IBM
Model Vender Type Cylinders Heads Pre-Comp Reduce-WC Landing Access-Speed Interface MFM RLL 12V-Peak 12V-Avg. 5V-Peak 5V-Avg. Depth Width Hight Weight Comments Update
20mb(13) IBM 5.25 306 8 128
319
ST506 120




203 146 82.6
IBM
20mb(2) IBM 5.25 615 4 300
615
ST506 20




203 146 82.6
初期型AT(Model 239)用純正20MB (Type 2)
30mb(20) IBM 5.25 733 5 300
733
ST506 30




203 146 82.6
後期型AT(Model 339)用純正30MB (Type 20)


IMI
Model Vender Type Cylinders Heads Pre-Comp Reduce-WC Landing Access-Speed Interface MFM RLL 12V-Peak 12V-Avg. 5V-Peak 5V-Avg. Depth Width Hight Weight Comments Update
5006 IMI 5.25 306 2 214 None

ST506 5










5012 IMI 5.25 306 4 214 None

ST506 10










5018 IMI 5.25 306 6 214 None

ST506 15












IVA
Model Vender Type Cylinders Heads Pre-Comp Reduce-WC Landing Access-Speed Interface MFM RLL 12V-Peak 12V-Avg. 5V-Peak 5V-Avg. Depth Width Hight Weight Comments Update
RAMSTOR IVA 5.25




0.5 SCSI









RAMDISK 8〜320MB 同期5MB/s 非同期2.8MB/s


JVC
Model Vender Type Cylinders Heads Pre-Comp Reduce-WC Landing Access-Speed Interface MFM RLL 12V-Peak 12V-Avg. 5V-Peak 5V-Avg. Depth Width Hight Weight Comments Update
JD-3806M JVC 3.5
2



Unique 5








Japan Victor Company
JD-3812M JVC 3.5
2



Unique 10








東芝初期型J-3100に採用
JD-3824L JVC 3.5 615 2


68 Unique(26pin)
20 0.44 0.16
1.20 144.3 104.6 28.8 535

JD-3824R JVC 3.5
2



Unique
20









JD-3824T JVC 3.5 615 2


65 Unique(26pin)
20 0.46 0.12
1.20 144.3 104.6 25.4 510

JD-3824TA JVC 3.5 615 2



Unique
20









JD-3848H JVC 3.5 615 4


45 Unique
40 0.60 0.12
1.30 144.3 104.6 31.4 575

JD-3848HA JVC 3.5 615 4



Unique(26pin)
40









JD-5006 JVC 5.25 306 2


85 ST506 5










JD-5012 JVC 5.25 306 4


85 ST506 10










JD-5020 JVC 5.25 489 4


120 ST506 20










JD-E2825P JVC 2.5 581 2


23 SCSI \ IDE
20 0.00 0.00 3.50 0.90 100 70 19.05 215

JD-E2825P JVC 2.5 581 2


23 AT/SCSI
20 0.00 0.00 3.50 0.90 100 70 19.05 215 動作時2.5W 待機時0.4W
JD-E3848V JVC 3.5 862 2


25 SCSI \ IDE
40 0.00 0.00 6.00 1.20 146 101 20.8 410



KONICA
Model Vender Type Cylinders Heads Pre-Comp Reduce-WC Landing Access-Speed Interface MFM RLL 12V-Peak 12V-Avg. 5V-Peak 5V-Avg. Depth Width Hight Weight Comments Update
KT-510 KONICA
350 2



SCSI
10







30S/T 512byte