[Repeater-Builder] Re: NSN 6054A 12W speaker schematic ?

Thank you all!! That was exactly it, the LM-1877! Actually, now that you mention it, I recall seeing it in my Forest Mimms books from Radio Shack years ago. And Mike, thanks for confirming the details of the circuit operation for me. Thanks again! Albert BTW, I thought I posted a reply

[Repeater-Builder] Re: NSN 6054A 12W speaker schematic ?

Thanks, that was it. And you know what. Now that I see it, I do recall reading about that power op-amp in one of my Forest Mimms books years ago. Also it is interesting in that they used a 2W driver in a bridged configuration to drive a transistor amp. I guess higher power op-amps were not