Electrician of begin to learn: How won't do with avometer? Hand of old electrical engineering handg

Mention avometer, believe personnel of a lot of electrical engineering technology are very familiar, it is hand almost, apply very extensive, line is maintained in personnel of electric power technology, the platoon checks breakdown, wiring, school line when, can use avometer, almost each old electrician is very familiar to avometer, but the master that learns electrical engineering skill to firm introduction, won't use avometer be absent a few, even some masters return poor grade of meeting occurrence attune or span, create the situation of burned-out avometer, these are very common, we see digital type avometer today, the use note that digital type avometer reads in light of the key and how to measure voltage, electric current, resistor, capacitance, of diode and dynatron: