はじめに
This guide uses a 9 volt battery and a digital multimeter to test the functionality of the speakers and the wires.
必要な工具と部品
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Speaker Testing Option 1: Connect a 9 Volt battery to the leads of the speaker, positive lead to positive battery end and negative lead to negative battery end.
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To test the continuity of the wires themselves and both ends of a single wire and test the continuity.
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Connect each end of the single wire to the positive and negative leads of the multimeter. If there is an unbroken circuit through the speaker there will be a continuous tone output from the multimeter and/or the meter will not read "OL" (open).
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Capacitor Testing: This will require a digital multimeter with a capacitance testing option.
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Connect the positive lead of the multimeter to the positive lead of the capacitor, and vice versa for the negative. If the capacitor is functioning the multimeter will give a reading that is similar to the ratings given on the capacitor casing.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
16 の人々がこのガイドを完成させました。
Veel beter om dit met een 1.5V batterij te doen ipv 9V.
Eric - 返信