Relaximus, that Zenith is a great piece and so is the Motorola. Does that have the 2 6BQ5 (center channel amp) just for the low freq?
I attached a photo of my friend's Zenith, a cousin to yours.
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KP12-0131.jpg
My RCA speaker has a 15" woofer, I need to find the HiFi half .
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RCA speaker.jpg