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Sylvania Speakers: One tests roughly 8 ohms, the other 23?
#2

I figured out the problem. It has to do with how the RCA connectors on the speaker are designed and the insulation or foam that is inside the speaker cabinets. Basically, the center pin or positive pin on the RCA connector has a soldered connection to the wire. The outer barrel or negative side depends totally on crimped connections. It is flared down onto a medium sized terminal connector which then has the wired crimped onto it. I found the connection between that connector and wire was fine, it was the connection between the outer barrel of the RCA connector and the terminal connector that was at fault. The foam had caused an odd corrosion to form and it was building up resistance. I cleaned as best I could and got it down to 9 ohms, then finally decided to run a small bead of solder around the cleaned spot I could reach. That got me down to the 8.1 ohms measured across the screw terminals.  Icon_biggrin  I ended up re-flowing the solder on the positive connection then took apart the second speaker and did the same as it was also showing some issues. Now both are just about right!

No matter where you go, there you are.


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RE: Sylvania Speakers: One tests roughly 8 ohms, the other 23? - by Jayce - 06-30-2018, 06:34 PM



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