibration-of-pressure sensitivity&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; background_enable_color=&#8221;off&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2020\/10\/YDELSER_KALIBRERING_AKUSTIK1.jpg&#8221; title_text=&#8221;PERFORMANCE_CALIBRATION_ACOUSTICS # 1&#8243; _builder_version=&#8221;4.7.7&#8243; custom_padding=&#8221;0px||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_font=&#8221;|300|||||||&#8221; header_2_font=&#8221;|300|||||||&#8221; custom_margin=&#8221;-5px||||false|false&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2 style=\"text-align: left;\">Calibration of absolute pressure sensitivity of microphones<\/h2>\n<p>[\/et_pb_text][et_pb_text module_id=&#8221;kalibrering-af-trykf\u00f8lsomhed&#8221; _builder_version=&#8221;4.7.7&#8243; header_text_color=&#8221;#ffffff&#8221; custom_margin=&#8221;||||false|false&#8221; custom_margin_tablet=&#8221;50px||70px||false|false&#8221; custom_margin_phone=&#8221;&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; custom_padding=&#8221;||||true|false&#8221; custom_padding_tablet=&#8221;|10%||10%|false|true&#8221; custom_padding_phone=&#8221;|10%||10%|false|true&#8221; custom_padding_last_edited=&#8221;on|tablet&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: left;\">DFM offers accredited calibration of absolute pressure sensitivity of microphones both as reciprocity, comparison and actuator response.<\/p>\n<p style=\"text-align: left;\">We offer calibrations of all types of microphones over a wide frequency range from 2 Hz to 200 kHz.<\/p>\n<p style=\"text-align: left;\">All calibrations are performed in our accredited laboratory at DTU in Lyngby.<\/p>\n<p><strong><\/strong><\/p>\n<p><strong>Accredited calibration in the area:<\/strong><\/p>\n<p><span style=\"text-decoration: underline;\">Calibration pressure pressure calibration:<\/span><\/p>\n<p>Frequency range (LS1 and selected WS): 2 Hz &#8211; 12.5 kHz<\/p>\n<p>Frequency range (LS2): 2 Hz &#8211; 31.5 kHz<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=&#8221;1_4,1_4,1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_4_font=&#8221;|300|||||||&#8221; header_4_font_size=&#8221;20px&#8221; custom_margin=&#8221;40px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h4>Contact person<\/h4>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/01\/DFM_Salvador.png&#8221; title_text=&#8221;DFM_Salvador&#8221; show_bottom_space=&#8221;off&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; width=&#8221;100%&#8221; custom_margin=&#8221;-30px||||false|false&#8221; custom_padding=&#8221;||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.14.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#ffffff&#8221; width=&#8221;100%&#8221; module_alignment=&#8221;center&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;5%|5%|5%|5%|true|true&#8221; hover_enabled=&#8221;0&#8243; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<h5><strong>Salvador Barrera-Figueroa<\/strong><br \/><span><\/span><\/h5>\n<p><span>Senior Scientist, Acoustics<\/span><br \/><a href=\"tel:+4525459020\"><span>+45 2545 9020<\/span><\/a><br \/><span><a class=\"mail\" href=\"mailto:sbf@dfm.dk\">sbf@dfm.dk<\/a><\/span><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_4_font=&#8221;|300|||||||&#8221; header_4_font_size=&#8221;20px&#8221; custom_margin=&#8221;40px||||false|false&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h4>Datasheet<\/h4>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/03\/Datasheet_Acoustics_EN_2021-03-22_small.jpg&#8221; title_text=&#8221;Datasheet_Acoustics_EN_2021-03-22_small&#8221; url=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/03\/Datasheet_Acoustics_EN_2021-03-22.pdf&#8221; url_new_window=&#8221;on&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;-30px||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; custom_margin=&#8221;||||false|false&#8221; custom_margin_tablet=&#8221;&#8221; custom_margin_phone=&#8221;||0px||false|false&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; custom_padding_tablet=&#8221;&#8221; custom_padding_phone=&#8221;30px||||false|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><span><\/span><\/p>\n<p><span style=\"text-decoration: underline;\">Actuator response:<\/span><\/p>\n<p>Frequency range (WS1, WS2, WS3): 2 Hz &#8211; 100 kHz<\/p>\n<p><strong><\/strong><\/p>\n<p><strong>Calibration outside accreditation in the area:<\/strong><\/p>\n<p><span style=\"text-decoration: underline;\">Actuator response:<\/span><\/p>\n<p>Frequency range (WS1, WS2, WS3): 100 kHz &#8211; 200 kHz<\/p>\n<p>&nbsp;<\/p>\n<p><em>If you want calibration outside these areas, contact us for more information.