Tandberg 4220 Specifications

Models/capacity: Interfaces: Buffer size: Transfer rate:

TDC 4222 TDC 4220 TDC 4120 SCSI, SCSI-2 256KBytes with parity 200 - 600 KBytes/sec. sustained 3 MBytes burst, synchronous and asynchronous

5.0 GB compressed 2.5 GB native 1.2 GB native

Format & Capacity

Recording format: Write/Read: Read only:

QIC-2GB* QIC-1000 QIC-525 QIC-150 QIC-120 QIC-24

42 tracks 30 tracks 26 tracks 18 tracks 15 tracks 9 tracks

50,800 frpi 45,000 frpi 20,000 frpi 12,500 frpi 12,000 frpi 10,000 frpi

40,600 bpi 36,000 bpi 16,000 bpi 10,000 bpi 10,000 bpi 8,000 bpi

*only TDC 4220 And TDC 4222

System Interface Supports SCSI and SCSI-2, asynchronous and synchronous data transfer

Reliability hard read error rate: MTBF: MTTR:

QIC-2 GB: QIC-1000: QIC-525: QIC-24/120/150: 200,000 hours <30 minutes

<10-11 errors per bit <10-11 errors per bit <10-11 errors per bit <10-11 errors per bit

Tape Motion Speed read/write: Speed wind/rewind: Start time (typical):

QIC-2GB: QIC-1000: QIC-525: QIC-24/120/150: 120 ips + speed variations 300 ms

70.0 ips 53.3/80 ips 120 ips 96 ips

Dimensions Drive format: Height: Width: Depth:

5.29: half height 43 mm/1.69 inches 149mm/5.87 inches 216 mm/8.51 inches

Media Data cartridges:

TDC 4120: TDC 4220, TDC 4222:

MAGNUS 1.0, MAGNUS 1.2 DC 9100, DC9120 or equivalent MAGNUS 2.0, MAGNUST2.5 DC 9200, DC 9250 or equivalent

Power Requirements +5 V excl bus terminator (typical): +12 V motor not running (typical): +12 V motor running (typical): Total effect standby (typical): Total effect running (typical): Voltage variations:

500 mA (TDC 4222: 650 mA) 80 mA 900 mA 3.5W 15W +5 V +/- 5% including 100 mV max ripple +12 V +/- 10% including 100 mV max ripple

Environmental Specifications Operating temperature: Storage temperature: Relative humidity: Maximum wet-bulb temperature: Altitude:

+5° C to +45° C/+41° F to + 113° F -30° C to +60° C/-22° F to +140° F 20 - 80% operating 10 - 90% transport +26° C/+78° F 4,000 m/13,124 feet; Operating: 13,000 m/42,653 feet storage

Special Features

• Self-adjusting to variations in media and environmental conditions
• Error correction codes: read-while-write and reed-Solomon level-2 are implemented
• "Flash" memory for easy change of firmware
• QIC-154 ALDC data compression, embedded in hardware (TDC 4222 only)
  

Specifications subject to change without notice