Ken Shirriff on Twitter: "An IBM 729 tape drive holds loops of tape in vacuum columns, allowing the tape to start and stop suddenly. One of the vacuum pumps @ComputerHistory failed and
Magnetic Tape Drives - Breakfast Bytes - Cadence Blogs - Cadence Community
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FACOM 603 Magnetic Tape Unit-Computer Museum
Innovations in the Design of Magnetic Tape Subsystems | Semantic Scholar
9 Track Tape | Encyclopedia MDPI
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Ken Shirriff on Twitter: "Old tape drive maintenance at @ComputerHistory. We fixed the door latch on a 729 drive. Also investigated a tape drive malfunction, apparently due to a flaky circuit breaker.
729 Tape Unit Refresher
Ken Shirriff on Twitter: "IBM 729 tape drive repair today @ComputerHistory. The tape moves in the vacuum columns, controlled by vacuum switches. Clutches spin the reels to keep enough slack tape in
IBM 729 - Wikipedia
1951: Tape unit developed for data storage | The Storage Engine | Computer History Museum
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IBM 729 - Wikipedia
729 Tape Unit Refresher
IBM 729 - Wikipedia
Magnetic Tape Drives - Breakfast Bytes - Cadence Blogs - Cadence Community
9-track tape - Wikipedia
Vacuum column tape drive - Official Caves of Qud Wiki
TU10 Tape Drive Repair Information
Repairing the card reader for a 1960s mainframe: cams, relays and a clutch
Magnetic Tape - CHM Revolution
Ken Shirriff on Twitter: "We finally fixed the 1960's IBM mag tape drive @ComputerHistory. Slack tape is held in vacuum columns, with pressure switches to sense the tape position. After probing resistor-transistor
File:9-track-drive-open.jpg - Wikimedia Commons
