| Parent directory/ | - | - |
| 2500/ | - | 2025-05-31 03:09Z |
| 2540/ | - | 2025-05-31 03:09Z |
| 3500/ | - | 2025-03-01 20:53Z |
| ads/ | - | 2025-01-23 23:07Z |
| 2540_RefMan.pdf | 5.3 MiB | 2001-11-30 19:04Z |
| 4655-M-500_Digitronics_4566_Paper_Tape_Spooler_1965.pdf | 7.0 MiB | 2025-04-11 19:13Z |
| Digitronics_2500_Paper_Tape_Reader_Nov64.pdf | 8.1 MiB | 2008-04-01 06:59Z |
| Digitronics_2540_Perforated_Tape_Reader_Dec71.pdf | 4.1 MiB | 2010-05-16 22:10Z |
| Digitronics_Acoustic_Coupler_Dec68.pdf | 618.9 KiB | 2007-09-08 05:53Z |
| Digitronics_NRZI_Peak_Detector_196906.pdf | 1.7 MiB | 2021-06-17 15:46Z |
| US3449593_Signal_Slope_Derivative_Detection_Aparatus.pdf | 677.2 KiB | 2021-06-19 20:30Z |