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Ultimate manual & 2 setup chart for nri-70 tube tester
NRI-70 Tube Tester Paperwork package
This is a PAPER package, professional spiral bound, Top Quality.
This manual package has undergone careful restoration, including all instructional text being newly transcribed into computer by hand, factory text & grammar errors corrected, factory addendums integrated into the text, and page layouts enhanced for improved readability.
Tube Charts have both been 600dpi scanned, cleaned up with photoshop, and several chart errors have been corrected.
* Fresh restoration of the Operating Instructions
* restored 1959 Tube Data Supplementary Data Chart
* restored 1963 Tube Data Supplementary Data Chart
* "Important Notice" Bulletins
