Instruction for the Use of Millivoltmeter 1. Plug it into a 220v socket. 2. Press the power switch at the back to turn on the machine. 3. Connect the signal to be measured to the back, the red and ...Взгляд больше
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Millivolt Voltage Tester used to measure alternating voltages of millivolts and microvolts below the millivolt level.