impedance
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plug-in input transformers in tube PA?
I have a Bell Sound 5630 tube PA amp I am restoring. It has 3 XLR mic inputs, which are each wired through an octal socket on the chassis before going to the first preamp stage. The sockets are marked (on the chassis and the schematic) as "Low impedance input transformer socket". They currently...- pgraham
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- impedance input microphone transformer
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- Forum: PA Systems
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Replacing 8-ohm tweeter with 4-ohm
Hello, new to forum. I've got an original set of ProAc Super Tablettes which use a discontinued SEAS 19mm tweeter crossed at 5kHz. One of them fried from an apparent power surge. Having looked around DIY forums, it would seem that replacing both with Vifa XT19's would be a more than...