For those who are interested, there is an active thread in alt.folklore.computer about telephone switches. The subject (obviously having suffered severe drift, a characteristic of a.f.u.) is "5963 (computer grade dual triode) production dates?"
For those who are interested, there is an active thread in alt.folklore.computer about telephone switches. The subject (obviously having suffered severe drift, a characteristic of a.f.u.) is "5963 (computer grade dual triode) production dates?"
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