div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentt-important-feature-of-the-power-supply-is-the-copper-oxide-rectifier-for-supplyinghtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: thehistoryofrecordingcomthehistoryofrecordingcomManualsMagnecordMagnecord_PTAn important feature of the power supply is the copper-oxide rectifier for supplying the 12SJ7 heaters loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsusreader030viewer20220412005d32753688c9939a158db4eehtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentt-important-feature-of-the-power-supply-is-the-copper-oxide-rectifier-for-supplyinghtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: thehistoryofrecordingcomthehistoryofrecordingcomManualsMagnecordMagnecord_PTAn important feature of the power supply is the copper-oxide rectifier for supplying the 12SJ7 heaters loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsusreader030viewer20220412005d32753688c9939a158db4eehtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentt-important-feature-of-the-power-supply-is-the-copper-oxide-rectifier-for-supplyinghtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: thehistoryofrecordingcomthehistoryofrecordingcomManualsMagnecordMagnecord_PTAn important feature of the power supply is the copper-oxide rectifier for supplying the 12SJ7 heaters loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...