div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails1jpg width=140 height=200 divdiv class=annotationTitlesjohnsondiv div class=annotationSubjectApproveddivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=must-be-set-on-tube-test-when-instrument-is-used-as-a-tube-tester-b-the-centerhtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: stevenjohnsoncommust be set on TUBE TEST when Instrument Is used as a tube tester b The Center swl tch In the top row controls the filament voltage The 530 and 51CX testers are loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer20220130095e7aad72d1bfa762ee4771f8html5thumbnails14jpg width=140 height=200 divdiv
