index hole

index hole

A small hole punched into a hard sectored floppy disk that serves to mark the start of the sectors on each track.
References in periodicals archive ?
The Plain 1 has a four-finger handle with an index hole while the Simple 1 showcases an open, three-finger contouring handle.
Only one of the first five holes is a single figure stroke index hole.
With the wind in that direction, some of the low-stroke index holes played much easier than usual, the 13th and 18th particularly so.
They have index holes at the rear to quickly identify how many rounds are still left inside.
Interestingly, both the owner's manual and the CZ-USA website state the capacity of the pistol to be 15+1, but the magazines have index holes marked to 16, and 16 rounds easily fit into the magazines I used.
Each player used their handicap index as the allowance to be taken at the appropriate stroke index holes.
The magazines have high-visibility red polymer followers, and the index holes at the rear are all marked.
On a journey where the course index holes have been nicely mixed up, this next three represent the toughest stretch, with an index of 2, 8 and 4 respectively and yardages of 412, 434 and 486 to boot.
Each player receives 3/4 handicap allowance to be taken at the appropriate stroke index holes.
Each player had a full handicap allowance, which was to be taken at the appropriate stroke index holes.
Each player received full handicap allowance to be taken at the appropriate stroke index holes.