div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Noise Figures of Radio Receivers - HaraldT Friis - 1944 src=https:reader035fdocumentsinreader035viewer20220814185571f2db49795947648d2a2bhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Noise Figures of Radio Receivers - HaraldT Friis - 1944 src=https:reader035fdocumentsinreader035viewer20220814185571f2db49795947648d2a2bhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Noise Figures of Radio Receivers - HaraldT Friis - 1944 src=https:reader035fdocumentsinreader035viewer20220814185571f2db49795947648d2a2bhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: Noise Figures of Radio Receivers - HaraldT Friis - 1944 src=https:reader035fdocumentsinreader035viewer20220814185571f2db49795947648d2a2bhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv