Quantum DLT1

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Tape Drives, Autoloaders & Libraries

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Quantum DLT1

Overview

Designed for enterprise networking systems of workgroups, intranets and extranets, the new Quantum DLT1 backs up an entire small to medium sized server or workstation on a single DLTtape IV cartridge. Based on the industry standard DLTtape™ technology, the DLT1 delivers fast and dependable performance, cost effectively. It will easily integrate into your existing or new network system, as the DLT1 works with practically all the popular backup software packages and hardware platforms.

Benefits

	Native capacity of 40 GB at 3 MB/s
	2:1 Compression allows 80 GB at 6 MB/s
	Read compatible with the DLT 4000 format
	Industry standard, with over 1.5 million drives sold
	Ubiquitous, with over 55 million tape cartridges sold
	Open system, supported by many manufacturers
	More than 200,000 hours MTBF at 100% duty cycle

Data Sheet (pdf)

Performance Specifications
Native sustained transfer rate	3 MB/s
2:1 compressed transfer rate	6 MB/s
(dependent on data type)
Burst transfer rate, synchronous	20 MB/s
Native formatted capacity	40 GB
2:1 compressed capacity	80 GB
(dependent on data type)
Average file access time	68 sec
Interfaces available	Wide Ultra SCSI, Low Voltage Differential

Tape Format Specifications
Recording format	168 tracks, as 84 logical track pairs
Recording density	123 k bits / inch
Track density	336 tpi
Encoding method	RLL 1,7
Data compression	DLZ

Reliability Specifications
MTBF	> 200,000 hours at 100% duty cycle
Head life	> 30,000 hours
Uncorrected error rate	1 x 10¹⁷ bits read
Undetected error rate	1 x 10²⁷ bits read
Warranty	3 years

Physical	internally configured		self enclosed
Width	5.75"	144.8 mm	8.38"	212.85 mm
Height	3.4"	86.36 mm	3.94"	100.08 mm
Depth	7.99"	202.95 mm	10.44"	277.88 mm
Weight	2.9 lb	1.32 kg	8.7 lb	3.94 kg

Environmental Limits
Operating
Temperature	50° to 104° F / 10° to 40° C
Non-condensing humidity	20% to 80%
Altitude	30,000' max

Non-Operating
Temperature	-40° to 151° F / -40° to 66° C
Non-condensing humidity	10% to 95%
Altitude	30,000' max

Power Specification
Voltage	+5V, +12V
Power consumption	15 Watts (average read / write operation)

Media/Format Compatibility
DLTtape IV	40 GB native capacities
DLT cleaning tape	20 uses

Tape Life
Archive storage - with < 5% loss in demagnetization at 20° C and 40% non-condensing humidity	> 30 years
Durability - average in typical office / computing environment	1,000,000 head passes

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