MANUFACTURER MODEL NO. WDTH. HGT. UNFMT'D FORMT'D RPM RATE ACC. LATN. /IN. CYLs TRKs /TRK +12v +5v (HRS) WEIGHT ADDITIONAL COMMENTS -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- TEAC FD-55A 5.25 HALF 250KB 180KB 300 250Kb 93ms 100ms 48 40 40 16 0.3A 0.4A 10K 1500g SINGLE SIDED TEAC FD-55BR 5.25 HALF 500K 360KB 300 250Kb 93ms 100ms 48 40 80 16 0.3A 0.4A 20K 1500g TEAC FD-55E 5.25 HALF 500KB 360KB 300 250Kb 93ms 100ms 96 80 80 16 0.3A 0.4A 10K 1500g SINGLE SIDED TEAC FD-55FV 5.25 HALF 1.0MB 720KB 300 250Kb 93ms 100ms 96 80 160 16 0.3A 0.4A 10K 1500g TEAC FD-55GFR 5.25 HALF 1.6MB 1.20MB DUAL 500Kb 91ms 83ms 96 80 160 15 0.3A 0.4A 20K 1500g DUAL SPEED TEAC FD-55GR 5.25 HALF 1.6MB 1.20MB 360 500Kb 91ms 83ms 96 77 154 15 0.3A 0.4A 10K 1500g TEAC FD-55GS 5.25 HALF 1.6MB 1.20MB DUAL 500Kb 91ms 83ms 96 80 160 15 0.3A 0.4A 20K 1500g DUAL SPEED, SCSI