{"id":197607,"date":"2024-10-19T12:34:39","date_gmt":"2024-10-19T12:34:39","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/asa-s3-21-2004-r2019\/"},"modified":"2024-10-25T05:08:10","modified_gmt":"2024-10-25T05:08:10","slug":"asa-s3-21-2004-r2019","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/asa\/asa-s3-21-2004-r2019\/","title":{"rendered":"ASA S3.21 2004 R2019"},"content":{"rendered":"<p>None<\/p>\n<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>11<b><\/td>\n<td>1 Scope <br \/> 1.1 Purpose of standard <br \/> 1.2 Limit of standard <br \/> 1.3 Modifications of standard procedures <br \/> 1.4 Source <br \/> 2 Normative References  <\/td>\n<\/tr>\n<tr>\n<td><b>12<b><\/td>\n<td>3 Definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>14<b><\/td>\n<td>4 General Requirements <br \/> 4.1 Ear canal <br \/> 4.2 Earphone placement <br \/> 4.3 Instructions <br \/> 4.4 Response task <br \/> 4.5 Interpretation of response  <\/td>\n<\/tr>\n<tr>\n<td><b>15<b><\/td>\n<td>4.5.1 On response and off response <br \/> 4.5.2 Latency of response <br \/> 4.5.3 False responses <br \/> 5 Determination of threshold <br \/> 5.1 Familiarization procedure <br \/> 5.2 Determination of threshold <br \/> 5.2.1 Tone duration <br \/> 5.2.2 Interval between tones  <\/td>\n<\/tr>\n<tr>\n<td><b>16<b><\/td>\n<td>5.2.3 Level of first presentation <br \/> 5.2.4 Levels of succeeding presentations <br \/> 5.2.5 Threshold of hearing <br \/> 6 Standard Procedures for Air-Conduction Measures <br \/> 6.1 Test environment <br \/> 6.2 Instrumentation and calibration <br \/> 6.3 Frequency <br \/> 6.4 Order <br \/> 6.5 Masking in air-conduction audiometry  <\/td>\n<\/tr>\n<tr>\n<td><b>17<b><\/td>\n<td>6.6 Recording of result <br \/> 6.6.1 Audiogram form <br \/> 6.6.2 Audiogram Symbols <br \/> 6.6.3 Other information <br \/> ii<br \/>\n 7 Standard Procedures for Bone-Conduction Measures in Diagnostic Audiometry <br \/> 7.1 Instrumentation <br \/> 7.2 Calibration <br \/> 7.3 Vibrator placement <br \/> 7.4 Covering of ear  <\/td>\n<\/tr>\n<tr>\n<td><b>18<b><\/td>\n<td>7.5 Frequencies <br \/> 7.6 Order <br \/> 7.7 Masking <br \/> 7.8 Recording of results  <\/td>\n<\/tr>\n<tr>\n<td><b>19<b><\/td>\n<td>Annex A <br \/> A.1 Air-conduction symbols <br \/> A.2 Bone-conduction symbols <br \/> A.3 Symbols representation <br \/> A.4 Multiple notation <br \/> A.5 No response  <\/td>\n<\/tr>\n<tr>\n<td><b>20<b><\/td>\n<td>A.6 Separate forms <br \/> A.7 Lines connecting symbols <br \/> A.8 Color coding  <\/td>\n<\/tr>\n<tr>\n<td><b>22<b><\/td>\n<td>Annex B <br \/> B.1 General information  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>ANSI\/ASA S3.21-2004 (R2019) American National Standard Methods for Manual Pure-Tone Threshold Audiometry<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/asa\/\"><b>ASA<\/b><\/a><\/td>\n<td>2004<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":197609,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2652],"product_tag":[],"class_list":{"0":"post-197607","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-asa","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/197607","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/197609"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=197607"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=197607"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=197607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}