View source for TU45 magtape drive

{{Infobox Tape drive
| name = TU45
| image = tu45.jpg
| caption = TU45 drive
| imgwidth = 150px
| tape speed = 75 inch/sec
| media = standard half-inch tape
| manufacturer = [[Digital Equipment Corporation]]
| density = 1600 or 800bpi
}}
The TU45 was a manually-loaded nine-track [[magnetic tape drive]] produced by [[Digital Equipment Corporation|DEC]].  

Used 1/2 inch-wide industry standard [[magnetic tape]] with a capacity of 40 megabytes at 1600 bpi per spool. Data transfer speed of 120 KB/sec at 1600 bpi. Maximum of 8 drives per [[device controller]]. Selectable recording density of either 1600 bpi or 800 bpi selectable by software. Read and write speed of 75 inch/sec; rewind speed of 250   inch/sec. Could use tapes of any size up to 2400" reels.

The TU45 is normally used with a [[TM03 magtape controller|TM03]] [[device controller|controller]], which is a [[MASSBUS]] controller; a TM03 can handle up to eight TU45 drives.

The TU45/TM03 with an RH780 Massbus Adapter of the VAX-11/780 is denominated as a '''TEU45'''. 

==External links==

* [http://www.bitsavers.org/pdf/dec/magtape/tu45/ER-00016_TU-45_Maint_May78.pdf ER-00016 Digital Model TU45 Dual Format Synchronous Read After Write Tape Transport]

[[Category: DEC Tape Drives]]