div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentsusreader042viewer20220225145af3aaa77f8b9a74448bcdf8html5page1jpg target=_blank img data-url=documenttezukuri-amporg-uda-12ax7-s998s998a-6bx7gt-most-of-beam-horizontal-amp-tubeshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: tezukuri-amporg Uda 12AX7 S998S998A 6BX7GT most of beam horizontal amp tubes like 6DQ6B* Power amplifier Dual triodes 15k pair cf Beamspentodes 7AC PK NFB 2 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsusreader042viewer20220225145af3aaa77f8b9a74448bcdf8html5thumbnails1jpg width=140 height=200 adivdiv