Introdução
This guide uses a 9 volt battery and a digital multimeter to test the functionality of the speakers and the wires.
O que você precisa
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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.
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6Comentários do guia
what if your speaker is from the late 1920s and has 4 wires?
C'è un errore all inizio del servizio i poli sono tutti positivi ????????!!!!!!