div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentsnetreader042viewer20220214205ab944667f8b9ab62f8da50chtml5page1jpg target=_blank img data-url=bt-50-std-spec-2014-11-18title-bt-50-std-spec-created-date-11182014-105033htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: BT-50 STD Spec · PDF file · 2014-11-18Title: BT-50 STD Spec Created Date: 11182014 10:50:33 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentsnetreader042viewer20220214205ab944667f8b9ab62f8da50chtml5thumbnails1jpg width=140 height=200 adivdiv