<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Accredited calibrations are performed in accordance with DANAK Accreditation Reg. Nr. 255 as well as our internally ISO 9001 certified quality system. <\/strong><\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;http:\/\/published.danak.dk\/showdata.asp?schema=kalibreringsdata&amp;lang=d&amp;akk=255&#8243; url_new_window=&#8221;on&#8221; button_text=&#8221;Measurement capability (CMC)&#8221; _builder_version=&#8221;4.7.7&#8243; custom_margin=&#8221;||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_divider color=&#8221;#990000&#8243; divider_position=&#8221;center&#8221; divider_weight=&#8221;2px&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; module_id=&#8221;Calibration-of-free-field sensitivity&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; background_enable_color=&#8221;off&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_font=&#8221;|300|||||||&#8221; header_2_font=&#8221;|300|||||||&#8221; custom_margin=&#8221;-5px||||false|false&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Calibration of free-field sensitivity<\/h2>\n<p>[\/et_pb_text][et_pb_text module_id=&#8221;kalibrering-af-trykf\u00f8lsomhed&#8221; _builder_version=&#8221;4.7.7&#8243; header_text_color=&#8221;#ffffff&#8221; custom_margin=&#8221;||||false|false&#8221; custom_margin_tablet=&#8221;50px||70px||false|false&#8221; custom_margin_phone=&#8221;&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; custom_padding=&#8221;||||true|false&#8221; custom_padding_tablet=&#8221;|10%||10%|false|true&#8221; custom_padding_phone=&#8221;|10%||10%|false|true&#8221; custom_padding_last_edited=&#8221;on|tablet&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>DFM offers calibration of absolute free field sensitivity of microphones, both as reciprocity and comparison.<br \/> We offer calibrations over a wide frequency range.<\/p>\n<p><strong>Accredited calibration in the area:<\/strong><\/p>\n<p><span>Free field reciprocity calibration:<\/span><\/p>\n<p>Frequency range (LS1): 250 Hz &#8211; 21 kHz<\/p>\n<p>Frequency range (LS2): 250 Hz &#8211; 31.5 kHz<\/p>\n<p><span><\/span><\/p>\n<p><span>Free field comparison calibration:<\/span><\/p>\n<p>Frequency range (LS1, WS1): 250 Hz &#8211; 25 kHz<\/p>\n<p>Frequency range (LS2, WS2): 250 Hz &#8211; 30 kHz<\/p>\n<p>Frequency range (WS3): 250 Hz &#8211; 100 kHz<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2020\/10\/YDELSER_KALIBRERING_AKUSTIK2.jpg&#8221; title_text=&#8221;PERFORMANCE_CALIBRATION_ACOUSTICS # 2&#8243; _builder_version=&#8221;4.7.7&#8243; custom_padding=&#8221;0px||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=&#8221;1_2,1_4,1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text module_id=&#8221;Akkrediteret-kalibrering&#8221; _builder_version=&#8221;4.7.7&#8243; custom_margin=&#8221;20px||||false|false&#8221; custom_margin_tablet=&#8221;&#8221; custom_margin_phone=&#8221;||0px||false|false&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; custom_padding_tablet=&#8221;&#8221; custom_padding_phone=&#8221;30px||||false|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p><em>If you want calibration outside these areas, contact us for more information.<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Accredited calibrations are performed in accordance with DANAK Accreditation Reg. Nr. 255 as well as our internally ISO 9001 certified quality system. <\/strong><\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;http:\/\/published.danak.dk\/showdata.asp?schema=kalibreringsdata&amp;lang=d&amp;akk=255&#8243; url_new_window=&#8221;on&#8221; button_text=&#8221;Measurement capability (CMC)&#8221; _builder_version=&#8221;4.7.7&#8243; custom_margin=&#8221;||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_4_font=&#8221;|300|||||||&#8221; header_4_font_size=&#8221;20px&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h4>Datasheet<\/h4>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/03\/Datasheet_Acoustics_EN_2021-03-22_small.jpg&#8221; title_text=&#8221;Datasheet_Acoustics_EN_2021-03-22_small&#8221; url=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/03\/Datasheet_Acoustics_EN_2021-03-22.pdf&#8221; url_new_window=&#8221;on&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;-30px||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_4_font=&#8221;|300|||||||&#8221; header_4_font_size=&#8221;20px&#8221; custom_margin=&#8221;20px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h4>Contact person<\/h4>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/01\/DFM_Salvador.png&#8221; title_text=&#8221;DFM_Salvador&#8221; show_bottom_space=&#8221;off&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; width=&#8221;100%&#8221; custom_margin=&#8221;-30px||||false|false&#8221; custom_padding=&#8221;||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.14.