Help Need to combine L and R feeds for mono amp


I need to combine the L and R channel signals from a stereo CD player, and other stereo sources as well, to feed a mono amp. Can you tell me how to build a bridge device to accomplish this - maybe send me a simple schematic?

All help appreciated.
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This is for a vintage setup with HH Scott preamp/amp, Klipsch Corner Horn, Thorens TT, etc.
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Showing 1 response by ar_t

Try this:

1 kilohm to each output. Tie the loose ends together. Take that into your mono amp. You may have to juggle the value some, and perhaps add a resistor to ground at that common point.