Milliammeter EDM

Idi gbogbogbo Milliammeter, o yẹ fun yàrá ile-iwe lati wiwọn aafo lọwọlọwọ. – Pẹlu Circuit aabo ti diode ohun alumọni lori aṣọ mita, ominira lati ibajẹ apọju–Ipejuwe asekale kikun ti?