:
XMT=/dev/xStp0
MT=/dev/nrStp0
tape rewind $XMT
for i in 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19
do
dd if=${MT} of=f${i} bs=10k
echo $i
done

