Vintage 1970's M&R Enterprises Pennywhistle 103 Acoustic Coupler Modem - RARE For Sale
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These came from a kit in the 70's. You would put your phone on this machine and that's how you connected your computer to someplace else in the world! Pretty neat! Came from a professional vintage collection. In very good shape as well. Will be safely packaged and shipped insured. 30-day warranty.
