div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: How Receivers Work - American Radio Relay League · Therefore the local oscillator BFO Q6 is offset in frequency by an audio amount For CW reception it is usually between 700 src=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 2button div class=ts-image a href=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5page2jpg target=_blank amp-img class=ts-thumb alt=Page 2: How Receivers Work - American Radio Relay League · Therefore the local oscillator BFO Q6 is offset in frequency by an audio amount For CW reception it is usually between 700 src=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 3button div class=ts-image a href=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5page3jpg target=_blank amp-img class=ts-thumb alt=Page 3: How Receivers Work - American Radio Relay League · Therefore the local oscillator BFO Q6 is offset in frequency by an audio amount For CW reception it is usually between 700 src=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 4button div class=ts-image a href=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5page4jpg target=_blank amp-img class=ts-thumb alt=Page 4: How Receivers Work - American Radio Relay League · Therefore the local oscillator BFO Q6 is offset in frequency by an audio amount For CW reception it is usually between 700 src=https:reader043vdocumentinreader043viewer20220315035c7e5d1b09d3f2a53f8b4d2ahtml5thumbnails4jpg width=142 height=106 layout=responsive amp-imga divdiv