Страница 1: ...interference may use an ncorrecl or unstable heart readino to disDlav Siqnal interfe rene in the environment can be due to electromaqnelic disturbanceis These inav occur near high voltage power lines...
Страница 2: ...an apprcved seMce center annually NO E L Alam is st on automalicllv afrer the alam lime is st 2 When il reaches e alsm lime lhe ahm beoin to sound and i n fashing for 30 mds and lhev 6n be sboo bv DB...