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#ffffff&#8221; width=&#8221;100%&#8221; module_alignment=&#8221;center&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;5%|5%|5%|5%|true|true&#8221; hover_enabled=&#8221;0&#8243; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<h5><strong>Salvador Barrera-Figueroa<\/strong><br \/><span><\/span><\/h5>\n<p><span>Senior Scientist, Acoustics<\/span><br \/><a href=\"tel:+4525459020\"><span>+45 2545 9020<\/span><\/a><br \/><span><a class=\"mail\" href=\"mailto:sbf@dfm.dk\">sbf@dfm.dk<\/a><\/span><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_divider color=&#8221;#990000&#8243; divider_position=&#8221;center&#8221; divider_weight=&#8221;2px&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; module_id=&#8221;calibration-of-piston phones&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; background_enable_color=&#8221;off&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||0px||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2020\/10\/YDELSER_KALIBRERING_AKUSTIK3.jpg&#8221; title_text=&#8221;PERFORMANCE_CALIBRATION_ACOUSTICS # 3&#8243; _builder_version=&#8221;4.7.7&#8243; custom_padding=&#8221;0px||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_font=&#8221;|300|||||||&#8221; header_2_font=&#8221;|300|||||||&#8221; header_2_text_color=&#8221;#000000&#8243; custom_margin=&#8221;-5px||||false|false&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Calibration of piston phone, calibrator and simulator<\/h2>\n<p>[\/et_pb_text][et_pb_text module_id=&#8221;kalibrering-af-trykf\u00f8lsomhed&#8221; _builder_version=&#8221;4.7.7&#8243; header_text_color=&#8221;#ffffff&#8221; custom_margin=&#8221;||||false|false&#8221; custom_margin_tablet=&#8221;50px||70px||false|false&#8221; custom_margin_phone=&#8221;&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; custom_padding=&#8221;||||true|false&#8221; custom_padding_tablet=&#8221;|10%||10%|false|true&#8221; custom_padding_phone=&#8221;|10%||10%|false|true&#8221; custom_padding_last_edited=&#8221;on|tablet&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>DFM offers calibration of piston phones, sound calibrators, multifunction calibrators and ear simulators.<\/p>\n<p><strong><\/strong><\/p>\n<p><strong>Accredited calibration in the area:<\/strong><\/p>\n<p>Pistonphone calibration<\/p>\n<p>Sound calibrator and multifunction calibrator<\/p>\n<p>Ear simulator:<\/p>\n<p>Frequency range: 20 Hz &#8211; 16 kHz<\/p>\n<p><strong><\/strong><\/p>\n<p><em>If you want calibration outside these areas, contact us for more information.<\/em><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=&#8221;1_4,1_4,1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_4_font=&#8221;|300|||||||&#8221; header_4_font_size=&#8221;20px&#8221; custom_margin=&#8221;40px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h4>Contact person<\/h4>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/01\/DFM_Salvador.png&#8221; title_text=&#8221;DFM_Salvador&#8221; show_bottom_space=&#8221;off&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; width=&#8221;100%&#8221; custom_margin=&#8221;-30px||||false|false&#8221; custom_padding=&#8221;||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.14.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#ffffff&#8221; width=&#8221;100%&#8221; module_alignment=&#8221;center&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;5%|5%|5%|5%|true|true&#8221; hover_enabled=&#8221;0&#8243; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;]<\/p>\n<h5><strong>Salvador Barrera-Figueroa<\/strong><br \/><span><\/span><\/h5>\n<p><span>Senior Scientist, Acoustics<\/span><br \/><a href=\"tel:+4525459020\"><span>+45 2545 9020<\/span><\/a><br \/><span><a class=\"mail\" href=\"mailto:sbf@dfm.dk\">sbf@dfm.dk<\/a><\/span><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; header_4_font=&#8221;|300|||||||&#8221; header_4_font_size=&#8221;20px&#8221; custom_margin=&#8221;40px||||false|false&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h4>Datasheet<\/h4>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/03\/Datasheet_Acoustics_EN_2021-03-22_small.jpg&#8221; title_text=&#8221;Datasheet_Acoustics_EN_2021-03-22_small&#8221; url=&#8221;https:\/\/dfm.dk\/wp-content\/uploads\/2021\/03\/Datasheet_Acoustics_EN_2021-03-22.pdf&#8221; url_new_window=&#8221;on&#8221; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;-30px||||false|false&#8221; box_shadow_style=&#8221;preset3&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.7.7&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><strong><\/strong><\/p>\n<p><strong>Accredited calibrations are performed in accordance with DANAK Accreditation Reg. 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