cleaning out the junk box. who wants them?
Thordarson T-17S18 transformers. audio P.A. system. 3 of them. never used, but old, in original boxes.
500 ohm line to speaker voice coil. 6 taps on output. for 4 or 8 ohms speakers.
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500 ohm line to speaker voice coil. 6 taps on output. for 4 or 8 ohms speakers.
500 ohm line to speaker voice coil. 6 taps on output. for 4 or 8 ohms speakers.