Blocks per Track
This app is only available on the App Store for iOS devices.
Calculate how many blocks of a given size will fit on a DASD track. Or calculate the range of block sizes given the number of blocks per track. Supports all historical and modern mainframe DASD CKD devices from the 2305 through the 3390-1T. Choose the key length and if the blocks are Extended Format. Easier to use than all those paper reference summaries!
What's New in Version 1.3.1
Corrected English translation of two lines.