07-15-2013, 02:02 PM
They are passive resonators, that help dampen out cabinet sympathetic vibrations.
Ron can correct me if I'm wrong, but many of those high-end cabinet did have backs.
Chuck
Ron can correct me if I'm wrong, but many of those high-end cabinet did have backs.
Chuck
Chuck Schwark,
The Philco Repair Bench
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http://www.philcorepairbench.com