General Performance; Power Requirements; Audio Performance - Hitachi GCR-8480B User Manual

2. MODEL: GCR-8520B
1) SUPPORTED SYSTEM
• IBM Compatible 486SX or Above (With PIO mode 4 recommended)
2) SUPPORTED OS
• MS-DOS Version 3.1 or Higher
• Windows '95/'98/'2000/Me/XP

3) GENERAL PERFORMANCE

• Data Transfer Rate .........................................................................................Sustained Data Transfer Rate
• Data Buffer Capacity.....................................................................................................................128 kbytes
• Access Time......................................................................Random Access Time(Max 52x) : 80 ms Typical

4) POWER REQUIREMENTS

• Voltage ......................................................................................................................................+5V DC +5%
• Ripple ..................................................................................................................+5V : Less than 100mVp-p
• Current .......................................................................................................................+5V : 0.9A (Maximum)

5) AUDIO PERFORMANCE

• Frequency Response.....................................................................................................20Hz~20KHz(+3dB)
• S/N Ratio (IHF-A+20 KHz LPF) .......................................................................75 dB (Typical at 1 KHz 0dB)
• T.H.D. (IHF-A+20 KHz LPF) ............................................................................0.05% (Typical at 1 KHz 0dB)
• Channel Separation (IHF-A+20 KHz LPF) .............................................................................75 dB (Typical)
• Output Level (1kHz 0dB) 47KΩ Load ..................................................................................0.75Vrms + 10%
• Headphone Level (1kHz 0dB) 33Ω Load...............................................................................0.7Vrms + 20%
4
• Solaris Ver 2.4 or Higher
• Linux slackware Ver 2.3
52 Times Speed (max., Outer side) : 7,800 kbytes/sec
• Windows NT 4.0 or later
• OS/2 Warp (Ver 3.0)
22Times Speed (Inner side) : 3,300 kbytes/sec
+12V : Less than 100mVp-p
70 dB (Limit at 1 KHz 0dB)
0.15% (Limit at 1 KHz 0dB)
+12V DC +5%
+12V : 1.5A (Maximum)
70 dB (Limit)