Continuity Tester Testing Instruments

Continuity Tester Points :Definition Continuity Tester Testing Instruments, Construction and Working of Continuity Tester It is a simple testing instrument and constructed easily. In this instrument, we use a 3-volt or 6-volt battery, 3v or 6v lamp, a wooden box, lamp holder, connection leads and testing leads. We connect the lamp across battery. The lamp is fled into lamp holder and testing leads are connected to, outer, terminals of wooden box.