Condition: used
Below are links to copies of the schematics and tube specifications
that were found with the boards (they appear to be a photocopy of a photocopy
and thus a bit hard to read).
Link to a text file of notes based on customer questions:
B7971 notes
Simple circuit to test B7971 operation:
B7971 tester
Documents for the B7971:
B7971 Document Page 1
B7971 Document Page 2
B7971 Document Page 3
B7971 Document Page 4
All B7971 Documents above (zipped)
Circuit board schematic:
B7971 circuit
Burroughs Nixie Tube Info
Burroughs B7971 Nixie Tube Info
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