div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 7button div class=ts-image amp-img class=ts-thumb alt=Page 7: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails7jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails8jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: tubebooksorg - Vintage info from the age of vacuum tubes · 2020-02-18 · 02 o c147 02 left tuner audio output to preamplifier section right tuner audio output to preamplifier src=https:reader034vdocumentinreader034viewer20220501015f406e04c5d35157140acfedhtml5thumbnails9jpg width=142 height=106 layout=responsive amp-img divdiv