With this Tape Time Chart you can see the time of playing based on length of the tape and/or used speed of your Tape recorders.
TAPE TIME CHART Tape Speed CM / SEC 4.75 9.5 19 38 76 IN / SEC 1 7/8 3 3/4 7 1/2 15 30 600/183 900/274 1200/366 1800/549 2500/762 3280/1000 3600/1097 3750/1143 4600/1402 5000/1524 7200/2195 9700/2957 64 96 128 192 266.7 350 384 400 490.7 533.3 768 1034.7 32 48 64 96 133.3 175 192 200 245.3 266.7 384 517.3 16 24 32 48 66.7 87.5 96 100 122.7 133.3 192 258.7 8 12 16 24 33.3 43.8 48 50 61.3 66.7 96 129.3 4 6 8 12 16.7 21.9 24 25 30.7 33.3 48 64.7 Length of Tape feet/meters Running time of tape in minutes