div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader030fdocumentsnetreader030viewer20220217185b6e5f527f8b9aed178e810fhtml5page1jpg target=_blank img data-url=documentaltec-lansing-1971-catalogue-great-plains-audio-20-mv-phono-2-sensitivityhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Altec Lansing 1971 Catalogue - Great Plains Audio · 20 mV Phono #2 Sensitivity 511B Sectoral Horn 160 lbs Altec Lansing 1971 Catalogue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsnetreader030viewer20220217185b6e5f527f8b9aed178e810fhtml5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader030fdocumentsnetreader030viewer20220217185b6e5f527f8b9aed178e810fhtml5page2jpg target=_blank img data-url=documentaltec-lansing-1971-catalogue-great-plains-audio-20-mv-phono-2-sensitivityhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Altec Lansing 1971 Catalogue - Great Plains Audio · 20 mV Phono #2 Sensitivity 511B Sectoral Horn 160 lbs Altec Lansing 1971 Catalogue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsnetreader030viewer20220217185b6e5f527f8b9aed178e810fhtml5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader030fdocumentsnetreader030viewer20220217185b6e5f527f8b9aed178e810fhtml5page3jpg target=_blank img data-url=documentaltec-lansing-1971-catalogue-great-plains-audio-20-mv-phono-2-sensitivityhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Altec Lansing 1971 Catalogue - Great Plains Audio · 20 mV Phono #2 Sensitivity 511B Sectoral Horn 160 lbs Altec Lansing 1971...