Subdirectories in Pertec 7870 tape drive:

• CPM-80 related
• other drive tech data
• pertec pics

Non-image files:

File: 100884_T6x40-T6x60_Sep78.pdf (Portable Document Format image)

File: 15-737_4310_4320_Series_Magnetic_Data_Recording_System_Jun72.pdf (Portable Document Format image)

File: 900554A_tapeRecFundamentals.pdf (Portable Document Format image)

File: Bycer_digitalMagTape_1965.pdf (Portable Document Format image)

File: ECMA-62, 2nd Edition, March 1985.pdf (Portable Document Format image)

File: OSRAM-LED-matrix-8char.pdf (Portable Document Format image)

File: Pertec_7000_Series_Tape_Drive_Brochure_Nov71.pdf (Portable Document Format image)

File: Precision Absolute Value Circuits.pdf (Portable Document Format image)

File: bitlash-users-guide.pdf (Portable Document Format image)

Image files:

Image: 2017-01-09 12.35.06.jpg

Image: Due-pinout-WEB.png