diskdef jet80_160_5 seclen 1024 tracks 160 sectrk 5 blocksize 2048 maxdir 128 skew 1 boottrk 1 os 3 end diskdef jet80_160_5_2 seclen 1024 tracks 160 sectrk 5 blocksize 2048 maxdir 128 skew 1 boottrk 2 os 3 end

diskdef jet80_154_8 seclen 1024 tracks 154 sectrk 8 blocksize 2048 maxdir 128 skew 1 boottrk 2 os 3 end diskdef jet80_154_8_2 seclen 1024 tracks 154 sectrk 8 blocksize 2048 maxdir 128 skew 1 boottrk 0 os 3 end