div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=gearradio-gearsanwa-airtronics1980-01-higher-voltage-detailed-study-ofhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: GearRadio gearSanwa-Airtronics1980-01 · higher voltage Detailed study of the pc board reveals no less than eight NE 555 integrated circuits These are the well-known timer loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentssitereader030viewer20220404055e9d1d1b97534667775c7b32html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=gearradio-gearsanwa-airtronics1980-01-higher-voltage-detailed-study-ofhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: GearRadio gearSanwa-Airtronics1980-01 · higher voltage Detailed study of the pc board reveals no less than eight NE 555 integrated circuits These are the well-known timer loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentssitereader030viewer20220404055e9d1d1b97534667775c7b32html5thumbnails2jpg width=140 height=200 divdiv